4-Speed Automatic with Overdrive, Dark Titanium Cloth.Central Dealerships takes pride in offering a great selection of Quality Pre-Owned vehicles. With 5 Dealerships and over 400 vehicles to choose from, we always have something for everyone! Pure Silver Metallic 2011 GMC Sierra 1500 Work Truck 2D Standard Cab RWD 4-Speed Automatic with Overdrive Vortec 4.3L V6 MPIRecent Arrival!Reviews:* Smooth, quiet ride; comfortable seats; powerful V8 options; comprehensive safety equipment. Source: Edmunds* 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. Source: KBB.com