Best Steel Fenders For Trailers for Tandem and Single Axles

Best Steel Fenders For Trailers

A strong steel trailer fender should match your axle layout and tire size, provide useful wheel coverage, and suit the way you plan to mount it. For tandem-axle trailers, RecPro Tandem Fender leads with 14-gauge steel, a backer skirt, and bolt-on mounting; several other tandem options cover common 13- to 15-inch tires. Single-axle buyers can compare 14- to 16-inch options, including fenders supplied with separate back plates.

The products differ in steel gauge, dimensions, surface design, and installation approach, so the best fit depends on more than appearance. Check your trailer’s actual tire size, available clearance, and mounting points before choosing.

This roundup compares the listed specifications and included components, not independently tested durability or fit.

RecPro Tandem Fender is the best overall choice here for a tandem-axle trailer: it uses 14-gauge steel, includes a backer skirt, and offers bolt-on mounting. Its listed dimensions are 72 inches long, 10 inches wide, and 193⁄4 inches high. If you need a different setup, the lineup also includes tandem fenders for most 13- to 15-inch tires and single-axle options for 14- to 16-inch wheels.

Confirm dimensions and mounting compatibility before ordering.

Our Top Picks

RecPro Tandem FenderBest Overall

RecPro Tandem Fender

Its 14-gauge steel, included backer skirt, and bolt-on mounting suit tandem trailers; listed dimensions are 72 by 10 by 193⁄4 inches.

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FinerFurnis Tandem FendersHeaviest Gauge

FinerFurnis Tandem Fenders

The tandem pair uses 14-gauge steel and measures 66 by 9.1 by 20 inches, with weldable sides and pre-drilled holes.

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HECASA Diamond Tread FendersTread-Plate Design

HECASA Diamond Tread Fenders

These tandem fenders use Q235 steel diamond plate and measure 727⁄8 by 101⁄4 by 13 inches; installation is by welding.

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Compare trailer steel fenders by fit and mounting style

#ProductMaterialCompatible with Vehicle TypeMaterial TypeBuy
1SteelTrailerSteelView on Amazon
2SteelTruckSteelView on Amazon
3SteeluniversalSteelView on Amazon
4
ECOTRIC Tandem Fenders4. ECOTRIC Tandem FendersTandem trailers needing paint-ready coverage
Alloy SteelTrailerAlloy SteelView on Amazon
5SteelTrailerSteelView on Amazon
6SteelTrailerSteelView on Amazon
7
JY Performance Round Fenders7. JY Performance Round FendersSingle-axle builds needing separate backs
16 Gauge SteelFits for single axle trailers with 14-16 inch…16 Gauge SteelView on Amazon
8
JY Performance Single-Axle Fenders8. JY Performance Single-Axle FendersSingle-axle trailers with flexible placement
16 Gauge SteelFits for single axle trailers with 14-16 inch…16 Gauge SteelView on Amazon
9
HECASA Single-Axle Fenders9. HECASA Single-Axle FendersWeld-ready single-axle replacement projects
SteelTrailer, TrailersSteelView on Amazon
10
Tie Down Single-Axle Fenders10. Tie Down Single-Axle FendersSingle-axle trailers with 15-inch assemblies
SteelTrailerSteelView on Amazon

Detailed Reviews: Best Steel Fenders For Trailers

RecPro Tandem Fender

#1 · Best Overall

1. RecPro Tandem Fender

  • Material: Steel
  • Compatible with Vehicle Type: Trailer
  • Material Type: Steel

Best for: Tandem owners seeking bolt-on diamond plate.

Why it ranks #1: Its 14-gauge steel, included backer skirt, and bolt-on mounting suit tandem trailers; listed dimensions are 72 by 10 by 193⁄4 inches.

A bolt-on mounting approach sets the RecPro tandem fender apart, giving buyers a stated alternative to welding during installation. Its 14-gauge diamond-plate steel pairs a textured industrial look with a substantial material specification, while the included backer skirt adds another component to the tandem assembly.

RecPro specifies a tandem-axle fender made from 14-gauge diamond-plate steel, with dimensions of 72 inches long, 10 inches wide and 193⁄4 inches high. The long profile suits a tandem layout, while the diamond tread supplies the listed industrial appearance. An easy-install lip and bolt-on mounting support an installation workflow that does not require the stated welding method used by some raw-steel fenders. The silver backer skirt adds coverage behind the fender, and the product is supplied as two fenders.

Pros
  • 14-gauge steel diamond-plate construction
  • Tandem-axle layout with backer skirt
  • Bolt-on mounting and easy-install lip
  • Two fenders included
Cons
  • The supplied facts do not specify a wheel-size fit range.

Skip it if you need a stated tire-size range before choosing; the listed RecPro details give tandem dimensions but no wheel-size fit.

Consider this RecPro pair for a tandem trailer when bolt-on mounting and diamond-plate styling suit the project. Check the trailer’s wheel and clearance requirements independently, since the supplied product details do not state a tire-size range.

Full product details
BrandRecPro
ColorRaw Steel
Compatible with Vehicle TypeTrailer
Included ComponentsTandem Fender
ManufacturerRecPro
Part NumberRP-FNDS-107219-KT
Manufacturer Warranty Description1 Year Manufacturer
MaterialSteel
Model NumberRP-FNDS-107219-KT
StyleClassic
Style NameClassic

Listed on Amazon as: RecPro Tandem Axle Fender | Diamond Plate | 2 Fenders

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FinerFurnis Tandem Fenders

#2 · Heaviest Gauge

2. FinerFurnis Tandem Fenders

  • Material: Steel
  • Compatible with Vehicle Type: Truck
  • Material Type: Steel

Best for: Tandem builds needing weld-or-bolt options.

Why it ranks #2: The tandem pair uses 14-gauge steel and measures 66 by 9.1 by 20 inches, with weldable sides and pre-drilled holes.

Pre-drilled holes alongside weldable sides give these FinerFurnis tandem fenders two stated installation routes, helping installers choose an approach that suits the trailer. The 14-gauge steel pair measures 66 by 9.1 by 20 inches and is specified for most 13- to 15-inch wheels.

FinerFurnis lists a 14-gauge steel tandem set sized 66 inches long, 9.1 inches wide and 20 inches high for most 13- to 15-inch wheels. That dimensional fit targets common trailer tire sizes while the stated heavy-duty construction is intended to protect tires under tough towing conditions. Weldable sides accommodate welding, and pre-drilled holes provide a bolt-on option, allowing the installer to select between the listed methods. The two-fender set is suitable for car haulers, cargo, utility and enclosed trailers as named in the product title.

Pros
  • Tandem-axle teardrop design
  • 14-gauge steel construction
  • Fits most 13- to 15-inch wheels
  • Weldable sides and pre-drilled holes offer installation options
Cons
  • The listed wheel fit is limited to most 13- to 15-inch wheels.

Skip it if you have wheels outside the stated 13- to 15-inch range; these fenders are sized for that range.

This pair suits tandem trailer owners seeking either weld-on or bolt-on installation and coverage for most 13- to 15-inch wheels. Its 66-inch length and 20-inch height should be considered against the trailer’s available space.

Full product details
BrandFinerFurnis
ColorBlack
Compatible with Vehicle TypeTruck
Included Components2 PACK Tandem Round Trailer Fenders
Installation TypeBolt-On
Item Weight59.7 pounds
ManufacturerFinerFurnis
Part NumberAbxa-aWdKKRLM-rSvR-Z8TNC1tbI0w
Manufacturer Warranty Description30 days manufacturer
MaterialSteel
Model Numberbxa-aWdKKRLM-rSvR-Z8TNC1tbI0w

Listed on Amazon as: Heavy Duty Steel Tandem Trailer Fenders 2pcs, Teardrop Double Axle Design 66"x9.1"x20" for 13-15 Inch Wheels, Patterned Support for Car Hauler Cargo Utility Enclosed Trailers

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HECASA Diamond Tread Fenders

#3 · Tread-Plate Design

3. HECASA Diamond Tread Fenders

  • Material: Steel
  • Compatible with Vehicle Type: universal
  • Material Type: Steel

Best for: Tandem trailers needing weld-on tread plate.

Why it ranks #3: These tandem fenders use Q235 steel diamond plate and measure 727⁄8 by 101⁄4 by 13 inches; installation is by welding.

Q235 steel diamond tread plate distinguishes HECASA’s tandem fenders, giving trailer builders a patterned steel surface in a weld-on design. The pair is specified for most 13- to 15-inch tires and measures 727⁄8 inches long, providing buyers with concrete fit and layout details.

These two steel diamond-plate fenders are intended for tandem-axle trailers and most 13- to 15-inch tires. Their 101⁄4-inch width, 727⁄8-inch length and 13-inch height help buyers assess trailer clearance before installation. The Q235 steel construction provides the listed material basis, while the tread-plate pattern gives the fenders their distinctive surface. Installation is specified as welding, so the set fits a project that can accommodate welded mounting rather than one requiring a listed bolt-on method.

Pros
  • Tandem-axle compatibility
  • Fits most 13- to 15-inch tires
  • Q235 steel diamond-plate construction
  • Two fenders included
Cons
  • Installation is specified as welding, not bolt-on mounting.

Skip it if you need a bolt-on installation route; this HECASA set is specified for welding.

HECASA is a fit for tandem-trailer projects needing diamond-tread steel coverage for most 13- to 15-inch tires. Choose it when welded installation works for the build, and compare its 13-inch height with available trailer clearance.

Full product details
BrandHECASA
ColorUnpainted Steel
Compatible with Vehicle Typeuniversal
Included Components2 Fenders
Installation TypeWelding
ManufacturerJMTAAT
Part NumberCB-2284
MaterialSteel
Model NumberCB-2284

Listed on Amazon as: HECASA Diamond Tread Plate Fenders Compatible with 13-15 Inch Tires

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ECOTRIC Tandem Fenders

#4

4. ECOTRIC Tandem Fenders

  • Material: Alloy Steel
  • Compatible with Vehicle Type: Trailer
  • Material Type: Alloy Steel

Best for: Tandem trailers needing paint-ready coverage.

Why it ranks #4: The two raw-steel fenders fit tandem trailers and most 13- to 15-inch tires; their 16-gauge steel needs painting.

A center teardrop shape distinguishes ECOTRIC’s two-fender tandem set, giving trailer owners a defined profile alongside coverage for tires and protection from road debris. Its stated fit for most 13- to 15-inch tires and enclosed trailers helps narrow the choice for a common tandem setup.

The 66.5-inch-long, 16-gauge raw alloy-steel fenders are intended for tandem axles and most 13- to 15-inch tires, making them a substantial coverage option for an enclosed trailer. Their center teardrop gives the pair a shaped profile while the stated purpose includes shielding tires from road debris and equipment impacts. Installation can be by welding or with mounting hardware, but that hardware is not included. Because the steel is raw, plan to paint the fenders as part of the finishing work.

Pros
  • Pair of fenders for tandem-axle trailers
  • Fits most 13- to 15-inch tires
  • 16-gauge alloy-steel construction
  • Can be welded or mounted with hardware
Cons
  • Raw steel requires painting, and mounting hardware is not included.

Skip it if you need a finished surface straight out of the box; these raw-steel fenders typically need paint.

Choose this pair for a tandem enclosed trailer with most 13- to 15-inch tires when a center teardrop profile suits the build. Account for painting and source mounting hardware separately if you are not welding them.

Full product details
BrandECOTRIC
ColorSilver
Compatible with Vehicle TypeTrailer
Included Components2 fenders
Item Dimensions66.5 x 9 x 18.37 inches
Item Weight19.05 kg
Dimensions66.5 x 9 x 18.37 inches
ManufacturerECOTRIC
Part NumberET-403
MaterialAlloy Steel
Model NumberVC-LYAM-433
Style NameModern

Listed on Amazon as: ECOTRIC 2Pcs Tandem Trailer Fender Double Axle Compatible with 13-15 Inch

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Trailer-Fenders Tandem Pair

#5 · Back-Plate Included

5. Trailer-Fenders Tandem Pair

  • Material: Steel
  • Compatible with Vehicle Type: Trailer
  • Material Type: Steel

Best for: Tandem trailers needing welded back plates.

Why it ranks #5: This tandem set lists 16-gauge steel and a welded-in back plate, offering an integrated component for debris protection.

A welded-in back plate is the defining construction detail of this tandem fender pair, adding an integrated rear section as part of the assembly. The listing specifies 16-gauge steel and dimensions of 72 by 10.75 by 20 inches, useful starting points for planning trailer coverage and placement.

This two-pack of tandem-axle fenders is listed in 16-gauge steel and measures 72 by 10.75 by 20 inches. The long dimensions provide a reference for checking space across a tandem wheel area, while the welded-in back plate is described as enhancing protection against road debris. Because the back plate is already welded in, the assembly has an integrated rear section rather than a separate back plate to position. The supplied details do not state a wheel-size range, so dimensions are the available fit reference.

Pros
  • Tandem-axle fender set
  • 16-gauge steel construction
  • Welded-in back plate
  • 72-by-10.75-by-20-inch listed dimensions
Cons
  • No wheel-size compatibility range is provided in the listed details.

Skip it if you need a published tire-size range to guide selection; the listing gives dimensions but no wheel-size fit range.

Consider this pair for a tandem trailer when a welded-in back plate and 16-gauge steel suit the build. Use its listed dimensions to assess space, but note that the supplied details do not identify compatible wheel sizes.

Full product details
BrandTrailer-Fenders
Compatible with Vehicle TypeTrailer
Included Components9 Fenders
ManufacturerRockStopper
Part NumberMCFS230x2
Manufacturer Warranty DescriptionNo Warranty Available.
MaterialSteel
Model NumberMCFS230x2

Listed on Amazon as: 2 Pack – 72×10.75 Tandem Axle Steel Trailer Fenders with Back Plate

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Tough Grade Round Fenders

#6 · Made in USA

6. Tough Grade Round Fenders

  • Material: Steel
  • Compatible with Vehicle Type: Trailer
  • Material Type: Steel

Best for: Paint-ready single-axle utility trailers.

Why it ranks #6: The primed-steel pair fits most 13- to 15-inch trailer tires and has flat surfaces intended to simplify welding installation.

A primed, paint-ready surface is the practical differentiator of Tough Grade’s steel fenders, letting owners plan a custom finish after installation. The listed application is single-axle utility trailers with most 13- to 15-inch tires, and the flat welding surface supports a straightforward weld-on workflow.

These steel fenders measure 36 by 13 by 20 inches and are specified for single-axle utility trailers with most 13- to 15-inch tires. Their flat surfaces are described as easy to weld, supporting a weld-on installation, while the primed finish is ready for paint to match a trailer. Slightly rounded sides give the fenders a softened profile. The two-pack format provides a pair for the axle, but buyers should keep the stated single-axle application in mind when matching them to a trailer.

Pros
  • Specified for single-axle utility trailers
  • Fits most 13- to 15-inch trailer tires
  • Flat surfaces support welding
  • Primed and paint-ready steel
Cons
  • The listed application is single axle, not tandem axle.

Skip it if you need tandem-axle fenders; these are listed for single-axle utility trailers.

Tough Grade suits a single-axle utility-trailer owner who wants weld-on steel fenders that can be painted to match. Its 13- to 15-inch tire fit is the stated range, so keep both axle type and wheel size in view.

Full product details
BrandTough Grade
ColorPrimed Steel
Compatible with Vehicle TypeTrailer
Included ComponentsTandem Teardrop Fender
Item Dimensions36 x 13 x 20 inches
Item Weight26 pounds
Dimensions36 x 13 x 20 inches
ManufacturerTough Grade
Part Numberkit_328202213044-PARENT
Manufacturer Warranty Description1 Year Manufacturer
MaterialSteel
Model Numberkit_328202213044-PARENT
Style NameModern

Listed on Amazon as: Tough Grade Round Steel Trailer Fenders 13" x 36" x 20" 2-Pack

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JY Performance Round Fenders

#7

7. JY Performance Round Fenders

  • Material: 16 Gauge Steel
  • Compatible with Vehicle Type: Fits for single axle trailers with 14-16 inch…
  • Material Type: 16 Gauge Steel

Best for: Single-axle builds needing separate backs.

Why it ranks #7: Designed for single-axle trailers with 14- to 16-inch wheels, this 16-gauge set includes two fenders and separate back plates.

A separate fender-and-back-plate layout is the defining feature of JY PERFORMANCE’s set, letting installers position the pieces to suit a single-axle trailer setup. The steel round fenders are specified for 14- to 16-inch wheels, a useful fit range for buyers working within those wheel sizes.

This pair combines 16-gauge steel round fenders with separate back plates for single-axle trailers using 14- to 16-inch wheels. The two-piece layout gives installation more flexibility than a single assembled part, and the listing specifies that the pieces are not welded together. At 32 by 9 by 15 inches, the set provides a concrete size reference for planning placement. The stated durable-steel construction is intended to protect both trailer and wheels against harsh road conditions.

Pros
  • Made for single-axle trailers
  • Fits 14- to 16-inch wheels
  • Separate fenders and back plates allow flexible placement
  • 16-gauge steel construction
Cons
  • The separate fender and back-plate pieces are not welded together.

Skip it if you need tandem-axle coverage or wheels outside the listed 14- to 16-inch range; this set is for single axles.

This set suits a single-axle trailer owner who wants separate backs for flexible positioning and has 14- to 16-inch wheels. Its separate, unwelded components make installation planning important before the trailer goes into service.

Full product details
BrandJY PERFORMANCE
ColorBare Metal
Compatible with Vehicle TypeFits for single axle trailers with 14-16 inch wheels
Included Components2 x Single Axle Trailer Fenders with Fender Backs
ManufacturerJY PERFORMANCE
Part NumberDAC977
Manufacturer Warranty Description1 year
Material16 Gauge Steel
Model NumberDAC977
StyleRound – 14"-16" Wheels
Style NameRound – 14"-16" Wheels

Listed on Amazon as: Trailer Fenders Single Axle, Steel Round Fenders for 14"-16" Wheels

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JY Performance Single-Axle Fenders

#8

8. JY Performance Single-Axle Fenders

  • Material: 16 Gauge Steel
  • Compatible with Vehicle Type: Fits for single axle trailers with 14-16 inch…
  • Material Type: 16 Gauge Steel

Best for: Single-axle trailers with flexible placement.

Why it ranks #8: This 16-gauge steel pair targets single-axle trailers with 14- to 16-inch wheels and includes two separate fender backs.

Separate fenders and back plates give this JY PERFORMANCE set installation flexibility, letting the components be positioned for the trailer’s particular single-axle arrangement. Its specified 14- to 16-inch wheel fit and 16-gauge steel construction make the intended application clear before you plan the mounting work.

The two round fenders and two back plates are separate components, so their placement can be adjusted around a single-axle trailer setup. JY PERFORMANCE lists compatibility with 14- to 16-inch wheels and gives dimensions of about 32.12 by 9.12 by 14.37 inches, useful details when checking available space. The 16-gauge steel construction provides the stated strength for everyday use. Bare metal leaves the surface unfinished, so factor that state into the finishing plan rather than expecting a finished coating.

Pros
  • Fits single-axle trailers with 14- to 16-inch wheels
  • Separate back plates permit flexible positioning
  • 16-gauge steel construction
  • Two fenders and two backs included
Cons
  • Bare-metal finish is unfinished and may require finishing for the intended appearance.

Skip it if you have a tandem axle or wheels outside 14 to 16 inches; this set is specified for single-axle trailers.

This pair fits buyers assembling a single-axle trailer with 14- to 16-inch wheels who value separately positioned backs. Its bare-metal finish and component-by-component placement should be considered in the installation and finishing plan.

Full product details
BrandJY PERFORMANCE
ColorBare Metal
Compatible with Vehicle TypeFits for single axle trailers with 14-16 inch wheels
Included Components2 x Fender Backs, 2 x Single Axle Trailer Fenders
Item Dimensions32.12 x 9.12 x 14.37 inches
Item Weight28 pounds
Dimensions32.12 x 9.12 x 14.37 inches
ManufacturerJY PERFORMANCE
Part NumberDAC977
Manufacturer Warranty Description1 year
Material16 Gauge Steel
Model NumberDAC977
Style NameFor single axle trailers with 14"-16" wheels

Listed on Amazon as: Trailer Fenders Single Axle, Steel Round Single Axle Trailer Fenders

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HECASA Single-Axle Fenders

#9

9. HECASA Single-Axle Fenders

  • Material: Steel
  • Compatible with Vehicle Type: Trailer, Trailers
  • Material Type: Steel

Best for: Weld-ready single-axle replacement projects.

Why it ranks #9: The 16-gauge steel pair measures 32 by 9 by 15 inches and fits 14- to 16-inch wheels, but requires welding or screws.

HECASA’s fenders and separate backs arrive unassembled, allowing a buyer to choose welding or screw mounting rather than relying on a prejoined unit. The set is specified for single-axle trailers with 14- to 16-inch wheels, and its 32-inch length gives the coverage footprint a clear reference.

This pair measures 32 inches long, 9 inches wide and 15 inches high, and is listed for single-axle trailers with 14- to 16-inch wheels. The 16-gauge steel fenders are intended to shield tires from road debris. Since the fenders and backs are not assembled, installation requires welding or screwing the pieces together; professional installation is recommended in the listing. That means the separate construction offers mounting choices but calls for hands-on assembly before the set is ready for use.

Pros
  • Fits single-axle trailers with 14- to 16-inch wheels
  • 16-gauge steel construction
  • Fenders and backs included as a set
  • Welding or screw mounting is listed
Cons
  • The fenders and backs require manual assembly by welding or screwing.

Skip it if you want a preassembled set or prefer installation without welding or screw work; these pieces arrive separate.

Choose HECASA for a single-axle trailer with 14- to 16-inch wheels when you can handle the separate-component installation. Professional installation is recommended, so account for that work before choosing this set.

Full product details
BrandHECASA
ColorBare Metal
Compatible with Vehicle TypeTrailer, Trailers
Included Components2 pcs of fenders
ManufacturerMod Vanten
Part NumberMO-119
MaterialSteel
Model NumberMO-119
StyleModern
Style NameModern

Listed on Amazon as: HECASA Single Axle Trailer Fenders W/Fender Backs Fits 14" to 16" Wheels

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Tie Down Single-Axle Fenders

#10

10. Tie Down Single-Axle Fenders

  • Material: Steel
  • Compatible with Vehicle Type: Trailer
  • Material Type: Steel

Best for: Single-axle trailers with 15-inch assemblies.

Why it ranks #10: These 16-gauge smooth-steel fenders are restricted to 15-inch tire assemblies, making them less flexible than the broader-fit options.

A strict fit for 15-inch tire assemblies defines Tie Down’s smooth-steel fenders, giving buyers a specific compatibility target rather than a broad wheel range. The 16-gauge pair measures 31.5 by 10 by 13 inches, helping owners evaluate the available coverage footprint for a single-axle trailer.

Tie Down lists these smooth 16-gauge steel fenders for 15-inch tire assemblies only, so confirming the assembly’s overall tire size is central to choosing them. At 31.5 inches long, 10 inches wide and 13 inches high, their stated dimensions provide a reference for checking trailer space. The set of two is intended for single-axle use, and the product description identifies tire protection as a purpose. The narrow fit specification makes them a focused option rather than a general choice for mixed wheel sizes.

Pros
  • Set of two single-axle fenders
  • 16-gauge smooth steel
  • Specified for 15-inch tire assemblies
  • 31.5-by-10-by-13-inch dimensions
Cons
  • Compatible only with 15-inch tire assemblies.

Skip it if you have tire assemblies other than 15 inches; this set is specified for 15-inch assemblies only.

Tie Down suits a single-axle trailer owner whose tire assemblies measure 15 inches and who wants smooth 16-gauge steel fenders. Its exclusive fit makes it unsuitable for other assembly sizes, so check that boundary before selecting it.

Full product details
BrandTie Down
ColorSilver
Compatible with Vehicle TypeTrailer
Included ComponentsFender
ManufacturerTie Down, Inc.
Part Number44917N-2
Manufacturer Warranty Description1 year limited
MaterialSteel
Model Number44917N-2
Style2 Fenders
Style Name2 Fenders

Listed on Amazon as: Tie Down Trailer Fenders – Single Axle, 16 Gauge Smooth Steel – For 15" Tire Assemblies Only – 31.5" L x 10" W x 13" H (Set of 2)

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Check clearances, not just the stated tire size

A stated tire-size range does not guarantee a fender will clear your trailer frame, suspension, or bodywork. The products show why dimensions matter: RecPro Tandem Fender is listed at 72 inches long and 193⁄4 inches high, while HECASA Diamond Tread Fenders are 727⁄8 inches long but only 13 inches tall. For single axles, Tough Grade Round Fenders list a 36-by-13-by-20-inch size, while Tie Down Single-Axle Fenders are 31.5 by 10 by 13 inches and fit only 15-inch tire assemblies.

Measure the tire’s actual outside diameter and width, then check the space around the wheel throughout its movement. Also compare the product’s stated dimensions with the available mounting area.

A nominal wheel diameter alone cannot settle whether a fender will fit your particular trailer.

Bare steel needs a finish and mounting plan

Bare or raw steel fenders call for a finishing and installation plan before they go on the trailer. ECOTRIC Tandem Fenders are described as 16-gauge raw steel and the listing says they would typically be painted. HECASA Diamond Tread Fenders are unpainted steel and specify welding, while HECASA Single-Axle Fenders require welding or screws and recommend professional installation.

By contrast, RecPro Tandem Fender lists bolt-on mounting, and FinerFurnis Tandem Fenders offer weldable sides and pre-drilled holes. These differences create a practical trade-off: welding can suit a build with compatible fabrication access, while bolt-on parts may better suit an existing trailer if its mounting points align.

Verify how the specific product attaches and how you will protect exposed steel; the listings do not establish that any finish is corrosion-proof.

How to Choose Steel Trailer Fenders

Axle layout and tire fit

Start by matching the fender to the axle layout and tire size listed for your trailer. Tandem choices include ECOTRIC Tandem Fenders and HECASA Diamond Tread Fenders, both described for tandem trailers and most 13- to 15-inch tires. FinerFurnis Tandem Fenders also list a 13- to 15-inch fit.

Single-axle options from JY Performance Round Fenders and HECASA Single-Axle Fenders fit 14- to 16-inch wheels, while Tie Down Single-Axle Fenders specify 15-inch tire assemblies only. Buyers with tandem axles should favour the tandem-specific products; those with single axles should choose a matching single-axle design.

Treat these stated ranges as a starting point, then confirm the actual tire and clearance.

Steel gauge and surface construction

Compare the stated gauge and surface construction when choosing how substantial or finished a fender should be. RecPro Tandem Fender and FinerFurnis Tandem Fenders list 14-gauge steel; ECOTRIC Tandem Fenders, JY Performance Round Fenders, and Tie Down Single-Axle Fenders list 16-gauge steel. HECASA Diamond Tread Fenders use Q235 steel with a diamond-plate surface, while Tie Down Single-Axle Fenders use smooth steel.

Buyers prioritizing a listed heavier gauge can favour the 14-gauge tandem choices. Those wanting a patterned surface can consider the HECASA diamond-plate option; those preferring smooth steel can look at Tie Down.

Gauge alone does not establish a product’s service life or suitability for every trailer.

Mounting method and included back plates

Choose a mounting approach that matches your trailer and confirm which back plates come with the set. RecPro Tandem Fender lists bolt-on installation and a backer skirt. JY Performance Round Fenders include separate fender backs and are described as not welded, while HECASA Single-Axle Fenders require welding or screws.

HECASA Diamond Tread Fenders specify welding, and Tough Grade Round Fenders have flat surfaces for welding. Buyers with suitable existing bolt-on points may favour RecPro; those building or modifying a trailer for welding can consider the weld-oriented options.

Separate backs allow positioning flexibility but require assembly or installation work. Check the package details carefully: the products differ in whether a back plate is included, separate, or described as a backer skirt.

Which Steel Trailer Fenders Should You Choose?

For a tandem-axle trailer, choose RecPro Tandem Fender if you want 14-gauge steel, a backer skirt, and listed bolt-on mounting. If you prefer a diamond-plate surface and can weld, HECASA Diamond Tread Fenders offer a tandem fit for most 13- to 15-inch tires. For a 14- to 16-inch single-axle setup, JY Performance Round Fenders include separate back plates; HECASA Single-Axle Fenders are another option if welding or screw installation suits your build.

Choose Tough Grade Round Fenders for a primed, weld-ready option listed for most 13- to 15-inch tires. Tie Down Single-Axle Fenders make sense when the tire assembly is specifically 15 inches.

In every case, verify wheel clearance, dimensions, and mounting compatibility before ordering.

Frequently Asked Questions

How should I measure trailer tires and available fender clearance before ordering?

Measure the tire’s overall diameter and width, then check the space available around it where the fender will sit. Compare those measurements with the fender’s listed dimensions, allowing for the trailer’s actual wheel and suspension movement. Also confirm axle configuration and mounting position; listed tire-size compatibility alone does not guarantee clearance on your trailer.

Should trailer fenders be welded or bolted on?

Choose the mounting method that matches both the fender and your trailer. Some options are listed for bolt-on mounting, while others are described as weld-ready or suitable for welding or screw installation. Before ordering, check the product’s mounting details and your trailer’s attachment points; do not assume every steel fender supports every installation method.

How can I protect bare or raw steel trailer fenders from corrosion?

Protect bare steel by preparing it and applying a suitable coating before exposure to moisture. Follow the coating maker’s directions for cleaning, surface preparation, application, and maintenance. Check periodically for scratches or exposed steel and touch up damaged areas.

Confirm whether a fender is already primed or coated rather than assuming its finish from the title.

Do I need a fender back or backer skirt?

A back or backer skirt is a feature to compare when choosing a fender, but the titles do not establish that every option includes one. Check the listing and product details to confirm what is supplied. The RecPro Tandem Fender is described in the editorial verdict as including a backer skirt; verify fit and mounting too.

How do I choose between a tandem and single-axle fender?

Match the fender to the trailer’s axle setup first. The listed options include tandem fenders for most 13- to 15-inch tires and single-axle choices for 14- to 16-inch wheels, while Tie Down is listed specifically for 15-inch tire assemblies. Verify the individual product’s dimensions, tire fit, and mounting compatibility before ordering.

Final Words

For a tandem-axle trailer, the RecPro Tandem Fender is the editorial pick when its 14-gauge steel, backer skirt, and bolt-on mounting match your needs. Consider HECASA Diamond Tread if you want a diamond-plate surface and can weld. For single-axle setups, compare wheel fit and mounting on JY Performance or HECASA options.

Whichever you choose, verify actual tire clearance, fender dimensions, and attachment compatibility before ordering.

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