Nitro Gear & Axle AMC Model 20 Mini Install Kit

Sale Price $52.01
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AMC Model 20 12 Bolt Round Cover Minimum Gear Installation Kit

Kit Contents:

Pinion Seal

Pinion Nut

Crush Sleeve

Pinion Depth ShimsCarrier Side ShimsLoctiteMarking Compound w/ Brush

The kits assembled by Nitro Gear & Axle only uses the highest quality bearings available from Timken & Koyo. Nitro Gear & Axle does not use any cheap Chinese bearings. By using only Timken & Koyo bearings just like all of the OEM vehicle manufacturers you can be assured that your differential will be reliable, durable, & quiet for years to come.


Rear Differential: AMC Model 20 (12 Bolt Cover)

Kit Assembly by: Nitro Gear & Axle


1976-1986 Jeep CJ7

1976-1983 Jeep CJ5

1982-1986 Jeep Scrambler CJ8

1979-1986 Jeep Wagoneer & Grand Wagoneer FSJ

1967-1974 AMC Ambassador

1968-1970 AMC AMX

1978-1979 AMC Concord AMX

1972-1976 AMC Gremlin 304 V8

1970-1977 AMC Hornet with V8

1968-1974 AMC Javelin with V8

1971-1978 AMC Matador

1978-1978 AMC Pacer with 304 V8

1979 AMC Spirit


*All Nitro Gear & Axle brand products are warrantied to be free of manufacturer defects for the specified period. Warranty requests must be made by the original purchaser and submitted by the dealer purchased from. Any parts sent for warranty consideration must be pre-approved and shipped prepaid freight to our facility with copy of RGA for our inspection & determination. We will not pay for labor, shipping cost, loss of revenue or perishable goods, commercial losses, costs of telephone calls, shipping or general inconvenience. This is our only warranty expressed or implied. Unauthorized warranty returns may be refused. Warranty generally covers MFG defects in material or workmanship. Abuse, overloading, improper lubrication, misuse, commercial or competition use voids warranty. Normal characteristics are not warrantable, such as Gear whine. Minor cosmetic flaws, dings, burrs from shipping or manufacturing, are not considered defect, it is installer responsibility to address these at time of install. Customer is responsible for shipping charges if warranty is granted. Warranty is for the original purchaser/user, is not transferable. Warranty covers one replacement or credit solely at our discretion. Warranty determinations are at our sole discretion.

In addition to the above conditions, see special notes for these products:

Ring & Pinion - Warrantied against manufacturing defects. 2 years from date of purchase. Must provide set-up specs.

Chromoly front Axles, Excalibur Joints, 30/30 Birfield kits - Warrantied against manufacturing defects for the life of the vehicle. These products are also covered for Breakage. The Shaft / joint must be BROKEN. Wear, twisting, bending are not warrantable. Damages caused by failure of other parts are not warrantable, for example broken U-joint (other than Nitro Excalibur) causing damage to Axle ears.

Rear Chromoly Axles - Warrantied against manufacturing defects for 5 years. These products are also covered for Breakage. The Shaft must be BROKEN. Worn, twisted, or bent axles are not warrantable.


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to:


Box Weight: 1.5 lb

Box Dimensions: 1 x 1 x 1 in

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