Shop OEM General Motors Part # 23396450 (20914837, 22790492, 22886985, 22984479). Drive Shaft. 11.50 RING GEAR, regular cab. Silverado, Sierra; 2500 Series; 2WD; 6L90 Trans; Allison 1000 Trans; Regular Cab. Silverado

AAGP. AAH2. Sierra; 10.50; Left. Sierra; 10.50; Right. Sierra; 10.50; w/Limited Slip. Sierra; 10.50; w/o Limited Slip. Sierra; 11.50; w/Limited Slip. Sierra; 11.50; w/o Limited Slip. Sierra; 11.50; w/o Wide Track. Sierra; 11.50; w/Wide Track. Sierra; 2500 Series; 10.50. Sierra; 2500 Series; 11.50. Sierra; 2500 Series; 2WD; 6L90 Trans; Allison 1000 Trans; Crew Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Allison 1000 Trans; Crew Cab; Short Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Allison 1000 Trans; Regular Cab. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Crew Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Crew Cab; Short Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Extended Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Extended Cab; Short Wheelbase. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Crew Cab. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Extended Cab; Long Wheelbase. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Extended Cab; Short Wheelbase. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Regular Cab. Sierra; 2500 Series; 4WD; 6L90 Trans; Two Piece. Sierra; 2500 Series; 4WD; Allison 1000 Trans; One Piece; Crew Cab. Sierra; 2500 Series; 4WD; Allison 1000 Trans; One Piece; Extended Cab.

Sierra; 2500 Series; 2WD; 6L90 Trans; Allison 1000 Trans; Regular Cab. Sierra; 3500 Series; 2WD; Two Piece; Allison 1000 Trans; w/Chassis Cab. Silverado.

Aagp. AAH2. Sierra; 10.50; w/Limited Slip. Sierra; 10.50; w/o Limited Slip. Sierra; 11.50; w/Limited Slip. Sierra; 11.50; w/o Limited Slip. Sierra; 2500 Series; 10.50. Sierra; 2500 Series; 11.50. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Crew Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Crew Cab; Short Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Double Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; 6L90 Trans; Two Piece; Double Cab; Short Wheelbase. Sierra; 2500 Series; 2WD; Allison 1000 Trans; Crew Cab; Long Wheelbase. Sierra; 2500 Series; 2WD; Allison 1000 Trans; Crew Cab; Short Wheelbase. Sierra; 2500 Series; 2WD; Allison 1000 Trans; Regular Cab. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Crew Cab. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Double Cab; Long Wheelbase. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Double Cab; Short Wheelbase. Sierra; 2500 Series; 4WD; 6L90 Trans; One Piece; Regular Cab. Sierra; 2500 Series; 4WD; 6L90 Trans; Two Piece. Sierra; 2500 Series; 4WD; Allison 1000 Trans; One Piece; Crew Cab. Sierra; 2500 Series; 4WD; Allison 1000 Trans; One Piece; Double Cab. Sierra; 2500 Series; 4WD; Allison 1000 Trans; One Piece; Regular Cab. Sierra; 2500 Series; 4WD; Allison 1000 Trans; Two Piece. Sierra; 2500 Series; 6.0L; 3.73 Ratio; w/Limited Slip. Sierra; 2500 Series; 6.0L; 3.73 Ratio; w/o Limited Slip.

Sierra; 2500 Series; 2WD; Allison 1000 Trans; Regular Cab. Sierra; 3500 Series; 2WD; Two Piece; Allison 1000 Trans; w/Chassis Cab. Silverado.