GM 8.5in. 10 Bolt Rear Axle Shaft Alloy USA Replacement Axle Shaft; GM 7.5in. 10 Bolt; 26 Spline; 6 on 5.5in. Bolt Pattern; 29.000in. Overall Length; Driver Or Passenger Side; Does NOT Include Bearings Seals Or Studs; For Use In 83-89 S10 Series 4X4 CHEVROLET GMC S10 PICKUP S15 JIMMY S15 PICKUP BASE 1983 1984 1985 1986 1987 1988 1989 1.9L LR1 (119) 2.2 Diesel (134) 2.2L Diesel (134) 2.5L Iron Duke LN8 (151) 2.8L LL1 HO 2.8L LR2 2L (122) 4.3L LB4 (262) Vortec DIESEL GAS Alloy USA Alloy USA GM 8.5 Inch 10 Bolt Rear Axle Shaft - 17108 17108 Replacement Axle Shafts