Shimano GRX RT-CL800 Disc Brake Rotor
Best reliable braking for demanding gravel and road cyclists.
These rotors are built for riders who prioritize silence and consistency on long, technical descents. While they lack the flashy, lightweight cutouts of race-specific gear, the trade-off is a robust, heat-dissipating design that stays quiet and reliable when you need to scrub speed in a hurry.
$80.00
at
Cripple Creek Backcountry
More GRX options
Who it's for
- Riders tackling long descents or demanding gravel terrain
- Cyclists prioritizing safety and control on diverse routes
- Dedicated riders seeking long-lasting, low-maintenance components
Who should skip it
- Budget-conscious cyclists or those with less demanding riding needs
- Weight-obsessed racers prioritizing every gram over heat management
- Riders with 6-bolt hubs or those seeking universal compatibility
Performance breakdown
Heat Dissipation
Advanced cooling design keeps braking consistent during long, technical descents.
Noise Reduction
Robust arm geometry effectively minimizes vibration and unwanted brake squeal.
Installation Ease
Center-Lock system makes mounting and removal quick, clean, and intuitive.
Pad Compatibility
Versatile design works seamlessly with all standard brake pad compounds.
Weight Efficiency
Lightweight two-piece construction balances durability without adding unnecessary rotational mass.
Stopping Power
Provides reliable, predictable bite that inspires confidence on loose gravel surfaces.
Key Specs
Hub/Disc Compatibility
Center-Lock
Pad Compatibility
All Pad Compounds
Rotor Size
140 mm
Rotor Type
Two Piece Floating
Weight
96 g
Thickness
1.5 mm
Lockring Included
Yes
Intended Use
Gravel
Mounting Type
Centerlock
Compatible Brake System
Shimano
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