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EXCEL AM20456, Differential Ring & Pinion, For AMC 20, Gear Ratio: 4.56, 8-Bolt, 28-Spline, 8.875" Ring Gear โ€“ Fits Jeep, AM General, AMC (1967-2006), Replaces: Motive AM20-456, Richmond SAM2004.

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Product details

Management number 215292457 Release Date 2026/04/12 List Price US$80.13 Model Number 215292457
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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.๐Ÿ”ง Features & Benefits:Designed for AMC 20 rear differentials โ€“ Ideal for Jeep, AMC, and Hummer applications4.56 gear ratio โ€“ 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 carrier๐Ÿš™ 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)๐Ÿ”„ Replaces Part Numbers:USA Standard Gear: 36231Chrysler: 8124410Motive Gear: AM20-456Richmond Gear: SAM2004USA Standard Gear: ZG M20-456๐Ÿ”’ 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.

  • โœ”๏ธ Fits AMC 20 Rear Differential โ€“ Designed for classic & off-road applications with a 4.56 ratio for improved torque.
  • โœ”๏ธ Durable 8620 Steel Construction โ€“ Engineered for long-lasting strength and reliability.
  • โœ”๏ธ Optimized for Performance โ€“ 9-tooth pinion, 41-tooth ring gear, 1.625" pinion shaft, 28-spline pinion, and 8-bolt ring gear design.
  • โœ”๏ธ Requires 3.08 & Higher Carrier โ€“ Compatible with vehicles using a numerically higher carrier.
  • โœ”๏ธ OEM-Quality Replacement โ€“ 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

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