131-6679 Air Compressor for Caterpillar 657B 657E 657G 824C C-10 C-12 C-15 C-16 CA1316679 69737679OEM Part Number 1316679, 131 6679, CA1316679 Fit For the Following Models For Caterpillar and CAT heavy equipment (industrial engines, motor graders, truck engines, and wheel dozers) For Caterpillar and CAT Models 621G, 623G, 627F, 627G, 631D, 631E, 631G, 633E II, 637D, 637E, 637G, 657B, 657E, 657G, 824C For Models 140H, 143H, 14H, 160H, 163H, 16H, 3176C, 3196, 3406E For Caterpillar C 10, C 12, C 15, C 16, C 18 Engines Package Included 1x Air