EXCEL AM20456, Differential Ring & Pinion, For AMC 20, Gear Ratio: 4.56, 8-Bolt, 28-Spline, 8.875" Ring Gear – Fits Jeep, AM General, AMC (1967-2006), Replaces: Motive AM20-456, Richmond SAM2004.
Product details
| Management number | 215292457 | Release Date | 2026/04/12 | List Price | $80.13 | Model Number | 215292457 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
EXCEL AM20456, Differential Ring & Pinion, For AMC 20, Gear Ratio: 4.56, 8-Bolt, 28-Spline, 8.875" Ring GearUpgrade your AMC 20 rear differential with the EXCEL AM20456 ring & pinion gear set. Precision-machined from high-strength 8620 steel, this 4.56 ratio set delivers enhanced torque and off-road performance.🔧 Features & Benefits:Designed for AMC 20 rear differentials – Ideal for Jeep, AMC, and Hummer applications4.56 gear ratio – Optimized for off-road and performance builds9-tooth pinion, 41-tooth ring gear, 1.625" pinion shaft, 28-spline pinionMade from high-strength 8620 steel for durability8-bolt ring gear design with standard rotationRequires a 3.08 and numerically higher ratio carrier🚙 Application & Compatibility:AM General: Hummer (1992-2001), Hummer H1 (2002-2006)American Motors: Ambassador (1967-1974), AMX (1968-1970, 1978-1979), Concord (1978-1979), Gremlin (1972-1976), Hornet (1970-1977), Javelin (1968-1974), Matador (1971-1978), Pacer (1978-1979), Rebel (1967-1970), Spirit (1979)Jeep: Cherokee (1979-1983), CJ5 (1976-1983), CJ7 (1976-1986), Comanche (1986), Grand Wagoneer (1984-1986), J10 (1980-1986), Scrambler (1981-1985), Wagoneer (1979-1983)🔄 Replaces Part Numbers:USA Standard Gear: 36231Chrysler: 8124410Motive Gear: AM20-456Richmond Gear: SAM2004USA Standard Gear: ZG M20-456🔒 Warranty & Why Choose EXCEL?EXCEL from Richmond is a trusted name in drivetrain components. This ring & pinion set is backed by a 1-Year/50,000-mile warranty for performance you can rely on.
- ✔️ Fits AMC 20 Rear Differential – Designed for classic & off-road applications with a 4.56 ratio for improved torque.
- ✔️ Durable 8620 Steel Construction – Engineered for long-lasting strength and reliability.
- ✔️ Optimized for Performance – 9-tooth pinion, 41-tooth ring gear, 1.625" pinion shaft, 28-spline pinion, and 8-bolt ring gear design.
- ✔️ Requires 3.08 & Higher Carrier – Compatible with vehicles using a numerically higher carrier.
- ✔️ OEM-Quality Replacement – Direct fit for Jeep, AMC, and Hummer models from 1967-2006. Replaces Chrysler 8124410, Motive AM20-456
| Brand | Excel |
|---|---|
| Model | Ring and Pinion |
| Exterior | Machined |
| Item Weight | 19 pounds |
| Manufacturer | ExCel |
| Item model number | AM20456 |
| Product Dimensions | 15 x 11 x 5.25 inches |
| Manufacturer Part Number | AM20456 |
Bestseller ranking
Differential Rings & Pinions
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form