6-Speed Automatic, 4WD, Black Cloth. 2021 GMC Sierra 1500 Onyx Black 4WD 6-Speed Automatic EcoTec3 5.3L V8 Call us today to set your appointment to come see this fully serviced Sierra 1500 before it's gone! We are conveniently located in Flushing,...
Suspension Package Handling/Trailering heavy-duty includes 46 mm piston monotube shocks and 36mm front stabilizer bar (Included and only available with (Z82) Trailering package on Crew Cab models. Standard on Extended Cab models.)
GVWR 7000 lbs. (3175 kg) (Requires TK10753 or TK10543 models.)
Transfer case with floor-mounted shifter (Requires 4WD models.)
Four wheel drive
Battery heavy-duty 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power