Delivers 18 Highway MPG and 12 City MPG! This GMC Sierra 1500 delivers a Gas/Ethanol V8 6.2L/378 engine powering this Automatic transmission. WHEELS 17 X 7.5, J, STEEL, DESIGN 2, TRANSMISSION, 6-SPEED AUTOMATIC, HEAVY-DUTY, ELECTRONICALLY CONTROLLED WITH OVERDRIVE AND TOW/HAUL MODE (STD), TIRES, P265/70R17 ON-/OFF-ROAD, BLACKWALL.* This GMC Sierra 1500 Features the Following Options *SUSPENSION PACKAGE, HIGH-PERFORMANCE includes 36mm front stabilizer bar (STD) , SEATS, FRONT BUCKET includes 12-way power driver and front passenger seat adjusters, 2-way power lumbar control, heated seat cushions and seatbacks, 2-position driver memory, adjustable outboard head restraints, floor console, dual inboard armrests and storage pockets (STD), REAR AXLE, 3.42 RATIO, ONYX BLACK, LPO, TONNEAU COVER Hard tri-folding with vinyl cover (Includes Bed rail protectors., LPO, BED RAIL PROTECTORS, LPO, 22 (55.9 CM) 12-SPOKE HIGH-GLOSS BLACK PAINTED with highly polished rim design wheels, (Note: Includes wheels, tires, center caps, lug nuts, wheel lock kit, tire pressure monitors and tire pressure monitor nuts)., LICENSE PLATE BRACKET, FRONT, GVWR, 7000 LBS. (3175 KG), ENGINE, VORTEC 6.2L VARIABLE VALVE TIMING V8 SFI E85- COMPATIBLE, FLEXFUEL (STD).* The Experts' Verdict...*As reported by KBB.com: If you need a pickup truck for work or pleasure and want to limit costly fill-ups, the 2011 GMC Sierra Hybrid is ready to serve. It remains the most efficient full-size truck on the road.* Visit Us Today *A short visit to Nimnicht Buick GMC located at 11503 Philips Hwy, Jacksonville, FL 32256 can get you a tried-and-true Sierra 1500 today!