This ring set fits around the pistons inside the air compressor's cylinder bore, sealing combustion pressure and managing oil control for efficient charging of the truck's air brake system. It is made by PAI for use in Mack air compressor rebuild work and is sold as a single each unit.
Features
Air Compressor Ring Set
PAI part number DRS-4311-020
Cross-references to Mack OEM number 286185 (745-286185)
Sold as 1 EACH
Categorized under PAI Air Brake Parts
Tech Specs
- Sell Pack: 1 EACH
- Cross-Reference: Mack 745-286185
