Air locker locking differentials allow you to tackle the toughest terrain. The worlds premier traction aid, ARB air lockers keep you moving in all conditions.A complete air locker kit: replacement differential, activation switch, solenoid valve, air line and bulkhead fittings.
This Part Fits:
| Year | Make | Model | Submodel |
| 2002-2004 | Chevrolet | Avalanche 2500 | Base |
| 2005 | Chevrolet | Avalanche 2500 | LS |
| 2005 | Chevrolet | Avalanche 2500 | LT |
| 1975-1981 | Chevrolet | C20 | Cheyenne |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1975-1980 | Chevrolet | C20 | Custom Deluxe |
| 1981 | Chevrolet | C20 | Deluxe |
| 1975-1986 | Chevrolet | C20 | Scottsdale |
| 1975-1986 | Chevrolet | C20 | Silverado |
| 1972-1974 | Chevrolet | C20 Pickup | Base |
| 1973-1974 | Chevrolet | C20 Suburban | Base |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1975-1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1986 | Chevrolet | C20 Suburban | Silverado |
| 1994-1997,1999-2000 | Chevrolet | C2500 | Base |
| 1988-1998 | Chevrolet | C2500 | Cheyenne |
| 1999-2000 | Chevrolet | C2500 | LS |
| 1988-1992 | Chevrolet | C2500 | Scottsdale |
| 1988-1998 | Chevrolet | C2500 | Silverado |
| 1994-1995,1998 | Chevrolet | C2500 | WT |
| 1992-1999 | Chevrolet | C2500 Suburban | Base |
| 1995-1999 | Chevrolet | C2500 Suburban | LS |
| 1995-1997 | Chevrolet | C2500 Suburban | LT |
| 1992-1994 | Chevrolet | C2500 Suburban | Silverado |
| 1975-1981 | Chevrolet | C30 | Cheyenne |
| 1981-1986 | Chevrolet | C30 | Custom |
| 1975-1980 | Chevrolet | C30 | Custom Deluxe |
| 1981 | Chevrolet | C30 | Deluxe |
| 1975-1986 | Chevrolet | C30 | Scottsdale |
| 1975-1986 | Chevrolet | C30 | Silverado |
| 1972-1974 | Chevrolet | C30 Pickup | Base |
| 1994-1997,1999-2000 | Chevrolet | C3500 | Base |
| 1988-1998 | Chevrolet | C3500 | Cheyenne |
| 1999-2000 | Chevrolet | C3500 | LS |
| 1988-1992 | Chevrolet | C3500 | Scottsdale |
| 1988-1998 | Chevrolet | C3500 | Silverado |
| 1996-1998 | Chevrolet | Express 3500 | Base |
| 1996-1998 | Chevrolet | Express 3500 | LS |
| 1975-1988 | Chevrolet | G20 | Beauville |
| 1983-1984 | Chevrolet | G20 | Bonaventure |
| 1975-1988 | Chevrolet | G20 | Chevy Van |
| 1978-1981 | Chevrolet | G20 | Nomad |
| 1975-1988 | Chevrolet | G20 | Sportvan |
| 1972-1974 | Chevrolet | G20 Van | Base |
| 1972-1974 | Chevrolet | G20 Van | Sportvan |
| 1975-1996 | Chevrolet | G30 | Beauville |
| 1983-1984 | Chevrolet | G30 | Bonaventure |
| 1975-1996 | Chevrolet | G30 | Chevy Van |
| 1975-1996 | Chevrolet | G30 | Hi-Cube |
| 1975-1996 | Chevrolet | G30 | Sportvan |
| 1972-1974 | Chevrolet | G30 Van | Base |
| 1972-1974 | Chevrolet | G30 Van | Sportvan |
| 1975-1981 | Chevrolet | K20 | Cheyenne |
| 1981-1986 | Chevrolet | K20 | Custom |
| 1975-1980 | Chevrolet | K20 | Custom Deluxe |
| 1981 | Chevrolet | K20 | Deluxe |
| 1975-1986 | Chevrolet | K20 | Scottsdale |
| 1975-1983,1985-1986 | Chevrolet | K20 | Silverado |
| 1972-1974 | Chevrolet | K20 Pickup | Base |
| 1973-1974 | Chevrolet | K20 Suburban | Base |
| 1981-1986 | Chevrolet | K20 Suburban | Custom |
| 1975-1980 | Chevrolet | K20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K20 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K20 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K20 Suburban | Silverado |
| 1994-1997,1999-2000 | Chevrolet | K2500 | Base |
| 1988-1998 | Chevrolet | K2500 | Cheyenne |
| 1999-2000 | Chevrolet | K2500 | LS |
| 1988-1992 | Chevrolet | K2500 | Scottsdale |
| 1988-1998 | Chevrolet | K2500 | Silverado |
| 1994-1995,1998 | Chevrolet | K2500 | WT |
| 1992-1999 | Chevrolet | K2500 Suburban | Base |
| 1995-1999 | Chevrolet | K2500 Suburban | LS |
| 1995-1997 | Chevrolet | K2500 Suburban | LT |
| 1992-1994 | Chevrolet | K2500 Suburban | Silverado |
| 1977-1981 | Chevrolet | K30 | Cheyenne |
| 1981-1986 | Chevrolet | K30 | Custom |
| 1977-1980 | Chevrolet | K30 | Custom Deluxe |
| 1981 | Chevrolet | K30 | Deluxe |
| 1977-1986 | Chevrolet | K30 | Scottsdale |
| 1977-1986 | Chevrolet | K30 | Silverado |
| 1972-1974 | Chevrolet | K30 Pickup | Base |
| 1994-1997,1999-2000 | Chevrolet | K3500 | Base |
| 1988-1998 | Chevrolet | K3500 | Cheyenne |
| 1999-2000 | Chevrolet | K3500 | LS |
| 1988-1992 | Chevrolet | K3500 | Scottsdale |
| 1988-1998 | Chevrolet | K3500 | Silverado |
| 1999 | Chevrolet | P30 | Base |
| 1988 | Chevrolet | R20 | Cheyenne |
| 1987-1988 | Chevrolet | R20 | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 | Scottsdale |
| 1987-1988 | Chevrolet | R20 | Silverado |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | R20 Suburban | Silverado |
| 1989 | Chevrolet | R2500 | Cheyenne |
| 1989 | Chevrolet | R2500 | Scottsdale |
| 1989 | Chevrolet | R2500 | Silverado |
| 1989-1991 | Chevrolet | R2500 Suburban | Scottsdale |
| 1989-1991 | Chevrolet | R2500 Suburban | Silverado |
| 1988 | Chevrolet | R30 | Cheyenne |
| 1987-1988 | Chevrolet | R30 | Custom Deluxe |
| 1987-1988 | Chevrolet | R30 | Scottsdale |
| 1987-1988 | Chevrolet | R30 | Silverado |
| 1989-1991 | Chevrolet | R3500 | Cheyenne |
| 1989-1990 | Chevrolet | R3500 | Scottsdale |
| 1989-1991 | Chevrolet | R3500 | Silverado |
| 2000-2004 | Chevrolet | Silverado 2500 | Base |
| 2000-2004 | Chevrolet | Silverado 2500 | LS |
| 2000-2004 | Chevrolet | Silverado 2500 | LT |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2005 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2005 | Chevrolet | Silverado 2500 HD | LT |
| 2003-2005 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2005 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004,2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | LS |
| 2007 | Chevrolet | Silverado 3500 Classic | LT |
| 2007 | Chevrolet | Silverado 3500 Classic | WT |
| 2007-2011 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2011 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2011 | Chevrolet | Silverado 3500 HD | WT |
| 2000-2001 | Chevrolet | Suburban 2500 | Base |
| 2000-2005 | Chevrolet | Suburban 2500 | LS |
| 2000-2005 | Chevrolet | Suburban 2500 | LT |
| 1987 | Chevrolet | V20 | Custom Deluxe |
| 1987 | Chevrolet | V20 | Scottsdale |
| 1987 | Chevrolet | V20 | Silverado |
| 1987 | Chevrolet | V20 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | V20 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | V20 Suburban | Silverado |
| 1989-1991 | Chevrolet | V2500 Suburban | Scottsdale |
| 1989-1991 | Chevrolet | V2500 Suburban | Silverado |
| 1988 | Chevrolet | V30 | Cheyenne |
| 1987-1988 | Chevrolet | V30 | Custom Deluxe |
| 1987-1988 | Chevrolet | V30 | Scottsdale |
| 1987-1988 | Chevrolet | V30 | Silverado |
| 1989-1991 | Chevrolet | V3500 | Cheyenne |
| 1989-1990 | Chevrolet | V3500 | Scottsdale |
| 1989-1991 | Chevrolet | V3500 | Silverado |
| 1975-1978 | GMC | C25 | Base |
| 1975-1978 | GMC | C25 | High Sierra |
| 1975-1978 | GMC | C25 | Sierra Classic |
| 1975-1978 | GMC | C25 | Sierra Grande |
| 1975-1978 | GMC | C25 Suburban | Base |
| 1975-1978 | GMC | C25 Suburban | High Sierra |
| 1975-1978 | GMC | C25 Suburban | Sierra Classic |
| 1975-1978 | GMC | C25 Suburban | Sierra Grande |
| 1970,1972-1974 | GMC | C25/C2500 Pickup | Base |
| 1973-1974 | GMC | C25/C2500 Suburban | Base |
| 1979-1986 | GMC | C2500 | Base |
| 1979-1986 | GMC | C2500 | High Sierra |
| 1988-1993 | GMC | C2500 | Sierra |
| 1979-1986 | GMC | C2500 | Sierra Classic |
| 1979-1982 | GMC | C2500 | Sierra Grande |
| 1994-2000 | GMC | C2500 | Sierra SL |
| 1988-2000 | GMC | C2500 | Sierra SLE |
| 1994-2000 | GMC | C2500 | Sierra SLT |
| 1988-1993 | GMC | C2500 | Sierra SLX |
| 1979-1986,1992-1999 | GMC | C2500 Suburban | Base |
| 1979-1986 | GMC | C2500 Suburban | High Sierra |
| 1979-1986 | GMC | C2500 Suburban | Sierra Classic |
| 1979-1982 | GMC | C2500 Suburban | Sierra Grande |
| 1992-1999 | GMC | C2500 Suburban | SLE |
| 1995-1999 | GMC | C2500 Suburban | SLT |
| 1975-1978 | GMC | C35 | Base |
| 1975-1978 | GMC | C35 | High Sierra |
| 1975-1978 | GMC | C35 | Sierra Classic |
| 1975-1978 | GMC | C35 | Sierra Grande |
| 1972-1974 | GMC | C35/C3500 Pickup | Base |
| 1979-1986 | GMC | C3500 | Base |
| 1979-1986 | GMC | C3500 | High Sierra |
| 1988-1993 | GMC | C3500 | Sierra |
| 1979-1986 | GMC | C3500 | Sierra Classic |
| 1979-1982 | GMC | C3500 | Sierra Grande |
| 1994-2000 | GMC | C3500 | Sierra SL |
| 1988-2000 | GMC | C3500 | Sierra SLE |
| 1994-2000 | GMC | C3500 | Sierra SLT |
| 1988-1993 | GMC | C3500 | Sierra SLX |
| 1975-1978 | GMC | G25 | Rally |
| 1975-1978 | GMC | G25 | Rally STX |
| 1975-1978 | GMC | G25 | Vandura |
| 1972 | GMC | G25/G2500 Van | Base |
| 1972-1974 | GMC | G25/G2500 Van | Rally |
| 1972-1974 | GMC | G25/G2500 Van | Vandura |
| 1979-1981,1989-1995 | GMC | G2500 | Rally |
| 1979-1981,1989-1995 | GMC | G2500 | Rally STX |
| 1979-1981,1989-1995 | GMC | G2500 | Vandura |
| 1975-1978 | GMC | G35 | Magnavan |
| 1975-1978 | GMC | G35 | Rally |
| 1975-1978 | GMC | G35 | Rally Camper Special |
| 1975-1978 | GMC | G35 | Rally STX |
| 1975-1978 | GMC | G35 | Vandura |
| 1975-1978 | GMC | G35 | Vandura Special |
| 1974 | GMC | G35/G3500 Van | Base |
