Jenson USANew · Checked Sep 20, 2026, 3:23 AM
$100.00In stockVisit store
Brakes
Shimano Shimano Grx Br-Rx820 Flat Mount Brake Front
Front Caliper
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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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 1, 2026
- Compatibility review
- Reviewed Sep 1, 2026
Approved technical sources
- Shimano North America official dealer package referenceManufacturerSource checked Sep 1, 2026Evidence reviewed Sep 1, 2026
- Shimano brake specification handbookManufacturerSource checked Sep 1, 2026Evidence reviewed Sep 1, 2026
- jenson-usa exact Shimano packageRetailerSource checked Sep 1, 2026Evidence reviewed Sep 1, 2026
Technical data
Specifications
- Supported brake control interfaces
- Hydraulic Mineral Oil
- Supported positions
- Front
- Brake mount
- Flat Mount