Shimano STEPS Disc Brake Rotor
Best rear rotor for e-mountain bikers needing integrated speed sensing.
Engineered for electric mountain bikes, this rotor integrates a speed sensor magnet to streamline your setup. It leverages advanced heat-dissipation technology to ensure reliable, consistent stopping power on demanding descents.
$59.99
at
Sports Garage
More RT-EM options
Who it's for
- Minimalists seeking a clean, clutter-free bike aesthetic
- Commuters wanting a durable, maintenance-free speed sensor setup
- Home mechanics looking for a quick, foolproof installation process
Who should skip it
- Budget-conscious riders avoiding premium replacement part costs
- Cyclists who prefer using standard, interchangeable aftermarket components
- Riders needing immediate parts availability from local bike shops
Performance breakdown
Heat Dissipation
Ice Technology effectively manages thermal buildup during aggressive, sustained downhill braking.
Installation Speed
Center Lock design makes rotor swaps quick, clean, and incredibly straightforward.
System Integration
Integrated magnet ensures seamless compatibility with Shimano STEPS eBike speed sensors.
Braking Consistency
Delivers reliable, predictable stopping power across varied trail conditions and speeds.
Compatibility Range
Strictly limited to narrow brake pads and specific Shimano caliper models.
Build Durability
Robust construction handles the extra torque and weight of modern eBikes.
Key Specs
Diameter
180 mm
Material
Stainless Steel
Mounting Type
Centerlock
Rotor Design
One-Piece
Rotor Shape
Round
Rotor Surface Type
Drilled
Cooling Technology
Ice-Tech
Pad Compatibility
Resin Pads Only
Compatible Brake System
Shimano
Intended Use
E-Bike
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