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Shimano RT-CL900 Centerlock Rotor

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Shop the Shimano RT-CL900 Disc Brake Rotor at Free shipping on all Shimano RT-CL900 disc brake rotors. The RT-CL900 disc brake rotor offers better braking performance than previous generation rotors.

In stock and ready to ship, the RT-CL900 Rotor will be the replacement for the SM-RT900 and RT-MT900 Rotor and will be standard for all 12-speed group sets. It is also compatible with the 11-speed Shimano groupsets and offers improved braking power, less weight and optimal efficiency. Shop the Shimano RT-CL900 disc brake rotors at, North America's premium Shimano dealer.

Quieter control for any terrain

With a focus on decreasing disc brake rotor heat deformation, the result of the new disc brake rotor is quieter than ever brake performance without sacrificing weight or heat dissipation.


  • Quieter than ever, but with superb, consistent braking performance on any long, steep descents thanks to excellent heat dissipation
  • The new arm shape is more robust, leading to quieter operation
  • Heat dissipation paint boosts performance
  • Disc brake rotor size: 140 mm, 160 mm
Return Policy

Please email for returns, defects or order issues. Do not contact our chat support.

Final Sale

Items marked Final Sale are not returnable for any reason.  If there is a problem with your order please send an email to

Our Policy

To provide our customers with the flexibility and confidence to shop online, our return policy is 30 days. If opened, items must be defective or unused, and returned with original undamaged packaging to be eligible for a refund. All returns must be pre-approved via our return centre before being shipped back to our warehouse or returned in person to our 2205 West 1st location in Vancouver. Refunds can take up to 7 days to process and are reflected on your method of payment. Refunds will only be issued once the product is received, inspected, and approved by our receiving team. The amount will be refunded to the original form of payment and, in some circumstances, we may charge a restocking fee or refund to store credit. The date on which you placed your order is used to determine the return time frame.

Returns, not exchanges.

We do not offer exchanges. If you are looking for another size or colour, place a new order through our website, and then visit our return centre.

Shipping and Fulfilment

Order Fulfilment, Delivery, and Local Pick-up:

In-stock orders will be ready for pickup within 24-48hrs. Please wait for confirmation email prior to pickup.

In-stock orders will be shipped within 24-48 hours of placement.

For local pick-up, we will contact you when your item is ready. Please bring a copy of your order confirmation and identification when you pick up your order.

Shimano RT-CL900 Centerlock Rotor - Shimano