Richmond Gear 69-0047-1 Differential Ring & Pinion, For Chrysler 8.75" (742 Housing), Gear Ratio 4.56, 10-Bolt, 10 Spline, 9 Pinion & 41 Ring Tooth –Fits Mopar, Replaces 24231, C8.42-457-NG, C887456E

Performance Richmond Gear 69-0047-1 Ring & Pinion Set – 4.56 RatioEngineered for Chrysler 8.75" (742 housing) differentials, the Richmond Gear 69-0047-1 ring and pinion set offers high-performance gearing with a 4.56 ratio. Designed for vintage muscle and classic Mopar vehicles, this set is perfect for street, strip, and restoration builds requiring improved torque and acceleration. Built with premium materials and precision machining for a quiet and reliable operation.Key FeaturesGear Ratio: 4.56Ring Gear Diameter: 8.75"Housing Type: Chrysler 742 CasePinion Spline Count: 10Gear Material: High-Strength 8620 SteelIntended Use: Rear AxleManufacturing Standard: OEM PrecisionVehicle CompatibilityFits Chrysler 8.75" (742 housing) rear axles equipped with a 10-spline pinion shaft. Ideal for high-torque vintage Dodge, Plymouth, and Chrysler applications.Chrysler1957–1968 3001957–1968 Imperial1957–1968 New Yorker1957–1968 Newport1957–1968 Town & CountryDodge1967–1968 A1001966–1970 Charger1965–1970 Coronet1963–1968 D100 Pickup & Series1968 Dart1965–1970 Monaco1964–1968 P100, P200, P300 Vans1962–1970 PolaraPlymouth1968 Barracuda1962–1970 Fury, Fury I, Fury II, Fury III1967–1970 GTX1968–1970 Road Runner1965–1970 Satellite1968 Valiant1967 VIPOther Brands1965–1967 Humber ImperialReplaces OEM & Aftermarket Part NumbersYukon Gear & Axle: 24231Nitro Gear & Axle: C8.42-457-NGMotive Gear: C887456EWarranty & Quality AssuranceBacked by a 2-Year / 100,000-Mile Warranty, Richmond Gear ring & pinion sets are trusted by performance enthusiasts for precision engineering, quiet operation, and durability under extreme conditions.

• Engineered for Chrysler 8.75" 742 housing rear axles, this Richmond Gear 4.56 ring & pinion set delivers superior strength, quiet operation, and optimal power transfer for vintage muscle and restoration vehicles.
• Features a 4.56 gear ratio with 9 pinion teeth and 41 ring gear teeth, precision-cut from premium 8620 steel for maximum durability in performance street or strip applications.
• Includes 10-spline pinion shaft; designed to fit factory-style differentials—verify spline count and housing type for exact compatibility before installation.
• Compatible with 1957–1970 Chrysler, Dodge, and Plymouth models including Charger, Coronet, Road Runner, GTX, Fury, and Imperial using 742-style center sections.
• Replaces OE part numbers from Yukon (24231), Nitro Gear (C8.42-457-NG), and Motive Gear (C887456E); backed by a 2-Year / 100,000-Mile Richmond Gear warranty.