Shimano GRX RX812 Rear Derailleur
Best gravel derailleur for riders seeking quiet, reliable shifting on rough terrain.
Engineered specifically for gravel and mixed-terrain riding, this component features a built-in clutch mechanism to keep the chain secure and quiet over rough ground. It offers the wide gear range necessary for steep climbs while maintaining precise, reliable shifting performance.
$119.99
at
Absolute Bikes
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Who it's for
- Gravel riders tackling rough, technical terrain
- Cyclists prioritizing consistent, reliable mechanical shifting
- Off-road riders needing protection from trail obstacles
Who should skip it
- Climbers needing lower gearing for steep ascents
- Riders preferring a low-maintenance, set-and-forget drivetrain
- Budget-conscious cyclists seeking entry-level pricing
Performance breakdown
Chain Stability
The integrated clutch mechanism effectively eliminates chain slap on rough gravel.
Shifting Precision
Crisp, consistent indexing keeps gear changes snappy under varied load conditions.
Terrain Versatility
The clutch toggle makes switching between road and trail setups effortless.
Drivetrain Compatibility
Seamlessly integrates with standard road shifters and wide-range mountain cassettes.
Build Durability
Rugged construction withstands the grit and abuse of aggressive gravel riding.
Maintenance Ease
Standard Shimano architecture ensures straightforward adjustments and simple cable servicing.
Key Specs
Color
Black
Speeds
11-speed
Cage Length
Long Cage
High Cog
Max. 11T/Min. 11T
Low Cog
Max. 42T/Min. 40T
Total capacity
31T
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