Cab Style: Double Cab, Crew Cab (no Regular Cab)*
Bed Length Options: 6.75-ft or 8-ft*
Bed Length — This Config (ft/in): 81.1 in / 96.0 in*
Bed Width — Floor Max (in): 65.3 in*
Bed Width — Between Wheelhouses (in): 50.6 in*
Bed Depth (in): 20.9 in*
Bed Material: High-Strength Roll-Formed Steel w/ EZ-Lift & Lower Tailgate*
Payload Capacity: Up to 3,344 lbs / 1,517 kg (LTZ)*
Max Towing Capacity: Gas: 16,000 lbs / Diesel: 20,000 lbs conventional / 22,500 lbs gooseneck*
Towing Configuration: Class IV Receiver Hitch (2-in) w/ 7-pin + 4-pin connectors std / Gooseneck-Prep Pkg opt.*
Tongue Weight Rating: Up to 1,600 lbs / 2,000 lbs*
Integrated Trailer Brake Controller: ✅* (std all 2026 trims — new for 2026, previously optional)*
Trailer Sway Control: ✅* (std all trims)*
Tow/Haul Mode: ✅* (std all trims — Allison 10-speed)*
Max Engine Options Available: 6.6L Gas V8 OR Duramax 6.6L Turbo-Diesel V8 — both 10A*
Additional Features — Truck Capability: All LT features + 10-way power heated & ventilated leather seats, power-folding/extending mirrors, Trailering App, HD Surround Vision opt., Multi-Flex tailgate opt., Super Cruise opt. (hands-free towing)*