Sanden 4479 Caterpillar For Heavy Duty Equipment AC Compressor Caterpillar New AC Compressor Sanden Style 4479 4468 4479 4604 4640 4656 4658 4877 7984 7988 8066 8064 8107 8109, 3E-1906, 3E-1907, 106-5122; 3E-1909 U4640