Sold as a set of four straight arm slack adjusters for foundation brake systems on Mack trucks. Each unit mounts on the brake camshaft and translates air chamber pushrod force into camshaft rotation, allowing adjustment to offset lining wear. This is a PAI-made replacement supplied as a matched 4-pack.
This unit is sold in packs of 4.
Features
Straight arm slack adjuster design
Sold as a pack of 4 units
PAI part number EM49290
Cross-references to Mack 745-278304
Falls under PAI's Brake (Foundation) product group
Tech Specs
- Style: Straight Arm
- Pack quantity: 4
- Cross-reference: Mack 745-278304
