Brakes
Hope Hope RX4 SL Flat Mount Caliper
Silver / FLAT_MOUNT_DIRECT_REAR_20 · Silver
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Sep 14, 2026
- Compatibility review
- Reviewed Sep 14, 2026
Approved technical sources
- Hope RX4 SL Flat Mount Caliper exact reviewed optionRetailerSource checked Sep 14, 2026Evidence reviewed Sep 14, 2026
Technical data
Specifications
- Supported brake control interfaces
- Hydraulic Dot
- Brake pistons
- 4
- Supported positions
- Rear
- Brake mount
- Flat Mount
- Supported rotor thicknesses
- 1.8 mm