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Shimano · E-bike disc brake rotor
A heat-managing 180 mm e-bike rotor with Shimano CENTER LOCK fitting.
$59.99
PriceIn stock, ready to ship
The Shimano RT-EM600 is a practical replacement rotor for e-bikes using Shimano speed sensor systems. Its 180 mm size, ICE TECHNOLOGIES heat management and straightforward CENTER LOCK fitting make it well suited to powerful, consistent braking on demanding mountain-bike descents.
Sold by Ashburton Cycles
Verified store
Price
$59.99
Rotor diameter
180 mm
Mounting system
CENTER LOCK
Rotor type
Narrow type
The Shimano RT-EM600 is an 180 mm narrow-type disc brake rotor designed for e-bike speed sensor systems. It is a sensible replacement when you need dependable braking performance for trail riding, heavier e-bike loads or steep descents, while retaining Shimano’s integrated speed-sensor setup.
Shimano’s ICE TECHNOLOGIES construction is designed to reduce heat build-up in the braking system. That helps support consistent, powerful braking when the trail points downhill and the brakes are working hard.
Installation is quick and tidy with the CENTER LOCK spline mount and lock ring design, which also provides a secure, rigid rotor interface. Before ordering, check that your hub uses CENTER LOCK and that your e-bike’s speed-sensor arrangement matches this rotor; the 180 mm version is specified for rear use with a magnet bracket. It is compatible with resin and steel pad materials and is recommended for Shimano M6000, MT520 and MT420 brake kits.
A strong choice for an e-bike rider replacing a worn 180 mm rear rotor on a Shimano speed-sensor system, particularly for trail riding and steep descents.
180 mm braking surface
Provides the specified rotor size for compatible e-bike brake systems and delivers strong braking for trail use.
Shimano CENTER LOCK fitting
The spline mount and lock ring design makes rotor installation and removal straightforward while maintaining a secure interface.
Built for speed sensor systems
Designed for e-bike setups that use a compatible Shimano speed-sensor arrangement.
ICE TECHNOLOGIES heat management
The robust rotor construction is designed to reduce heat build-up during demanding braking.
Narrow-type rotor
Uses Shimano’s narrow rotor format for compatible brake and wheel configurations.
Broad pad-material compatibility
Published compatibility includes both resin and steel pad materials.
Specified brake-kit pairing
Recommended for Shimano M6000, MT520 and MT420 brake kits.
Shimano Centerlock Disc Rotor Removal Tools
Free To Cycle
Every detail as listed by the manufacturer.

Shimano is a Japanese component brand founded in 1921 in Sakai, Osaka. The company began with bicycle component manufacturing and has grown into a global business focused on bicycle components, fishing tackle and rowing equipment, while keeping its headquarters in Sakai. In cycling, Shimano is best known for building complete component ecosystems that span road, mountain, gravel, commuting and e-bike use. Its range covers drivetrains, brakes, wheels, pedals, shoes and related parts, and the brand has had a long presence in Australia through a local business established in Sydney in 1992.
Shimano · E-bike disc brake rotor

A heat-managing 180 mm e-bike rotor with Shimano CENTER LOCK fitting.
$59.99
In stockRotor diameter
180 mm
Mounting system
CENTER LOCK
Rotor type
Narrow type
Application
E-bike speed sensor systems
The Shimano RT-EM600 is a practical replacement rotor for e-bikes using Shimano speed sensor systems. Its 180 mm size, ICE TECHNOLOGIES heat management and straightforward CENTER LOCK fitting make it well suited to powerful, consistent braking on demanding mountain-bike descents.
The Shimano RT-EM600 is an 180 mm narrow-type disc brake rotor designed for e-bike speed sensor systems. It is a sensible replacement when you need dependable braking performance for trail riding, heavier e-bike loads or steep descents, while retaining Shimano’s integrated speed-sensor setup.
Shimano’s ICE TECHNOLOGIES construction is designed to reduce heat build-up in the braking system. That helps support consistent, powerful braking when the trail points downhill and the brakes are working hard.
Installation is quick and tidy with the CENTER LOCK spline mount and lock ring design, which also provides a secure, rigid rotor interface. Before ordering, check that your hub uses CENTER LOCK and that your e-bike’s speed-sensor arrangement matches this rotor; the 180 mm version is specified for rear use with a magnet bracket. It is compatible with resin and steel pad materials and is recommended for Shimano M6000, MT520 and MT420 brake kits.
A strong choice for an e-bike rider replacing a worn 180 mm rear rotor on a Shimano speed-sensor system, particularly for trail riding and steep descents.
180 mm braking surface
Provides the specified rotor size for compatible e-bike brake systems and delivers strong braking for trail use.
Shimano CENTER LOCK fitting
The spline mount and lock ring design makes rotor installation and removal straightforward while maintaining a secure interface.
Built for speed sensor systems
Designed for e-bike setups that use a compatible Shimano speed-sensor arrangement.
ICE TECHNOLOGIES heat management
The robust rotor construction is designed to reduce heat build-up during demanding braking.
Narrow-type rotor
Uses Shimano’s narrow rotor format for compatible brake and wheel configurations.
Broad pad-material compatibility
Published compatibility includes both resin and steel pad materials.
Specified brake-kit pairing
Recommended for Shimano M6000, MT520 and MT420 brake kits.
Shimano Centerlock Disc Rotor Removal Tools
Free To Cycle