ARB

ARB Airlocker 10.5In 40 Spl Ff Gm 14 Bolt S/N

SKU RD234

MPN arbRD234

$1399.95 · Available to order

ARB Airlocker 10.5In 40 Spl Ff Gm 14 Bolt S/N

The world's premier traction aid, an ARB Air Locker(TM) keep you moving in all conditions. With the flick of the switch an Air Locker gives instant lock at any moment and its super strong design allows activation at any speed allowing you to tackle the toughest terrain. The advantage of the Air Locker lies in the pneumatically operated locking system inside the differential. When activated, the Air Locker prevents the internal differential gears from rotating and therefore prevents the axle shafts from turning independently of each other. With both wheels tied directly to the rotation of the ring gear, the vehicle maintains maximum possible traction at all times. When unlocked, it operates like a conventional open differential. An Air Locker equipped vehicle can be driven in a slower, safer and more controlled manner, greatly reducing the likelihood of vehicle damage and environmental impact.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
1982ChevroletC20 SuburbanScottsdale—
2000–2001ChevroletSuburban 2500Base—
1979–1982GMCC3500Sierra Grande—
1999–2002GMCSierra 2500SL—
1975–1978GMCG25Rally STX—
1985–1986ChevroletK20Silverado—
1979–1986GMCK2500 SuburbanBase—
2001–2003ChevroletSilverado 1500 HDLT—
1994–1997ChevroletC3500Base—
1987GMCV2500Base—
1988–1998ChevroletC3500Cheyenne—
2007–2011GMCSavana 2500LS—
1979–1982GMCC2500Sierra Grande—
1989–1991ChevroletV2500 SuburbanSilverado—
2007ChevroletSilverado 2500 HD ClassicWT—
2007ChevroletSilverado 3500 ClassicLT—
1987ChevroletR10Custom Deluxe—
1973–1974GMCG25/G2500 VanRally—
1979–1980ChevroletC20 SuburbanSilverado—
2001–2006GMCSierra 3500SLT—
1975–1978GMCC35Sierra Grande—
2004–2006GMCSierra 3500WT—
1989ChevroletR2500Scottsdale—
2013GMCSierra 1500XFE—
1990GMCV2500 SuburbanSLE—
2000–2013ChevroletSuburban 2500LS—
2003–2016ChevroletSilverado 2500 HDWT—
1969–1974ChevroletC20 PickupBase—
1989–1991ChevroletV3500Cheyenne—
1977–1986ChevroletK30Silverado—
1987–1988ChevroletR20Scottsdale—
2000–2013GMCYukon XL 2500SLE—
1989–1991ChevroletV2500 SuburbanScottsdale—
1982ChevroletK20 SuburbanScottsdale—
1975–1978GMCG35Magnavan—
1977–1981ChevroletK30Cheyenne—
2015–2016ChevroletSilverado 2500 HDHigh Country—
1979–1986GMCC3500High Sierra—
2003–2005GMCSavana 2500SLE—
1975–1980ChevroletK20Custom Deluxe—
1973–1974ChevroletG30 VanBase—
1975–1978GMCG35Rally STX—
2001–2006ChevroletSilverado 2500 HDLS—
1996–2013ChevroletExpress 2500Base—
2007ChevroletSilverado 3500 ClassicWT—
1987–1989GMCR2500High Sierra—
2001–2003ChevroletSilverado 1500 HDLS—
1987–1988ChevroletR20Custom Deluxe—
1975–1986ChevroletC30Scottsdale—
2007GMCSierra 3500 ClassicSL—
1987GMCV2500 SuburbanHigh Sierra—
1992–1994ChevroletC2500 SuburbanSilverado—
1966–1974ChevroletK20 PickupBase—
2001–2006ChevroletSilverado 3500LT—
2001–2002GMCSavana 3500SLT—
1974GMCG35/G3500 VanBase—
2007GMCSierra 2500 HD ClassicWT—
2001–2002GMCSierra 3500SL—
2006–2014GMCSavana 3500LS—
1987ChevroletR10Scottsdale—
2001–2006GMCSierra 3500SLE—
1999–2004GMCSierra 2500SLE—
2007GMCSierra 2500 HD ClassicSL—
1988–1993GMCC2500Sierra—
1981–1986ChevroletC10Silverado—
1981ChevroletK30Deluxe—
1981ChevroletK20 SuburbanDeluxe—
2013GMCSierra 1500WT—
1975–1983ChevroletK20Silverado—
2001–2005ChevroletSilverado 2500 HDBase—
1999–2000ChevroletC2500Base—
1988–2000GMCC2500Sierra SLE—
1979–1986GMCC2500 SuburbanHigh Sierra—
1987–1988ChevroletR30Scottsdale—
1999–2000ChevroletC3500Base—
1995–1997ChevroletK2500 SuburbanLT—
1979–1986GMCC2500 SuburbanBase—
1975–1978GMCK25Base—
1987GMCV2500High Sierra—
1979–1986GMCC2500Sierra Classic—
1971GMCG35/G3500 VanBase—
2003–2014GMCSierra 2500 HDWT—
1988–1998ChevroletK2500Cheyenne—
1988–2000GMCK3500Sierra SLE—
1987–1989GMCR2500Sierra Classic—
1988–1998ChevroletK2500Silverado—
1975–1978GMCK25High Sierra—
2007–2013GMCSierra 3500 HDWT—
1975–1978GMCG25Vandura—
1992–1994ChevroletK2500 SuburbanSilverado—
1987ChevroletV20Custom Deluxe—
1987–1991GMCR2500 SuburbanBase—
1979–1986GMCK2500High Sierra—
1998ChevroletK2500WT—
2002–2005GMCSierra 2500 HDBase—
1996–2000GMCSavana 3500SLE—
1981–1987ChevroletG10Sportvan—
1987–1988ChevroletR20 SuburbanSilverado—
1996–2014GMCSavana 3500Base—
1975–1980ChevroletC20 SuburbanCustom Deluxe—
1989–1990ChevroletV3500Scottsdale—
1987–1989GMCR3500High Sierra—
2013ChevroletSilverado 1500XFE—
1990–1991GMCV3500SLE—
1998ChevroletC2500WT—
2005ChevroletSilverado 1500 HDBase—
1988–1993GMCC3500Sierra SLX—
1987–1988ChevroletR20Silverado—
1979–1981GMCG2500Rally STX—
1975–1978GMCC25 SuburbanBase—
1975–1986ChevroletC20Scottsdale—
2013ChevroletSilverado 1500LT—
1987GMCR2500 SuburbanHigh Sierra—
1987–1988ChevroletV30Silverado—
2001–2005ChevroletSilverado 3500LS—
1975–1978GMCK25 SuburbanBase—
1979–1982GMCK2500 SuburbanSierra Grande—
1987ChevroletV20 SuburbanCustom Deluxe—
1975–1978GMCC35High Sierra—
2002–2004ChevroletAvalanche 2500Base—
1996–2000GMCSavana 2500SLE—
1989–1991ChevroletR3500Silverado—
2013GMCSierra 1500Hybrid—
1992–1999GMCC2500 SuburbanSLE—
1981ChevroletC20 SuburbanDeluxe—
2007–2013ChevroletSilverado 3500 HDWT—
1992–1999GMCK2500 SuburbanBase—
1979–1986GMCC2500 SuburbanSierra Classic—
1979–1996GMCG3500Rally STX—
2002–2004GMCSierra 2500Base—
1979–1981GMCG2500Rally—
1992–1999ChevroletK2500 SuburbanBase—
1994–2000GMCK2500Sierra SL—
1996–2011GMCSavana 2500Base—
2003–2005GMCSavana 3500SLE—
1981ChevroletC20Deluxe—
1988–1993GMCK3500Sierra SLX—
1979–1982GMCK2500Sierra Grande—
1975–1978GMCC35Sierra Classic—
1988–1998ChevroletC2500Cheyenne—
2007–2013GMCSierra 3500 HDSLE—
1999–2000ChevroletK3500Base—
1987–1989GMCR2500 SuburbanSierra Classic—
2007ChevroletSilverado 2500 HD ClassicLT—
1981–1986ChevroletC10Custom—
1975–1986ChevroletC30Silverado—
1996–2013ChevroletExpress 2500LS—
1989ChevroletR2500Silverado—
1994–2000GMCC3500Sierra SLT—
2013GMCSierra 1500SLE—
1995–1999ChevroletC2500 SuburbanLS—
1979–1996GMCG3500Magnavan—
1971–1974GMCG35/G3500 VanRally—
1979–1996GMCG3500Vandura Special—
1975–1981ChevroletK20Cheyenne—
1981–1987GMCG1500Rally STX—
1987GMCV2500Sierra Classic—
1981–1984ChevroletG10Bonaventure—
1981ChevroletK20Deluxe—
1977–1978GMCK35Sierra Grande—
1990GMCR2500 SuburbanSLE—
1987–1988ChevroletR20 SuburbanScottsdale—
1988–1998ChevroletC3500Silverado—
1988–1992ChevroletC3500Scottsdale—
1999–2000ChevroletK3500LS—
1979–1986GMCK2500Sierra Classic—
1977–1978GMCK35Base—
1975–1995ChevroletG20Sportvan—
1979–1986GMCK3500High Sierra—
2006GMCSierra 3500SL—
2007–2016ChevroletSilverado 2500 HDLTZ—
1979–1986GMCC3500Base—
1995–1997ChevroletC2500 SuburbanLT—
2007–2013GMCSierra 3500 HDSLT—
1994–2000GMCK3500Sierra SL—
1988–1992ChevroletC2500Scottsdale—
1975–1986ChevroletK20Scottsdale—
2013ChevroletSilverado 1500WT—
1983–1984GMCG1500Rally Custom—
1987–1988ChevroletV20 SuburbanSilverado—
1988ChevroletV30Cheyenne—
1988–1998ChevroletK3500Silverado—
1979–1986GMCC3500Sierra Classic—
1989–1991ChevroletR2500 SuburbanSilverado—
2007ChevroletSilverado 2500 HD ClassicLS—
1977–1978GMCK35High Sierra—
1975–1980ChevroletC30Custom Deluxe—
2007GMCSierra 3500 ClassicWT—
2013ChevroletSilverado 1500Hybrid—
2003–2004GMCSierra 2500WT—
1994–2000GMCC3500Sierra SL—
1975–1978GMCC25 SuburbanHigh Sierra—
1973–1974ChevroletG20 VanSportvan—
1988–2000GMCC3500Sierra SLE—
1987–1988ChevroletV20 SuburbanScottsdale—
1999–2004ChevroletSilverado 2500LT—
1983ChevroletG10Base—
1973–1974ChevroletG30 VanSportvan—
1987–1989GMCV2500 SuburbanSierra Classic—
1988–1992ChevroletK2500Scottsdale—
1996–2014ChevroletExpress 3500LS—
1987–1989GMCR3500Sierra Classic—
2004ChevroletSilverado 3500WT—
1978–1981ChevroletG20Nomad—
2013ChevroletSilverado 1500LS—
1979–1986GMCK2500 SuburbanHigh Sierra—
1975–1978GMCK25 SuburbanSierra Grande—
2000–2013ChevroletSuburban 2500LT—
1987–1988ChevroletR30Custom Deluxe—
2011–2013GMCSierra 3500 HDDenali—
1979–1986GMCK2500Base—
1975–1981ChevroletC20Cheyenne—
1994–2000GMCK2500Sierra SLT—
1994–2000GMCC2500Sierra SL—
2000–2013GMCYukon XL 2500SLT—
1975–1981ChevroletC30Cheyenne—
1979–1986GMCK3500Base—
2011–2016GMCSierra 2500 HDDenali—
2005–2006ChevroletAvalanche 2500LT—
1969–1974ChevroletK20 SuburbanBase—
2001–2016ChevroletSilverado 2500 HDLT—
2007GMCSierra 2500 HD ClassicSLT—
1981ChevroletC10Deluxe—
2002–2005GMCSierra 3500Base—
1975–1980ChevroletK20 SuburbanScottsdale—
1983–1984ChevroletG20Bonaventure—
1975–1977ChevroletK20 SuburbanSilverado—
1985–1986ChevroletK20 SuburbanSilverado—
1975–1996ChevroletG30Beauville—
1975–1980ChevroletK20 SuburbanCustom Deluxe—
1981–1987ChevroletG10Chevy Van—
1988ChevroletR20Cheyenne—
1975–1980ChevroletC20 SuburbanScottsdale—
1975–1978GMCK25Sierra Grande—
2013ChevroletSilverado 1500LTZ—
1979–1996GMCG3500Vandura—
1992–1999GMCK2500 SuburbanSLE—
1973–1974GMCG25/G2500 VanVandura—
1987–1989GMCR2500Base—
1979–1986GMCC2500High Sierra—
1989–1991ChevroletV3500Silverado—
1988–1993GMCC2500Sierra SLX—
1995–1999ChevroletK2500 SuburbanLS—
1975–1978GMCG35Vandura Special—
1975–1996ChevroletG30Chevy Van—
1972–1974ChevroletK30 PickupBase—
1987–1988ChevroletV30Scottsdale—
1975–1978GMCC25Base—
1981–1987GMCG1500Vandura—
1975–1978GMCC25 SuburbanSierra Grande—
2007GMCSierra 3500 ClassicSLT—
1975–1995ChevroletG20Beauville—
1977–1980ChevroletK30Custom Deluxe—
2004ChevroletSilverado 2500WT—
1975–1995ChevroletG20Chevy Van—
1979–1981GMCG2500Vandura—
1988–1993GMCK3500Sierra—
2001–2016GMCSierra 2500 HDSLE—
1987–1988ChevroletR30Silverado—
1975–1978GMCC25Sierra Grande—
1987–1989GMCV3500Sierra Classic—
1989–1990ChevroletR3500Scottsdale—
2001–2016GMCSierra 2500 HDSLT—
1994–1997ChevroletK3500Base—
1982–1983ChevroletK20 SuburbanSilverado—
1981–1986ChevroletC20 SuburbanCustom—
1989ChevroletR2500Cheyenne—
1990–1991GMCR3500SLE—
1981–1986ChevroletC30Custom—
1994–2000GMCK3500Sierra SLT—
1996–2014ChevroletExpress 3500Base—
2002GMCSavana 2500SLT—
1986–1987ChevroletG10Bonaventure—
1981–1988GMCG3500Rally Custom—
1994–1995ChevroletK2500WT—
1979–1996GMCG3500Rally—
1975–1978GMCG25Rally—
1994–1997ChevroletC2500Base—
1981–1987GMCG1500Rally—
2013GMCSierra 1500SL—
1988ChevroletR30Cheyenne—
1988–1998ChevroletK3500Cheyenne—
1975–1978GMCK25 SuburbanSierra Classic—
1969–1974ChevroletC20 SuburbanBase—
1981–1986ChevroletC10Scottsdale—
1992–1999ChevroletC2500 SuburbanBase—
1968–1974GMCC25/C2500 SuburbanBase—
1995–1999GMCC2500 SuburbanSLT—
2007ChevroletSuburban 2500LTZ—
1975–1978GMCC25 SuburbanSierra Classic—
1981–1987ChevroletG10Beauville—
1999–2004ChevroletSilverado 2500LS—
1988–1993GMCC3500Sierra—
1989–1991ChevroletR2500 SuburbanScottsdale—
1988–1993GMCK2500Sierra SLX—
1988–2000GMCK2500Sierra SLE—
1969–1974GMCK25/K2500 SuburbanBase—
1999–2004GMCSierra 2500SLT—
2006GMCSierra 2500 HDSL—
1997–1999ChevroletP30Base—
1987–1991GMCV2500 SuburbanBase—
2005ChevroletSilverado 1500 HDLS—
1979–1986GMCC2500Base—
1981–1986ChevroletC20Custom—
1973–1974ChevroletC30 PickupBase—
1987–1991GMCR3500Base—
1988–1998ChevroletC2500Silverado—
2006–2014ChevroletExpress 3500LT—
1979–1996GMCG3500Rally Camper Special—
1975–1978GMCC25Sierra Classic—
1995–1999GMCK2500 SuburbanSLT—
1975–1978GMCC35Base—
1973–1974ChevroletG20 VanBase—
1979–1980ChevroletK20 SuburbanSilverado—
1987–1989GMCV3500High Sierra—
1973–1974GMCC35/C3500 PickupBase—
2013GMCSierra 1500Denali—
2005–2006ChevroletAvalanche 2500LS—
1994–1995ChevroletC2500WT—
1987ChevroletR20 SuburbanCustom Deluxe—
2013GMCSierra 1500SLT—
1987–1991GMCV3500Base—
1988–1993GMCK2500Sierra—
2007ChevroletSilverado 3500 ClassicLS—
1975–1978GMCK25Sierra Classic—
1981–1986ChevroletK30Custom—
1988–1992ChevroletK3500Scottsdale—
1975–1978GMCG35Vandura—
1967–1974GMCK25/K2500 PickupBase—
1975–1980ChevroletC20Custom Deluxe—
2006–2013ChevroletExpress 2500LT—
1979–1982GMCC2500 SuburbanSierra Grande—
1994–1997ChevroletK2500Base—
2006ChevroletSilverado 3500WT—
1975–1986ChevroletC20Silverado—
1984–1986ChevroletK20 SuburbanScottsdale—
1987ChevroletR10Silverado—
1987–1988ChevroletV30Custom Deluxe—
1984–1986ChevroletC20 SuburbanScottsdale—
1999–2000ChevroletK2500Base—
1999–2004ChevroletSilverado 2500Base—
1979–1982GMCK3500Sierra Grande—
1999–2000ChevroletK2500LS—
2007GMCSierra 2500 HD ClassicSLE—
1999–2000ChevroletC3500LS—
2007ChevroletSilverado 1500 HD ClassicLT—
1975–1978GMCG35Rally Camper Special—
1983–1984ChevroletG30Bonaventure—
2005–2006ChevroletSilverado 1500 HDLT—
2015–2016GMCSierra 2500 HDBase—
1979–1986GMCK3500Sierra Classic—
1973–1974GMCK35/K3500 PickupBase—
1977–1978GMCK35Sierra Classic—
1968–1974GMCC25/C2500 PickupBase—
2001–2002GMCSierra 2500 HDSL—
1975–1978GMCG35Rally—
1981–1986ChevroletK20 SuburbanCustom—
1979–1986GMCK2500 SuburbanSierra Classic—
2007–2011GMCSavana 2500LT—
1992–1999GMCC2500 SuburbanBase—
1975–1977ChevroletC20 SuburbanSilverado—
1975–1996ChevroletG30Hi-Cube—
2001–2005ChevroletSilverado 3500Base—
1987ChevroletV20Silverado—
1999–2000ChevroletC2500LS—
1981ChevroletC10Cheyenne—
1981ChevroletC30Deluxe—
1975–1996ChevroletG30Sportvan—
2007–2013ChevroletSilverado 3500 HDLTZ—
1982–1986ChevroletC20 SuburbanSilverado—
2007–2013ChevroletSilverado 3500 HDLT—
1989–1991ChevroletR3500Cheyenne—
2006–2014GMCSavana 3500LT—
1975–1978GMCK25 SuburbanHigh Sierra—
1987ChevroletV20Scottsdale—
2007GMCSierra 3500 ClassicSLE—
1994–2000GMCC2500Sierra SLT—
1971–1974GMCG35/G3500 VanVandura—
1977–1986ChevroletK30Scottsdale—
1981–1986ChevroletK20Custom—
1975–1978GMCC25High Sierra—
Specifications
CategoryDrivetrain
Sub-CategoryDifferentials
UPC9332018042620
CARB ApprovedYes
Prop 65 WarningY
Special OrderYes
Weight45 lb
Dimensions (L×W×H)10.2 × 10.2 × 9.8 in