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ARB Air Lockers - Airlocker 8.9In 30Spl 3.73&Up Gm 12 Bolt S/N

Part #: RD216
$1,299.95 For each
Free Shipping! *to continental U.S. only
Fits On:
1978 GMC K15 Suburban, 1977 GMC K15 Suburban, 1976 GMC K15 Suburban, 1975 GMC K15 Suburban, 1982 GMC Jimmy, 1981 GMC Jimmy, 19... See more
Description:
ARB Air Lockers use a pneumatically operated locking system inside the differential to lock both axle shafts to the ring gear, delivering maximum traction on demand. This unit fits GM 12-bolt axles with a 8.9-inch ring gear, 30 splines, and 3.73 and up gear ratios. When unlocked, it functions as a conventional open differential.
ARB Air Lockers use a pneumatically operated locking system inside the differential to lock both axle shafts to the ring gear, delivering maximum traction on demand. This unit fits GM 12-bolt axles with a 8.9-inch ring gear, 30 splines, and 3.73 and up gear ratios. When unlocked, it functions as a conventional open differential.
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