ARB Air Locker — GM 12-Bolt 8.9" 30-Spline (3.73 & Up) Shocks & Struts Order the 60% passenger or

Order the 60% passenger or 40% driver

This premium case features a durable LLDPE shell

not towing

a pen and a phone live overhead instead of sliding around the console

Pick the length that matches your truck and bed configuration using the chart below

ARB Air Locker — GM 12-Bolt 8.9" 30-Spline (3.73 & Up) Shocks & Struts Order the 60% passenger orARB Air Locker GM 12 bolt 8. 9" rear axle The ARB Air Locker is a driver selectable, air operated locking differential that turns an open diff into a fully locked axle at the flick of a switch. This unit is machined for the GM 12 bolt rear axle, giving you 100% lockup for low traction climbs, rock ledges and off camber trails then unlocks instantly to keep everyday street and high speed dirt manners predictable. Specification Detail Type Air operated