USA Standard Gear Differential Ring And Pinion (MPN: ZG GM12P-373)

Reliable performance for GM 8.875 and 8.9 inch axles with 3.73 ratio

The USA Standard Gear Differential Ring And Pinion is designed for GM 8.875 and 8.9 inch axles, providing a robust solution for enhancing vehicle performance. With a ring gear diameter of 8.875 inches and a 3.73 gear ratio, this set ensures optimal power transfer and efficiency. The pinion shaft diameter measures 1.625 inches and features a 30 spline count, making it compatible with a variety of applications.

This ring and pinion set is engineered for standard rotation and is compatible with carriers ranging from 2.76/3.08 to 3.90/4.10 and numerically higher. The set includes 12 cover bolts and 12 ring gear bolts, ensuring secure installation. USA Standard Gear is known for its comprehensive range of ring and pinion sets, catering to both common and specialized applications, making this product a reliable choice for automotive enthusiasts.

Specifications

• Manufacturer: Yukon Gear & Axle
• Manufacturer Part Number: ZG GM12P-373
• Axle Model: GM 8.875 Inch/ GM 8.9 Inch
• Ratio: 3.73
• Ring Gear Diameter (IN): 8-7/8 Inch
• Pinion Shaft Diameter (IN): 1-5/8 Inch
• Pinion Spline Count: 30
• Ring Gear Rotation: Standard
• Carrier Compatibility: 2.76/ 3.08 And Numerically Lower Carrier/ 3.90/ 4.10 And Numerically Higher Carrier
• Number Of Cover Bolts: 12
• Ring Gear Bolts: 12

Compatibility / Fit

• 1964-1972 Chevrolet Bel Air
• 1963-1972 Chevrolet Biscayne
• 1967-1972 Chevrolet Camaro
• 1966-1972 Chevrolet Caprice
• 1964-1972 Chevrolet Chevelle
• 1964-1968 Chevrolet Chevy II
• 1963-1979 Chevrolet Corvette
• 1997-2004 Chevrolet Corvette
• 1964-1973 Chevrolet El Camino
• 1963-1972 Chevrolet Impala
• 1970-1970 Chevrolet Kingswood
• 1964-1964 Chevrolet Malibu
• 1967-1967 Chevrolet Malibu
• 1970-1972 Chevrolet Monte Carlo
• 1969-1972 Chevrolet Nova
• 1970-1970 Chevrolet Townsman
• 1959-1959 Fiat 1100
• 1964-1964 Oldsmobile 442
• 1957-1957 Oldsmobile 88
• 1957-1964 Oldsmobile 98
• 1961-1961 Oldsmobile Classic 98
• 1961-1964 Oldsmobile Cutlass
• 1958-1964 Oldsmobile Dynamic 88
• 1961-1972 Oldsmobile F85
• 1957-1964 Oldsmobile Fiesta
• 1957-1957 Oldsmobile Golden Rocket 88
• 1962-1963 Oldsmobile Jetfire
• 1964-1964 Oldsmobile Jetstar 88
• 1964-1964 Oldsmobile Jetstar I
• 1957-1957 Oldsmobile Starfire
• 1961-1964 Oldsmobile Starfire
• 1957-1964 Oldsmobile Super 88
• 1964-1964 Oldsmobile Vista Cruiser
• 1957-1964 Pontiac Bonneville
• 1957-1964 Pontiac Catalina
• 1957-1958 Pontiac Chieftain
• 1967-1972 Pontiac Firebird
• 1962-1972 Pontiac Grand Prix
• 1964-1972 Pontiac GTO
• 1963-1972 Pontiac LeMans
• 1957-1964 Pontiac Star Chief
• 1957-1958 Pontiac Super Chief
• 1961-1964 Pontiac Tempest
• 1970-1970 Pontiac Tempest
• 1960-1961 Pontiac Ventura