TRANSMISSION 8-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD), REAR AXLE 3.42 RATIO, TIRE SPARE 265/70R17SL ALL-SEASON BLACKWALL (STD), SUMMIT WHITE, WHEELS 18" X 8.5" (45.7 CM X 21.6 CM) HIGH GLOSS BLACK PAINTED ALUMINUM (STD), GVWR 7000 LBS. (3175 KG) (STD), SEATS FRONT 40/20/40 SPLIT-BENCH with covered armrest storage and under-seat storage (lockable) (STD)