Grumper Fender System

Jeep Gladiator

The Grumper Fender was engineered to tie directly to the 2nd Gen Grumper (GR4650-1) and presents the first ever fender to front bumper integration. Key features include high arch design, aggressive styling, and one-piece construction (integrating fender, fender flare and gill box into one part). Separate your new Jeep Gladiator from the rest with these Fab Fours Integrated Fenders All parts are 100% U.S. steel and manufactured here in South Carolina, USA. **Only works with the JL Grumper**

Application: 2020 Jeep Gladiator

Fender Replacement System // 2020 Jeep Gladiator

2020 Jeep Gladiator Front Fender

JL4600-1 // Front Grumper Fender

GR4650-1 // Grumper (Required to use JL4600-1) //Click here for more info

2018 Jeep JL Inner Fender

JL1002-1 // JL Inner Fender (Fits 2 & 4 Door)



2018 Jeep JL Rear Fender

JL1001-1 // JL Rear One-Piece Fender



Product Details


*Front Grumper Fender Only Works With JL Grumper GR4650-1*

Aggressive Styling

Provides Greater Tire Clearence

Allows for Larger Tire

Knife Edge Design

Drake Off-Road Billet Aluminum Hood Latch

One-Piece Construction

Completely Bolt-On Installation

Includes LED Parking/Turn Lamp

Gill includes an integrated rock light mount

Optional- 11 Gauge Steel Inner Fender( JL1002-1) May not work with oversized Shocks or Coil-Overs

Technical Specifications


Grumper Fender-11 Gauge Steel
Inner Fender-11 Gauge Steel


2 Stage Matte Black Powder Coat w/ epoxy primer


Length: 70" Height: 29" Width: 22" Weight: 70 Lbs


2020 Jeep Gladiator