



1203991239
Shimano Ultegra RT-CL800 Rotor 140mm Internal Lock IRTCL800SSI
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- SKU: 1203991239 - Ean: 4550170232733

Shimano Ultegra RT-CL800 Rotor 140mm Internal Lock IRTCL800SSI
Product Features
Shimano Ultegra RT-CL800 Center Lock Rotor 140mm (Internal Lock) – IRTCL800SSI
Cool Power – Shimano's Most Advanced Rotor Technology
The new generation Shimano Ultegra RT-CL800 rotor, thanks to the ICE TECHNOLOGIES FREEZA heat management system, ensures rapid heat dissipation during high-performance braking.
It provides consistent braking power even under high temperatures and extends brake pad life.
Thanks to its mounting structure , Center Lock is extremely easy to install and remove.
🚴♂️ Key Features
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ICE TECHNOLOGIES FREEZA: Thanks to aluminum cooling fins, the rotor temperature is reduced to 50°C , ensuring consistent braking performance even during long rides.
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Extended brake pad life: Up to 20% longer service life for brake pads thanks to lower operating temperatures.
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Excellent heat dissipation: The stainless steel-aluminum composite structure increases durability while reducing weight.
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Quiet and smooth braking: The rotor design reduces vibration, ensuring quiet operation, especially on long descents.
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Easy installation: Quick and secure installation with the Center Lock (Internal Serration) locking system.
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Road, Gravel and MTB compatible: The 140mm rotor is specifically optimized for road bikes.
⚙️ Technical Specifications
| Feature | Value |
|---|---|
| Area of Use | Road, Gravel, MTB |
| Group | Ultegra / GRX / XT |
| Model | RT-CL800 |
| Diameter | 140 mm |
| Mounting Type | Center Lock (Internal Lock / Internal Gear) |
| Brake Pad Compatibility | Metal and Resin |
| Material | Stainless Steel + Aluminum |
| Approximate Weight | 97 g (excluding lockring) |
| Lockring Weight | 8 g (Internal tip) |
📦 Box Contents
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1 x Shimano RT-CL800 140mm Rotor
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1 x Aluminum Lockring (Internal Serration)
🔧 Technologies
🔥 ICE TECHNOLOGIES FREEZA
Shimano's unique three-layer rotor structure (steel – aluminum – steel) dissipates heat quickly, enhancing performance.
Result: Less heat, longer brake pad life, more stable braking.
🔩 CENTER LOCK Mounting System
Shimano's patented Center Lock system ensures the rotor sits securely on the hub in a spline (toothed) fashion.
It shortens assembly time, increases rigidity, and improves braking efficiency.
💡 Who is it suitable for?
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For those who want maximum heat control and quiet operation for road bikes .
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For gravel riders seeking safe braking on long descents,
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For MTB users , it's ideal for those who want a lightweight yet high-strength rotor.
GTIN: 4550170309572
MPN: IRTCL800SSI
Origin: Japan
Manufacturer: Shimano Inc., Osaka, Japan
You can contact us for any questions you may have. We will get back to you as soon as possible, within 24 hours on weekdays . We are happy to help! 🚀
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When will my order be shipped?
Your orders are usually delivered to cargo on the same day . This period may vary depending on the density during campaign periods.
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Customer service
You can reach us 24/7 by e-mail at info@ugurbisiklet.com.
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FAQ
You can find the Frequently Asked Questions at the bottom of the product page.
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Contact Us
You can call us at +90 850 307 1550 whenever you want.
International Shipping
Continuous Discount

100% Originality Guarantee
All our products are 100% original and are offered with quality and assurance. As Uğur Bicycle, we only deliver products that we procure from reliable and authorized suppliers and that we distribute ourselves. Shop with peace of mind, pedal to quality!
Free Shipping and Free Returns
Frequently Asked Questions
📌 When will my order be shipped?
Your orders will be delivered to cargo within 1-2 business days . This period may vary depending on the density during campaign periods.
📌 Which Cargo Company Do You Work With?
Shipments are made within Türkiye with Domestic Cargo. International shipments are sent with any of the companies DHL - FEDEX - TNT.
📌 How can I track my order?
When your order is shipped, the tracking number is shared via e-mail and SMS. You can track your order on the cargo company's website with this number.
📌 How can I return and exchange a product?
You can return the products within 14 days , unused and in their original packaging. You can review our return policy for detailed return procedures.
📌 When will I be refunded for the product I returned?
Once your return is approved, your payment will be refunded within 3-7 business days , depending on the payment method you used.
📌 Do your products have a warranty?
Yes! All products on sale are under manufacturer or distributor warranty . You can check the product descriptions for warranty period and conditions.

