This kit will improve your car’s launching ability and deliver that “shot out of a cannon” acceleration we all lust for. It allows you to upgrade to a more aggressive gear ratio and includes all required bearings and installation hardware.
This kit will improve your car’s launching ability and deliver that “shot out of a cannon” acceleration we all lust for. It allows you to upgrade to a more aggressive gear ratio and includes all required bearings and installation hardware.
  • Fits GM 55P differential
  • Coverage includes ’56 to ’62 Corvette, ’55 to ’64 Bel Air, 5 other models, or anything hot-rodded with a GM 55P ’55 to ’64 passenger car diff
  • 17 spline pinion gear
  • 3.73 ratio
  • 10 bolt ring gear
  • Includes ring and pinion gear set, and all required bearings and installation hardware

Application Summary:

Year Make/Model
1955-1964 Chevrolet Bel Air
1958-1964 Chevrolet Biscayne
1962-1964 Chevrolet Chevy II
1956-1962 Chevrolet Corvette
1959-1960 Chevrolet El Camino
1964 Chevrolet El Camino
1958-1964 Chevrolet Impala
1958-1961 Chevrolet Nomad
Attributes
AAP Selling Package Quantity UOM EA
AAP_UDA_12 EA
AAP_UDA_22 1
California Proposition 65 WARNING: Cancer - www.P65Warnings.ca.gov, Yes
Country of Origin (Primary) CN
Emission Code Legal US
Gear Ratio 3.73
Harmonized Tariff Code (Schedule B) 8708998175
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Warranty Time 1
GTIN 00883584125747