Shimano SM-RT66
Best reliable upgrade for mountain bikers seeking consistent stopping power.
A reliable, straightforward solution for maintaining consistent stopping power. This rotor is built for versatility, working seamlessly with both resin and metal pads to suit a variety of setups. The included anti-loosen hardware ensures everything stays tight and secure, even through demanding rides.
$33.99
More SLX options
Shimano SLX RT66 Rotor
$32.00
Shimano SLX RT70 Rotor
$62.99
Shimano SLX Disc Brake Rotor
$32.99
Shimano SLX SM-RT70-SS
$58.00
Shimano SM-RT66
$49.00
Shimano SM-RT66SP Disc Rotor
$36.00
Shimano SLX SM-RT70-SI Disc Brake Rotor
$50.00
Shimano SM-RT66
$39.99
Shimano SLX M7100 Cassette
$154.99
Shimano SLX SM-RT66
$60.00
Shimano SLX SM-RT70-ME Disc Brake Rotor
$63.00
Shimano SLX SM-RT70-M
$29.99
Who it's for
- Mountain bikers seeking dependable performance without a high price tag
- Riders who want the flexibility to choose different brake pad compounds
- Home mechanics looking for a simple and universal mounting solution
Who should skip it
- Weight-conscious racers aiming to minimize every gram on their bike
- Aggressive downhill riders tackling steep, sustained alpine trails
- Enthusiasts who prioritize a high-end, polished look for custom builds
Key Specs
Mounting Type
6-Bolt
Pad Compatibility
Resin and Metal
Available Diameters
160mm, 180mm, 203mm, 220mm
Included Hardware
Anti-loosen plates
Still have a question?
Ask Metto anything about the Shimano SM-RT66 before you decide.
