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MOTIVE GEARPART NUMBER: 683-AM20-373

Ring & Pinion Gears AMC Model 20

Name: Ring & Pinion Gears AMC Model 20
Brand: MOTIVE GEAR
SKU: 683-AM20-373
Price: 392.79 USD
Availability: InStock

^$392⁷⁹

Ships on 09/14/2026

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AMC Model 20

AMC Model 20
Ratio: 3.73
Teeth: 41-11
OEM #: 8133179

Specifications:
Ring Gear Diameter: 8.875"
8- 7/16" x 20 Right Hand Threaded Bolts
Pinion Diameter: 1.625" 28-Splines
Cases: 2.73 & Numerically Lower; 3.08 & Numerically Higher
8620 Material - Heat Treated
Applications:
1968-74 Ambassador
1968-79 AMX
1978-79 Concord
1970-76 Gremlin V8
1973-77 Hornet V8
1980-86 J10
1970-74 Javelin V8
1974-86 Jeep CJ
1969 Marlin
1972-78 Matador
1978-79 Pacer V8
1969 Rambler
1969 Rebel
1976-86 Scrambler
1979 Spirit V8
1979-86 Wagoneer

Part TypeRing and Pinion

BrandMOTIVE GEAR

Package Height5.25

Package Width11.0

Package Length15.5

Weight18.25 PG

Part CategoryPerformance Parts

Ring Gear RotationStandard

Ring Gear Tooth Quantity41

Differential Carrier Break3.08 and Higher

Cover Bolt Quantity12

Pinion Spline Count28

Ring Gear Material8620 Steel

Ring Gear Diameter8.875 in (225.4 mm)

Pinion Shaft Diameter1.625 in (41.3 mm)

Pinion Gear Tooth Quantity11

Axle TypeAMC 20

Ring Gear Bolt Quantity8

Part FitmentSemi Universal

Vendor Part NumberAM20-373

Package Qty1

Package TypeEA

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