Shimano Dura-Ace XTR Saint RT-CL900 Centerlock Freeza Brake Rotor with External Lock Ring

The Shimano Dura-Ace RT-CL900 brake rotor has a Center Lock mount and a three-layer construction. It is designed for riders using Shimano hydraulic disc brakes who want a rotor with an external lockring included.

• Three layers: stainless steel with an aluminium core and Ice Technologies Freeza finish
• Center Lock mount, with external lockring included
• Works with resin and sintered metal brake pads
• Compatible with Dura-Ace R9200, XTR M9100 and GRX groupsets
• Choose a diameter of 140, 160, 180 or 203 mm to suit your bike

Technical specifications

• Model: RT-CL900
• Diameter: 140, 160, 180, 203 mm
• Mount: Center Lock
• Lockring: External
• Rotor: Three layers: stainless steel with an aluminium core
• Finish: Ice Technologies Freeza
• Spider: Painted aluminium
• Compatible brake pads: Resin and sintered metal
• Compatible groupsets: Dura-Ace R9200, XTR M9100, GRX
• Package contents: 1 RT-CL900 Centerlock rotor, 1 lockring

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.