What tires come on the Colorado ZR2?
The Colorado ZR2 ships from the factory with Goodyear Wrangler Duratrac 33x10.5R-17 LT tires on beadlock-capable 17-inch wheels. The ZR2 Bison edition uses the same tire size, with beadlock-capable wheels retained. Exact tires can vary by model year or market, so check your vehicle’s window sticker or VIN for the precise specification.
Stock tire specifications
The following details describe the factory tire setup commonly listed for the Colorado ZR2 and the ZR2 Bison edition when new.
- Size: 33x10.5R-17 LT
- Brand/model: Goodyear Wrangler Duratrac
- Wheels: 17-inch wheels; beadlock-capable
- Purpose: All-terrain/mud-terrain capability suited to off-road use
In practice, most ZR2 and ZR2 Bison models are equipped with the Duratrac in this size, paired with beadlock-capable wheels to support off-road beadlocks if the owner chooses to install them.
ZR2 Bison edition specifics
The ZR2 Bison variant is notable for its emphasis on off-road capability, including features that complement the tire setup. While the tire size remains 33x10.5R-17 LT, the wheels are configured to support beadlocks, which is a key difference that appeals to enthusiasts who run aggressive off-road pressures and need secure bead seating on rugged terrain.
Aftermarket replacement options
If you’re replacing worn factory tires or upgrading for different terrain, these 33x10.5R-17 options are commonly considered by Colorado ZR2 owners. Verify fitment with your specific truck (wheel width, offset, and suspension) before purchasing.
- BFGoodrich All-Terrain KO2 33x10.5R-17
- Goodyear Wrangler Duratrac 33x10.5R-17 (replacement in kind)
- Nitto Ridge Grappler 33x10.5R-17
- Toyo Open Country A/T III 33x10.5R-17
Replacement tires should be chosen with attention to load rating, speed rating, and the ZR2’s off-road goals. If you plan to run beadlocks or adjust suspension settings, consult the dealership or a qualified off-road shop to ensure compatibility and safety.
Summary
For most Colorado ZR2 models, including the ZR2 Bison, the factory tire setup is a Goodyear Wrangler Duratrac in 33x10.5R-17 LT on beadlock-capable 17-inch wheels. The same tire size is carried over across editions, with variations mainly in wheel configuration and potential market differences. When replacing or upgrading, several 33x10.5R-17 options (KO2, Duratrac, Ridge Grappler, Open Country A/T III) are commonly used, but it’s important to confirm fitment for your specific vehicle and driving needs.
