I am wanting to rebuild stock 20 rear differential, but my books don't say anything about the process except that a professional should do it. I am sem-competent with a wrench and want to try. What are the specifications; torque, order of assembly, pre-load on the shims, etc.?
Rear Axle 20 data
- Thread starter tedjeep
- Start date
dcscrambler
1983 CJ8
- City
- DeRidder
- State
- LA
AMC 20
Here is some data I found on the internet.
SPECIFICATIONS:
RG DIAMETER 8.875"
8 7/16" X 20 RH THREADED BOLTS
PINION DIAMETER 1.625" 28 SPLINE
CASE: 2.73 & NUMERICALLY LOWER AND 3.08 & NUMERICALLY HIGHER
8620 Material Heat-Treated
Specifications:
Cover Bolt Ft. Lbs. 15
Pinion Brg. Preload In. Lbs 15-25
Ring Gear Backlash .005-.009
Ring Gear Bolt to case Ft. Lbs. 105
Side Brg. Caps Ft. Lbs. 87
Also check this web site out http://home.off-road.com/~tom85cj7/gearswap.htm
Here is some data I found on the internet.
SPECIFICATIONS:
RG DIAMETER 8.875"
8 7/16" X 20 RH THREADED BOLTS
PINION DIAMETER 1.625" 28 SPLINE
CASE: 2.73 & NUMERICALLY LOWER AND 3.08 & NUMERICALLY HIGHER
8620 Material Heat-Treated
Specifications:
Cover Bolt Ft. Lbs. 15
Pinion Brg. Preload In. Lbs 15-25
Ring Gear Backlash .005-.009
Ring Gear Bolt to case Ft. Lbs. 105
Side Brg. Caps Ft. Lbs. 87
Also check this web site out http://home.off-road.com/~tom85cj7/gearswap.htm