00-01 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - 4.63" rear disc hub hole ;; 01 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - crew cab (8 lug front) ;; 01 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD ;; 01-03 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD - w/ A/T - 4.63" rear disc hub hole ;; 01-03 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD - w/ M/T - 4.84" rear disc hub hole ;; 01-03 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD - w/ A/T - 4.63" rear disc hub hole ;; 01-03 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD - w/ M/T - 4.84" rear disc hub hole ;; 02 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - crew cab ;; 02 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab ;; 03 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab - 2 wh. steer ;; 03 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab - Quadrasteer ;; 04 Chevrolet Silverado 1500 1/2 Ton 2WD 2 DR. HD - ext. cab, w/ 4.63" rear disc hub hole ;; 04 Chevrolet Silverado 1500 1/2 Ton 2WD 2 DR. HD - ext. cab, w/ 4.84" rear disc hub hole ;; 04 Chevrolet Silverado 1500 1/2 Ton 4WD 2 DR. HD - ext. cab, w/ 4.63" rear disc hub hole ;; 04 Chevrolet Silverado 1500 1/2 Ton 4WD 2 DR. HD - ext. cab, w/ 4.84" rear disc hub hole ;; 04 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD - w/ A/T - 4.63" rear disc hub hole ;; 04 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD - w/ M/T - 4.84" rear disc hub hole ;; 04 Chevrolet Silverado 2500 3/4 Ton 2WD HD - 2 wh. Steer ;; 04 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD - w/ A/T - 4.63" rear disc hub hole ;; 04 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD - w/ M/T - 4.84" rear disc hub hole ;; 04 Chevrolet Silverado 2500 3/4 Ton 4WD HD - 2 wh. Steer ;; 05 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - crew cab, w/ rear disc & 2 wh. steer ;; 05 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - crew cab, w/ rear disc & Quadrasteer ;; 05 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab, w/ rear disc & 2 wh. steer ;; 05 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab, w/ rear disc & Quadrasteer ;; 05 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD ;; 05 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD ;; 06 Chevrolet Silverado 1500 1/2 Ton 2WD 4 DR. HD - crew cab, w/ rear disc & 2 wh. Steer (8 lug front) ;; 06 Chevrolet Silverado 1500 1/2 Ton 2WD Crew Cab -HD rear disc ;; 06 Chevrolet Silverado 1500 1/2 Ton 4WD 4 DR. HD - crew cab, w/ rear disc & 2 wh. Steer (8 lug front) ;; 06 Chevrolet Silverado 1500 1/2 Ton 4WD Crew Cab -HD rear disc ;; 06 Chevrolet Silverado 2500 3/4 Ton 2WD exc. HD ;; 06 Chevrolet Silverado 2500 3/4 Ton 4WD exc. HD ;; 99-00 Chevrolet Silverado 2500 3/4 Ton 2WD 6.0L w/ 5-speed - 4.84" rear disc hub hole ;; 99-00 Chevrolet Silverado 2500 3/4 Ton 2WD exc. 6.0L, w/ 5-speed - 4.63" rear disc hub hole ;; 99-00 Chevrolet Silverado 2500 3/4 Ton 4WD 6.0L w/ 5-speed - 4.84" rear disc hub hole ;; 99-00 Chevrolet Silverado 2500 3/4 Ton 4WD exc. 6.0L, w/ 5-speed - 4.63" rear disc hub hole DBA Street Series Cross Drilled and Slotted -- (Front)