Features: (7) Lt215/85R16e All-Season Sbr Bsw Tires, 11,400# Gvwr (4500 Front/8550 Rear), Springs (4800 Front/8600 Rear), Axles (4800 Front/ 9000 Rear), 4-Speed Electronically-Controlled Automatic Transmission W/Od, 4.10 Axle Ratio, 6.0L (364) Sfi V8 (Vortec) Engine,... via Dealer Sync