Product Details
Shimano RT-CL800 Centrelock Disc Brake Rotor – 203mm Internal Serration
Confidence on every descent starts with control you can count on.
Built for road, gravel and even MTB applications, the Shimano RT-CL800 rotor delivers consistent braking performance with a lightweight, low-noise design. It’s a top-tier choice for cyclists chasing reliability on fast descents, technical trails, or long-distance endurance rides.
With Shimano’s Ice Technologies FREEZA design and a multi-layer construction that disperses heat efficiently, this rotor stays cooler under pressure—ideal for challenging Australian terrain and conditions. It’s compatible with a wide range of Shimano calipers and brake pads, offering versatile performance across disciplines.
Crafted with Shimano’s hallmark quality and backed by advanced heat management technology.
Key Features:
Ice Technologies FREEZA cooling fins for superior heat dissipation
Lightweight sandwich construction: stainless steel outer layers and aluminium core
Reduced rotor noise and minimal weight for a smoother, quieter ride
Optimised for both road cycling and gravel adventures
Compatible with a wide range of Shimano hydraulic calipers and brake pad types
Internal serration lockring for quick-release and 12 mm thru-axle systems
Technical Specifications
Mount: Centre Lock
Diameter: 203 mm
Rotor Construction: 2-piece
Rotor Material: Stainless steel outer layers, aluminium core
Spider Material: Aluminium (painted finish)
Weight: 169 g (160 mm)
Lockring: Anodised aluminium, internal toothing
Pad Compatibility: Organic and sintered (organic only for BR-S700 and BR-S7000)
Axle Compatibility:
9/10 mm QR and 12 mm thru-axle (included lockring)
For 15 mm/20 mm thru-axles, use SM-HB20 lockring (sold separately)
Brake Caliper Compatibility: Wide compatibility including Ultegra, GRX, and MTB series (see full list in product details)
Brake Caliper Compatibility: BR-M9100, BR-M9120, BR-M9110-R, BR-M9000, BR-M9020, BR-M8100, BR-M8120, BR-M8110-R, BR-M8000, BR-M8020, BR-M7100, BR-M7120, BR-M7110-R, BR-M7000, BR-M6100, BR-M6120, BR-M6000, BR-MT520, BR-MT420, BR-M820, BR-M640, BR-U8000, BR-U8020, BR-S7000, BR-S700, BR-R9270, BR-R9170, BR-R8170, BR-R8070, BR-R7170, BR-R7070, BR-4770, BR-RS805, BR-R785, BR-RS785, BR-RS505, BR-RS405, BR-RX820, BR-RX820-LE, BR-RX810, BR-RX400
Brake Pad Compatibility: sintered*, organic * with BR-S700 and BR-S7000 only organic
What Sets Alchemy Apart
The best pre-owned bikes
When you buy a pre-owned bike from Alchemy Cycle Trader, you’re getting more than just a great deal. Every bike is roadworthy certified, comes with a 3-month warranty, and includes your first service free - so you can ride away with complete confidence.
Buy with confidence
In-house Active Thermography Carbon Fibre Testing for extra peace of mind on pre-owned bikes.
Learn more about our carbon testing.
Expert Servicing & Ongoing Support
Our professional workshop team is here to keep your bike running at its best long after you’ve taken it home. From routine servicing to performance tuning, our qualified mechanics ensure your ride stays smooth, safe, and ready for every adventure. Whether it’s your first free service or future maintenance, you can count on Alchemy Cycle Trader for trusted support and expert care. Learn more about our workshop services.
