Description
A compromised master cylinder directly impacts brake responsiveness and pedal feel—two non-negotiables for any driver pushing their machine to the limit. The PROX Rebuild Kit restores your front master cylinder to OEM performance specifications without the cost of replacement, using high-quality components engineered to handle repeated heat cycles and pressure demands. Whether you’re maintaining a track car or refreshing a street machine, this kit delivers the hydraulic reliability your braking system demands.
- Complete rebuild kit
- OEM-equivalent quality
- All necessary components included
- Front master cylinder fitment
- MPN: 37.910020
- Designed for precision performance
- Professional-grade materials
- Direct bolt-on application









