Rear axle, 3.42 ratio (Included and only available with (L3B) 2.7L Turbo engine or (NHT) Max Trailering Package.)
Pickup bed
GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab or Double Cab 4WD model and (L3B) 2.7L Turbo engine. Requires Crew Cab 2WD model and (LM2) Duramax 3.0L Turbo-Diesel I6 engine. Requires Double Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine without (NHT) Max Trailering Package.)
Automatic Stop/Start
Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
Four wheel drive
Alternator, 220 amps (Included and only available with (L3B) 2.7L Turbo engine, (LM2) Duramax 3.0L Turbo-Diesel I6 engine or (NHT) Max Trailering Package.)
Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
Frame, fully-boxed, hydroformed front section
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Capless Fuel Fill
Exhaust, single outlet
Exhaust, aluminized stainless-steel muffler and tailpipe
Brake lining wear indicator