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Chevrolet Silverado ZR2 Bison.

08-03-2023 20:17 - MARKET NEWS
Building off the success of the recent Silverado ZR2 launch, Chevrolet introduced the first-ever special edition Silverado ZR2 Bison in collaboration with American Expedition Vehicles (AEV), a premium off-road aftermarket manufacturer. This truck was uniquely tuned to unlock new heights in off-road capability for customers seeking overlanding adventures.

This truck reaches new levels of off-road confidence also in part due to the high-quality steel integrated in the AEV bumpers and underbody protection. The AEV-stamped steel front and rear bumpers are constructed of 3-millimeter-thick steel and are powder and e-coated. The press-hardened steel used for the underbody skid plates is three-and-a-half times stronger than an equivalent cold-stamped high-strength steel plate and provides incredible resistance to underbody damage.

Bolstering the truck's resume for off-road strength, the Silverado ZR2 Bison comes standard with:

- AEV stamped steel front and rear bumpers with heavy duty recovery points and integrated step pads. The front bumper is compatible with an available winch accessory
- Five unique hot-stamped boron steel skid plates providing protection for the front, rear differential, transfer case and fuel tank
- Steel rocker panel protection
- A three-piece durable steel front bumper with integrated black, vertical front tow hooks
- Exclusive gloss black 18-inch AEV wheels paired with 33-inch Goodyear Wrangler Territory MT tires.

Bison customers will continue to enjoy ZR2's standard features:

Standard 6.2L V-8 engine with 10-speed automatic transmission delivers 420 horsepower and 460 lb-ft of torque to power through tough terrains
- Multimatic 40-millimeter DSSV spool-valve dampers, which feature: Three separate spool valves to control damping and three connected chambers for fluid flow.
- Uniquely tuned springs that, with the Multimatic dampers, increase maximum front and rear suspension travel, compared to the Silverado Trail Boss
- Front and rear e-lockers
- Specific off-road chassis and suspension calibrations, including Terrain Mode, which allows one-pedal1 rock crawling

Also new for the 2023 model year, the refined second-generation 3.0L inline-six turbo-diesel Duramax is expected to deliver additional power and torque.
This engine is primed to deliver a sizable increase in power and torque for diesel customers. The max power is 305 hp, a 10% increase (277 hp in 22MY), and max torque 495 lb-ft, a 7.6% increase (460 lb-ft in MY22), thanks to several key component upgrades for optimum performance, including: New steel pistons with a revised combustion bowlRetuned turbo compressorNew fuel injectorsImproved temperature control features