Richmond Gear 79-0029-1 Pro Gear Ring and Pinion Gear Set for GM 8.875" Car in 5.38 Ratio with 12 Bolt Compatible with Impala '65-72' Requires Notched Cross Pin 80-0269-1

Richmond Gear RP GM 8.875" 5.38 CAR PRO GEAR - Differential Gear Set for GM 8.875 Car DifferentialBrand: Richmond GearModel: RP GM 8.875" 5.38 CAR PRO GEARApplication/Model: GM 8.875 Car DifferentialProduct Features:Cover Bolt Quantity: 12Differential Carrier Break: 3.90 Ratio and HigherDifferential Model: GM 8.875 CarGear Ratio: 5.38Pinion Gear Tooth Quantity: 8Pinion Shaft Diameter: 1.625 InchPinion Spline Count: 30Ring Gear Bolt Quantity: 12Ring Gear Material: 9310 SteelRing Gear Outside Diameter: 8.875 InchRing Gear Rotation: StandardRing Gear Tooth Quantity: 43Taxonomy Information:Taxonomy A: LD DifferentialTaxonomy B: Ring and PinionTaxonomy C: RearTaxonomy D: 5.38Important Compatibility Information: This product is designed for GM 8.875" (12 Bolt) differentials, specifically for use with 5.38 ratio gears and requires a 4.10 ratio carrier or higher. The installation requires a notched cross pin (part number 80-0269-1) to accommodate the ring gear clearance.Compatibility:This Richmond Gear RP GM 8.875" 5.38 CAR PRO GEAR is compatible with a wide range of vehicles across various GM brands, including:Buick: 1971-1972 Buick Centurion, 1965-1972 Buick Electra, 1971-1972 Buick Estate Wagon, 1965-1967 Buick Gran Sport, 1970-1972 Buick GS, 1968-1969 Buick GS 350, 1968-1969 Buick GS 400, 1970-1972 Buick GS 455, 1971-1972 Buick LeSabre, 1971-1972 Buick Skylark, 1965-1969 Buick Special, 1964-1972 Buick SportwagonChevrolet: 1965-1970 Chevrolet Bel Air, 1967-1972 Chevrolet Camaro, 1966-1972 Chevrolet Caprice, 1964-1973 Chevrolet Chevelle, 1965-1968 Chevrolet Chevy II, 1965-1972 Chevrolet El Camino, 1965-1972 Chevrolet Impala, 1965-1967 Chevrolet Malibu, 1970-1972 Chevrolet Monte Carlo, 1969-1972 Chevrolet NovaGMC: 1971-1972 GMC SprintOldsmobile: 1971-1971 Oldsmobile 442, 1965-1972 Oldsmobile 98, 1971-1972 Oldsmobile Cutlass, 1971-1972 Oldsmobile Cutlass Supreme, 1967-1968 Oldsmobile Delmont 88, 1965-1972 Oldsmobile Delta 88, 1965-1972 Oldsmobile F85, 1965-1966 Oldsmobile Jetstar 88, 1965-1965 Oldsmobile Jetstar I, 1965-1966 Oldsmobile Starfire, 1967-1972 Oldsmobile Vista CruiserPontiac: 1965-1971 Pontiac Acadian, 1965-1969 Pontiac Beaumont, 1965-1972 Pontiac Bonneville, 1965-1972 Pontiac Catalina, 1967-1970 Pontiac Executive, 1967-1972 Pontiac Firebird, 1970-1972 Pontiac Grand Prix, 1971-1972 Pontiac Grand Safari, 1971-1972 Pontiac Grandville, 1965-1972 Pontiac GTO, 1965-1972 Pontiac Laurentian, 1965-1972 Pontiac LeMans, 1965-1972 Pontiac Parisienne, 1965-1970 Pontiac Strato-Chief, 1970-1970 Pontiac TempestWarranty Information:This product comes with a 2-Year or 100,000 Miles Warranty for your peace of mind and long-lasting performance.Installation Instructions:Installation of the Richmond Gear RP GM 8.875" 5.38 CAR PRO GEAR is recommended to be performed by a professional mechanic. The installation process requires a notched cross pin (80-0269-1) for the necessary ring gear clearance when used with a 4.10 ratio carrier or higher.Upgrade your vehicle's performance with Richmond Gear's premium quality, durable, and high-performance ring and pinion gear sets, designed to handle demanding applications while delivering precise and smooth operation.

• Gear Set: Richmond Gear 79-0029-1 features a 5.38 gear ratio, designed for GM 8.875" 12 Bolt differentials, providing superior performance and durability.
• Precision Engineered Components: Includes 9310 Stainless steel ring gear (43 teeth) and 8-tooth pinion, offering strength and reliability for high-performance applications.
• Compatible with GM Impala (65-72): Perfectly fits GM 8.875" 12 Bolt differentials, and is designed for Impala models from 1965 to 1972.
• Durable and Strong Build: The 1.625" pinion shaft diameter, 30-spline pinion, and 12-ring gear bolts ensure a secure, robust installation for enhanced performance.
• Warranty & Compatibility: Backed by a 2-year or 100,000-mile warranty, this gear set is compatible with a 3.90 or higher ratio differential carrier for a smooth, upgraded driving experience.