A6 Compressor EARLY serial numberItem Information Includes Superheat Switch Can use Reman Compressor 500 001 Can use Heavy Duty Delco Replacement 500 075 Additional Information Serial Number 646946 and Below, With Sound Guard 2 Cab Specifications HEAD TYPE Superheat OIL TYPE R134 Pag Oil CLUTCH DIAMETER 5. 58" GROOVES 1 BELT WIDTH 1 2" COIL POSITION 10 o'clock MOUNTING HOLES Metric Thread OIL QUANTITY 10 12 oz. VOLTAGE 12 COMPRESSOR TYPE A 6 Compatible With John Deere Tractors2650,