ARB - 0770004 - Air Locker Shim Driver Set Factor55 One of a kind MRR

One of a kind MRR 3-way Adjustable design

so they can be used with a stock height vehicle

you can truly Make It Your Own

Comes complete with high quality rubber bushes for maximum articulation

Wrap-around protection

ARB - 0770004 - Air Locker Shim Driver Set Factor55 One of a kind MRRARBs new Air Locker Shim Driver is a professional automotive differential service tool for installing servicing common shim pre loaded differentials. Insufficient carrier bearing pre load can result in premature bearing failure and ring and pinion failure in all differentials, and possible oil air leakage issues in an Air Locker differential. Most common Salisbury style axle assemblies(e. g., Dana Spicer model 44) require the pre load shims to be