Fiberglass Semi Truck Fenders | Double Hump Fenders | Made In USA |Bad Ass Custom Truck Parts

Peterbilt 379 Long 7.5" Sidewall Front Fender Set

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Peterbilt 379 Long 7.5" Sidewall Composite Front Fender Set - Bad Ass Custom Truck Parts

$999 $1,197

Peterbilt 389 Long 7.5" Sidewall Front Fender Set

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Peterbilt 389 Long 7.5" Sidewall Front Fender Set - Bad Ass Custom Truck Parts

$999 $1,197

3 reviews

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Peterbilt 389 Medium 4.5" Sidewall Front Fender Set - Bad Ass Custom Truck Parts

$999 $1,197

Peterbilt 389 Medium 4.5" Sidewall Front Fender Set

Stock Peterbilt 379 Replacement Front Fender Set

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Stock Peterbilt 379 Replacement Front Fender Set - Bad Ass Custom Truck Parts

Peterbilt 589 Front Fender Set - 7.5" Sidewall - Bad Ass Custom Truck Parts

$999 $1,197

5 reviews

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Bailey Front Fender Set - Bad Ass Custom Truck Parts

$999 $1,197

Bailey Front Fender Set

Stock Peterbilt 359 Replacement Front Fender Set

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$999 $1,197

Stock Peterbilt 389 Replacement Front Fender Set

Save $198

Stock Peterbilt 389 Replacement Front Fender Set - Bad Ass Custom Truck Parts

$999 $1,197

3 reviews

Peterbilt 379 - Old School Front Fender Set - Bad Ass Custom Truck Parts

$999

Peterbilt 379 - Old School Front Fender Set

Peterbilt 359 Medium - 4.5" Sidewall Front Fender Set

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$999 $1,197

10 reviews

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$999 $1,197

Peterbilt 359 Long 7.5" Sidewall Front Fender Set

Stock Peterbilt 388 Replacement Front Fender Set

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$999 $1,197

Peterbilt 388 Short 3.5" Sidewall Front Fender Set

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$999 $1,197

Peterbilt 388 Medium 4.5" Sidewall Front Fender Set

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$999 $1,197

Peterbilt 388 Long 7.5" Sidewall Front Fender Set

Save $198

$999 $1,197

3 reviews

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$999 $1,197

Peterbilt 359 Short - 3.5" Sidewall Front Fender Set

6 reviews

Save $98

$1,199 $1,297

Peterbilt 589 Front Fender Set - 7.5" Sidewall

Peterbilt 589 Front Fender Set - 4.5" Sidewall

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$1,199 $1,297

Peterbilt 589 Front Fender Set - 3.5" Sidewall

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$1,199 $1,297

Dual axle semi truck with custom white rear fenders and chrome wheels in snow

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Peterbilt 359 Medium - 4.5" Sidewall Front Fender Set

Price:

$999 $1,197

Save $198

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Drop Length: 91"

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Single Composite Rear Fender Set

From $795

Double Hump Rear Fender Set with Light Boxes

Standard Bad Ass Full Fender Set - 30"

From $1,897

Project One Double Hump Rear Fender

Project Two Double Hump Rear Fender Set

Original Double Hump Fender Set

High Boy Rear Full Fender Set

From $1,897

Fiberglass Fifth Wheel Cover

Project One Single Rear Fender Set

From $795

$299

Peterbilt 379 Door Panel Set

Peterbilt 379 Door Panel Set - Bad Ass Custom Truck Parts

$399

Kenworth W900 Door Panel Set

Kenworth W900 Door Panel Set - Bad Ass Custom Truck Parts

$399

Peterbilt 379 Solid Cab Panels

$399

379 Door Panel with Speaker Mounts

379 Door Panel with Speaker Mounts - Bad Ass Custom Truck Parts

$449

Peterbilt Filler Panels - Bad Ass Custom Truck Parts

$499

Peterbilt Filler Panels

Kenworth Filler Panel - Bad Ass Custom Truck Parts

$499

Kenworth Filler Panel

Peterbilt 389 Glider Cab Panels

Peterbilt 389 Glider Cab Panels - Bad Ass Custom Truck Parts

$499

Solid Full Wrap Sleeper Panels for Peterbilt

$499

Peterbilt 379 Sleeper Panels - PSP4

$499

Absolutely love it!

Really simple and easy to install came pretty quick as well. I called and guy name Brady let me know when they would ship and kept in contact. Was trying to get a build done for a show.

P

Paul O.

Verified Buyer

Great value for money

Super nice build on the Tbar. Very heavy duty and painted up really nice. Shipped out on a brand new large pallet that is now being used in my shop to stack more junk lol.

J

Jim L.

Verified Buyer

Very satisfied

Really like the custom look of these. I am using them on my show truck and they are perfect. Really wanted something that stood out above other fenders for shows.

H

Harold P.

Verified Buyer

Perfect!

Great set of fenders. When I saw the dodge resting on top of them it kinda sold me lol

J

Jim D.

Verified Buyer

Highly recommend

Super nice bumper for the money. Didnt think I would ever go stainless but it looks really sharp. Shipped out pretty quick and they communicated with me as it was being built.

B

Bill K.

Verified Buyer

Excellent quality

Great product and shipping was pretty quick. They had none in stock and were able to get a set out in 2 weeks. Also they gave me updates along the way. I had the truck in the shop and needed them quickly.

H

Hector G.

Verified Buyer

Peterbilt Rear Fender Fitment Guide: Axle Spacing for Peterbilt 379 & 389 Trucks - Bad Ass Custom Truck Parts

Peterbilt Rear Fender Fitment Guide: Axle Spacing for Peterbilt 379 & 389 Trucks Choosing the correct rear fenders for a Peterbilt 379 or Peter...

Verified • Mar 13, 2026

Peterbilt Rear Fender Fitment Guide: Axle Spacing for Peterbilt 379 & 389 Trucks

Kenworth Fiberglass Rear Fenders Fitment Guide - Bad Ass Custom Truck Parts

Kenworth Fiberglass Rear Fenders Fitment Guide Suspension Compatibility for W900, T800, T680, T880, and W990 Trucks Kenworth trucks are some of the...

Verified • Mar 12, 2026

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Double Hump Semi Truck Fenders: Why Owner-Operators Choose This Style - Bad Ass Custom Truck Parts

Why Double Hump Semi Truck Fenders Are the Most Popular Choice for Owner-Operators For many owner-operators and custom truck builders, the rear fen...

Verified • Mar 08, 2026

Double Hump Semi Truck Fenders: Why Owner-Operators Choose This Style

OEM 389 Front Fender vs Aftermarket: What Peterbilt 389 Owners Should Know - Bad Ass Custom Truck Parts

OEM 389 Front Fender vs Aftermarket: Which Is the Better Buy? If you're searching for an OEM 389 front fender, you're likely dealing with one of th...

Verified • Feb 26, 2026

OEM 389 Front Fender vs Aftermarket: What Peterbilt 389 Owners Should Know

OEM 379 Front Fender vs Aftermarket: What Peterbilt 379 Owners Need to Know - Bad Ass Custom Truck Parts

OEM 379 Front Fender vs Aftermarket: Which One Should You Buy? If you're searching for an OEM 379 front fender, you’re likely restoring, repairing,...

Verified • Feb 26, 2026

OEM 379 Front Fender vs Aftermarket: What Peterbilt 379 Owners Need to Know

Why Made in USA Fiberglass Truck Parts Outperform Imported Alternatives - Bad Ass Custom Truck Parts

Why Made in USA Fiberglass Truck Parts Outperform Imported Alternatives The heavy truck aftermarket has become flooded with imported fiberglass pan...

Verified • Feb 25, 2026

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Peterbilt 589 Front Fenders now on Pre Sale - Bad Ass Custom Truck Parts

Peterbilt 589 Front Fenders Are Now Available for Pre-Sale We’ve waited long enough. The Peterbilt 589 hit the road and the fiberglass aftermarket ...

Verified • Feb 21, 2026

Peterbilt 589 Front Fenders now on Pre Sale

Best Front Fenders for Peterbilt 379 & 389 (Buyer’s Guide) - Bad Ass Custom Truck Parts

Best Front Fenders for Peterbilt 379 & 389 (Buyer’s Guide) When it comes to upgrading or replacing Peterbilt front fenders, the right choice is...

Verified • Feb 12, 2026

Best Front Fenders for Peterbilt 379 & 389 (Buyer’s Guide)

Best Rear Fenders for Peterbilt 389 (Buyer’s Guide for Fitment & Durability) - Bad Ass Custom Truck Parts

Best Rear Fenders for Peterbilt 389 (Buyer’s Guide for Fitment & Durability) If you own a Peterbilt 389, you already know one thing — appearanc...

Verified • Feb 12, 2026

Best Rear Fenders for Peterbilt 389 (Buyer’s Guide for Fitment & Durability)

Best Semi Truck Rear Fenders (2026 Buyer’s Comparison Guide) - Bad Ass Custom Truck Parts