GMC provides off-road-ready variations of the Sierra 1500 within the type of the AT4 and AT4X, but when that is not sufficient functionality, Texas-based PaxPower has an aftermarket resolution.

The PaxPower Jackal package deal additional upgrades the off-road functionality of mid-2022-2024 GMC Sierra 1500 pickups, including long-travel suspension, widened bodywork, and a supercharger choice to donor vehicles.

GMC Sierra 1500 PaxPower Jackal

The package deal might be utilized to any Sierra trim degree with a crew cab and brief mattress. New fenders widen the truck by 8.0 inches, and the outside might be additional modified with a alternative of aftermarket hoods and off-road bumpers. The widened fenders assist match 35-inch or 37-inch BFGoodrich tires, mounted on 17-inch wheels.

The revised suspension contains boxed metal management arms that enhance monitor width by 6.0 inches, add 3.0 inches of floor clearance, and supply extra suspension journey, in keeping with PaxPower. The entrance suspension makes use of 2.5-inch coilovers, whereas the rear suspension options progressive leaf springs. Entrance and rear remote-reservoir King Racing Shocks are included as effectively. Builds based mostly on the Sierra AT4X use that model’s Multimatic DSSV dampers and model-specific leaf springs.

GMC Sierra 1500 PaxPower Jackal

PaxPower will modify vehicles with the 5.3-liter and 6.2-liter gasoline V-8s, or the three.0-liter turbodiesel inline-6, however not the two.7-liter gasoline turbo-4. The tuner provides a 3.0-liter Whipple supercharger and a higher-flow air consumption to the 6.2-liter V-8, rising output from the inventory 420 hp and 460 lb-ft of torque to 650 hp and 650 lb-ft. The supercharger possibility provides $13,450 to the bottom worth, and might be had with a 3-year/36,000-mile guarantee for an extra $2,000.

The bottom worth for the PaxPower Jackal package deal is $25,950 for many Sierra fashions and $19,950 for AT4X fashions as a result of the corporate reuses extra of the inventory suspension parts. These costs do not embody the price of a donor truck, which should be sourced from a GMC vendor. PaxPower additionally provides related upgrades for the associated Chevrolet Silverado 1500.