6-speed super electronically-controlled automatic transmission -inc: OD, sequential shift mode
Towing pkg -inc: heavy duty hitch receiver, 4 + 7-pin connectors, trailer brake prewire, supplemental transmission cooler, tow/haul mode, transmission fluid temp gauge
5-speed automatic transmission -inc: normal/manual/sport mode, lock-up torque converter, shift lock, blipping control
Transmission oil cooler