Battery, heavy-duty 730 cold-cranking amps/70 Amp-hr, maintenance-free with rundown protection and retained accessory power
Rear axle, 3.42 ratio (Standard on 4WD (LV3) 4.3L EcoTec3 V6 engine. Available with (L83) 5.3L EcoTec3 V8 engine.)
GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab or Double Cab 4WD models and (LV3) 4.3L EcoTec3 V6 engine.)
Capless Fuel Fill
Exhaust, aluminized stainless-steel muffler and tailpipe
Cooling, external engine oil cooler
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
Transfer case, with floor-mounted shifter (Included with 4WD models only.)
Four wheel drive