• Fab Fours Grumper front bumper and grille on a lifted gray GMC Sierra 1500, front view, with honeycomb mesh, Fab Fours logo plate, and dual cube lights in each corner
  • Fab Fours Grumper front bumper and grille with honeycomb mesh on a lifted gray GMC Sierra 1500, driver-side front three-quarter view, with dual cube lights
  • Fab Fours Grumper front bumper and grille with honeycomb mesh on a lifted gray GMC Sierra 1500, passenger-side front three-quarter view, with dual cube lights
  • Fab Fours Grumper front bumper and grille on a lifted gray GMC Sierra 1500, driver-side profile view of the bumper end and front wheel

Grumper Truck Bumper • GMC Sierra 1500

PART NUMBER: GR3900-1
$3,809.99
$3,809.99
Compatible Year Range
Grille Guard
Material

This product is also available in bare steel. Please contact customer service to order.

Fab Fours Made in USA manufacturing badge
California Prop 65:
California Prop 65 Warning
This product can expose you to chemicals which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov

Description

This Fab Fours Grumper Bumper is made from powder coated black steel and is direct-fit. It is a modular design that includes D-ring mounts, internal winch mount.

  • Provides Greater Tire Clearance
  • Fully Customizable w/A 14 Piece Modular Design
  • Strategically Placed Cutouts For Maximum Airflow
  • Mounting Options For 2x2 in. Dually Lights To Max. Light Coverage
  • Engineered To Work With Up To A 12000 lbs. Warn Zeon Winch
  • 3/16 in. Steel Winch Tray
  • MADE IN THE USA

Vehicle Compatibility List

Specifications

Bumper StyleWinch Mount
ColorTextured Black Powder Coat
Compatible with Blind Spot MonitorNot Applicable
Lighting PortsYes
Lights IncludedNo
Retains CameraNo
Retains Factory ReceiverNot Applicable
Retains Front Parking SensorsYes
Retains Rear Parking SensorsNot Applicable

Installation Guide

Series LineUp

Grumper Series Series bumper

Unapologetically aggressive. Engineered to conquer.

The Grumper replaces your factory grille and front bumper in one shot — a combined grille and winch-ready front bumper built for maximum presence and capability. Available across Jeep Wrangler JK/JL, Ford Bronco, Ford F-150 and Super Duty, Ram 1500/2500/3500, and Chevrolet/GMC 1500 through 3500 HD platforms, with the latest Truck 2.0 platform featuring 11-gauge US steel and a 3/16-inch steel winch mount. Sensor and ACC compatible on newer platforms. Made in the USA.

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