Caterpillar Air Conditioner Lines Tube Assembly 284-4177 is a a/c evaporator product that absorbs cab heat as refrigerant evaporates through the HVAC core. It is listed for Caterpillar heavy-equipment applications; use part number 284-4177 as the primary identification reference.
- Part Number: 284-4177
- Brand: Caterpillar
- Product Category: A/C Evaporator
- Equipment Type: Track Feller Buncher, Log Loadr Forst Mach, Logger, Excavator
- Compatible Models: TK752, TK751, 1090, 1390, 1190, 551, 521B, 552, 511, 532, TK711, TK732, 1190T, 541 2, TK741, 2491, 2590, 2390, 2391, 2290, 522B, 541, 522, 521, TK722, 552 2, TK721, 1290T, 558, 322C
- Engine Models: Confirm by equipment serial number
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





