Power Adjustable Vertical Trailering Mirrors - Includes auto-dimming inside rearview mirror, black outside heated power adjustable vertical trailering manual-folding and extending mirrors, integrated turn signal indicator consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass, auxiliary cargo lamp for backing up and amber auxiliary clearance lamp.
3.73 Rear Axle Ratio
Engine Block Heater
Duramax 6.6L Biodiesel Turbo V8 445hp 910ft. lbs.
Allison 1000 6-Speed Automatic with Manual Shift
LT Convenience Package - Includes driver 10-way power seat adjuster, dual zone automatic climate control, manual tilt and telescopic steering column, 110-volt power outlet, remote vehicle starter system, theft-deterrent system, rear-window defogger, and front fog lamps.
LT Plus Package - Includes universal home remote, power adjustable pedals, rear sliding power window, rear-window defogger, and rear park assist.
18 in. Chromed Aluminum Wheels - Includes 18 in. chromed aluminum wheels w/ 18.0 in. x 8.0 in. steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered.