Shimano Center Lock SM-RT30 Brake Rotor with Magnet

The Shimano SM-RT30 brake disc is a 160 mm Center Lock rotor with a magnetic ring, designed for e-bikes with a Shimano EP motor. It mounts only on the rear wheel and measures speed with the sensor.

• Magnetic ring for the EW-SS302 speed sensor, for Shimano e-bikes
• Compatible with DU-EP800, DU-EP801 and DU-EP600 motors
• Center Lock mounting, for 10 mm quick release and 12 mm thru-axles
• Stainless steel rotor, 2-piece construction. Use organic pads only
• Fits the rear wheel only. Available size: 160 mm

Technical specifications

• Diameter: 160 mm
• Mounting: Center Lock, for 10 mm quick release and 12 mm thru-axles
• Material: Stainless steel rotor; stainless steel spider (painted); steel lockring (lacquered)
• Construction: 2-piece
• Magnetic ring: For EW-SS302 speed sensor
• Compatible motors: DU-EP800/DU-EP800-CRG, DU-EP801/DU-EP801-CRG, DU-EP600/DU-EP600-CRG
• Intended use: Rear wheel only
• Brake pads: Organic only
• Manufacturer code: E-SMRT30SJ

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.