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8.5" & 8.6" GM 30spl GRIZZLY LOCKER, LRG HUB 2.73&UP
ARB Air Locker for GM 10 Bolt 8.5", 28 Spline, 2.73 and Up
- For use with 28 spline axles
- For use with 2.73 and up gears
- Air activated selectable locker
- Converts from open differential to fully locked or spool
- Simple push button operation
- Requires air compressor - sold separately