2005 Chevrolet Silverado 1500 - Extended Cab, w/o Quadrasteer; 3.73 ratio (opt GT4), 8.6 ring gear, vacuum brake booster (opt JF7)
2005 Chevrolet Silverado 1500 - Regular Cab, 4x2, 3.73 ratio (opt GT4), vacuum brake booster (opt JF7)
2005 Chevrolet Silverado 1500 - Regular Cab, 4x4, 3.73 ratio (opt GT4), vacuum brake booster (opt JF7)
2005 GMC Sierra 1500 Pickup - Extended Cab, w/o Quadrasteer; 3.73 ratio (opt GT4), 8.6 ring gear, vacuum brake booster (opt JF7)
2005 GMC Sierra 1500 Pickup - Regular Cab, 4x2, 3.73 ratio (opt GT4), vacuum brake booster (opt JF7)
2005 GMC Sierra 1500 Pickup - Regular Cab, 4x4, 3.73 ratio (opt GT4), vacuum brake booster (opt JF7)
2006 Chevrolet Silverado 1500 - Extended Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2006 Chevrolet Silverado 1500 - Regular Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2006 GMC Sierra 1500 Pickup - Extended Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2006 GMC Sierra 1500 Pickup - Regular Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2007 Chevrolet Silverado 1500 - classic style, Extended Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2007 Chevrolet Silverado 1500 - classic style, Regular Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2007 GMC Sierra 1500 Pickup - classic style, Extended Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
2007 GMC Sierra 1500 Pickup - classic style, Regular Cab, 3.73 ratio (opt GT4), 8.6 ring gear, drum rear brakes, opt JF7
