GVWR, 6900 lbs. (3130 kg) (Crew Cab and Double Cab requires 2WD models and (LV3) 4.3L EcoTec3 V6 engine.)
Rear wheel drive
Cooling, external engine oil cooler
Battery, heavy-duty 730 cold-cranking amps/70 Amp-hr, maintenance-free with rundown protection and retained accessory power
Alternator, 150 amps (Not included with (PDE) LT eAssist Package.)
Frame, fully-boxed, hydroformed front section
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
Brakes, 4-wheel disc with DURALIFE rotors, 4-wheel antilock
Capless Fuel Fill
Exhaust, aluminized stainless-steel muffler and tailpipe
Rear axle, 3.23 ratio (Standard and only available on (LV3) 4.3L EcoTec3 V6 engine with 2WD models.)