GM Differential Cable Lock Kit By Alloy USA GM Differential Cable Lock Kit; Positive Actuation; Not Vacuum Dependent; A Must Have With Front Lockers; For Use In 1983-1999 GM S Series With Vacuum Actuator CHEVROLET GMC S10 BLAZER S10 PICKUP S15 JIMMY SONOMA BASE GT SL 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1.9L LR1 (119) 2.2 Diesel (134) 2.2L Vortec (134) 2.5L Iron Duke L38 (151) 2.5L Iron Duke LN8 (151) 2.8L LL1 HO 2.8L LR2 2L (122) 4.3L L35 (262) Vortec 4.3L LB4 (262) Vortec DIESEL GAS Alloy USA Alloy USA GM Differential Cable Lock Kit By Alloy USA - 450500 450500 Axle Disconnect Parts