Part identification
Reference numbers
Search with or without hyphens. Match the complete number on the original part.

5 verified product photos · Select a thumbnail to change the main image.
Air Conditioning
24V seven-cylinder refrigerant compressor referenced by 501-1179 for selected track-type tractors, track loaders, pipelayers, graders and wheel loaders. Uses a heavy-duty clutch, PV-8 pulley, R134a refrigerant and two-pin connector. Confirm the complete reference and mounting before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Search with or without hyphens. Match the complete number on the original part.
Product summary
Before ordering
Machine fitment
16 model references
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include D5R XL, D5R LGP, D5R2, D6N, D6K XL, D6K LGP, 953D, 963D and 8 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.
501-1179 is the current searchable reference in this product record. Contact EexcavaStart with the original nameplate if you need an alternate-number check.
Match the complete part number on the original controller label. Compare the front-panel button layout and display position with the product photos. Compare the rear connector count, connector shape and keying before installation. Send clear photos of the original unit and connector layout when requesting a quote.
Continue comparing recovered references from the same system.