This QR-1 quick release valve fits Mack air brake systems and mounts near the brake chambers to open a short exhaust path when the brakes release. By dumping chamber air locally instead of routing it back through the treadle valve, it cuts brake lag time. It is sold as a single unit.
Interchanges:
- Mack 745-229860
- LQV-3658
Features
QR-1 quick release valve design
Sold individually, 1 EACH
Part of the Air Brake Parts group
