ArmorCore Fiberglass Rear Semi Truck Fenders

ArmorCore Advantage™ – Built for Semi Truck Rear Fender Durability

Shop the full lineup of ArmorCore fiberglass semi truck rear fenders — handbuilt in Seymour, Indiana and backed by a lifetime warranty against spider cracks. Whether you're running a Peterbilt, Kenworth, Freightliner, Volvo, Western Star, or most any other Class 8 truck, we've got a rear fender built to fit.

Every fender is constructed with ArmorCore fiberglass — stronger, lighter, and more impact-resistant than OEM alternatives. Each set ships with a gel coat finish already applied, sand and paint to match your rig.

Shop rear fenders by style:

• Double Hump Rear Fenders — the most iconic look in trucking, maximum tire coverage
• Full Tandem Rear Fenders — full wrap coverage for tandem axle configurations
• Single Rear Fenders — clean, streamlined single axle coverage

Shop rear fenders by brand:

• Peterbilt Rear Fenders
• Kenworth Rear Fenders
• Freightliner Rear Fenders
• Volvo Rear Fenders
• Western Star Rear Fenders

Why drivers choose Bad Ass rear fenders:

• ArmorCore fiberglass — stronger and lighter than OEM steel
• Gel coat finish included — sand & paint ready
• Lifetime warranty against spider cracks
• Fits most Class 7 & Class 8 semi trucks
• Handbuilt in the USA in Seymour, Indiana
• Trusted by 5,000+ customers
• Available at Raney's, 4 State Trucks & Big Rig Chrome Shop

Don't see your truck? Call us at 812-523-2228 — chances are we've got you covered.

Compatible Truck Brands:

• Peterbilt Trucks - Fits Peterbilt 379, 389, 567, and other models with 52"-54" axle spreads
• Kenworth Trucks - Compatible with Kenworth W900, T800, T680, and similar configurations
• Freightliner Trucks - Designed for Freightliner Classic, Coronado, and comparable models
• International Trucks - Fits International 9900i, ProStar, LoneStar, and other heavy-duty models
• Mack Trucks - Compatible with Mack Granite, Pinnacle, and similar chassis configurations
• Volvo Trucks - Designed for Volvo VNL, VNM, and other heavy-duty Volvo models
• Western Star Trucks - Fits Western Star 4900, 5700XE, and comparable configurations