Instruction Manual
3
Background Informaon
vehicle). This manual covers both types of Dierenal and Carri-
er Assembly, but note that the pictures are of a removable third
memeber.
The LOCK-RIGHT is designed to t into standard open
dierenal cases only, not into limited-slip cases. If your vehicle
contains a limited-slip unit you will need to purchase a standard
open dierenal case, side gears, thrust washers and long pinion
sha (and also the two short shas if it is a four-pinion unit) be-
fore proceeding.
A word about side gear thrust washers: All dierenals
originally had a thrust washer under each side gear. Thrust wash-
ers are large in diameter and between about 1/32-inch (.031, or
0,76-mm) and 1/16-inch (.062, or 1,52-mm) thick. If either one
or both are missing from the original dierenal, obtain new
one(s) before proceeding!
The LOCK-RIGHT is designed to be used with
a correct thrust washer under each side gear, and failure to use
this washer is easy to observe during inspecon and will void the
warranty.
Remember: This instrucon manual is provided for your
convienience to assist you or your mechanic with the installaon
of your new LOCK-RIGHT. However, the ulmate responsibility
for the success of your installaon and the subsequent proper
operaon of your vehicle rest with you, the vehicle owner.
When your installaon is complete, you will have a vehi-
cle with signicantly increased capabilies. For connued “fun in
the sun,” operate it in a safe and responsible manner. Be sure to
read and understand the driving informaon in the LOCK-RIGHT
Vehicle Owner’s Manual!
The dierenal case is the round housing inside the rear
axle assembly to which the ring gear is bolted and which contains
the dierenal spider and side gear assembly. It is installed in
the dierenal carrier, which is the housing that holds the case,
drive pinion gear, bearings, etc. The carrier may be removable
(as part of a “drop-out” unit, or third member), or it may be in-
tegral (as a permanent part of the axle assembly, mounted in the