Passenger Car Rear Axle Identification (Excluding Corvette)
Axles are manufactured by Chevrolet Buffalo, Chevrolet Gear & Axle, Oldsmobile, and GM of Canada (McKinnon). Divisional Manufacturer code letters will be metal stamped on the axle tube adjacent to the carrier for field identification (see example). Letters and numerals 1/4" high are metal stamped on right front inboard side, 3" outboard of carrier or are located on a metal tag attached to cover bolt.
FIELD IDENTIFICATION
8JA C 218 1
Manufacturer Day of 1 - For Day Shift
Axle Code Identity Year Built 2 - For Night Shift
MANUFACTURER IDENTITY
O - Oldsmobile
G - Chevrolet Gear & Axle
C - Chevrolet Buffalo
K - GM of Canada, St. Catharines (McKinnon)