3.42 ratio (Standard on 4WD (LV3) 4.3L EcoTec3 V6 engine. Available with (L83) 5.3L EcoTec3 V8 engine. Required with (PDE) LT eAssist Package on CK15543 Crew Cab models.)
Pickup box
GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab or Double Cab 4WD models and (LV3) 4.3L EcoTec3 V6 engine.)
Transfer case, electronic Autotrac with rotary dial control (Included with 4WD models only.)