CSP SAVINGS!

CSP2026

USA Standard Gear ZG GM12P-390 - Ring & Pinion Gear Set For GM 12 Bolt Car In A 3.90 Ratio USA Standard

USA Standard Gear  |  SKU: FDHD-ZG GM12P-390
Sale price $35089 Regular price $38598

DISCLAIMER: This Item Is Special Ordered, which may have cancellation or return restrictions. Please see our terms and conditions for more information.


AVAILABILITY: This Item Is Out Of Stock.


PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

USA Standard Gear ZG GM12P-390 - Ring & Pinion Gear Set For GM 12 Bolt Car In A 3.90 Ratio USA Standard

USA Standard ring and pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring and pinion sets for a variety of common and hard to find applications.

  • Fits GM 12 bolt passenger car
  • 8.875 Inch Ring Gear Diameter
  • 30 Spline Pinion
  • 12 ring gear bolts
  • 3.90 ratio

1 year warranty against Manufacturer defects

Features and Benefits:

  • Fits GM 12 bolt passenger car
  • 8.875 Inch ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.90 ratio

Details:

  • AAP_UDA_4: 65

Fitment Notes:

  • GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier

Application Summary:

1964-1970 Buick Wildcat (Rear) (Note: GM 12 Bolt Passenger Car

  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1964-1972 Chevrolet Biscayne (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1964-1968 Chevrolet Chevy II (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1964-1972 Chevrolet Chevelle (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1964-1972 Chevrolet Bel Air (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1967-1972 Chevrolet Camaro (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1966-1970 Chevrolet Caprice (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1965-1972 Chevrolet El Camino (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1964-1972 Chevrolet Impala (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1970-1972 Chevrolet Monte Carlo (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1969-1972 Chevrolet Nova (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1970-1972 Pontiac GTO (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)
  • 1969-1972 Pontiac Firebird (Rear) (Note: GM 12 Bolt Passenger Car
  • Ring and Pinion Set
  • 3.90 Ratio
  • Fits 3 series 3.90 & Down Carrier)

What are people saying about CSP?