DURA-ACE WH-R9370 Disc - Rear / HG L2
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Power, Meet Surge
The DURA-ACE Rear Disc Wheel minimizes drag in time trials and triathlons, helping maintain speed over long distances. A full disc construction and highly optimized aerodynamic profile work together to maximize efficiency when every watt matters.
Features
- Full Disc Wheel Design: Full disc construction reduces aerodynamic drag and improves efficiency during sustained high-speed efforts
- Aerodynamically Optimized: Refined through extensive aerodynamic development to minimize resistance and support higher average speeds
- Time Trial and Triathlon Specific: Purpose-built for racing disciplines where aerodynamic efficiency has the greatest impact on performance
- Engineered for Long Efforts: Designed to maintain speed and efficiency over extended distances, helping riders execute pacing strategies effectively
- Direct Engagement Freehub: High-stiffness freehub construction delivers efficient power transfer during acceleration and at race pace
- Includes tubeless valves, packaged separately and ready for installation
Erase the Air
The full disc construction is engineered to minimize aerodynamic drag and maximize efficiency at speed. Designed for time trials and triathlons, it helps riders maintain momentum and conserve energy over long race efforts.
Optimized as a System
When paired with the DURA-ACE C99 front wheel, the Rear Disc completes SHIMANO's most aerodynamic wheel system. Together, they deliver the efficiency and speed retention needed for time trials and triathlon racing.
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Free Economy shipping on orders $75+ within the continental US.
Free pick up at Dragonspine Cycling, Chicago.
Standard items
- Economy: $12.99, free on $75+ · 5–8 business days
- Expedited: $15.14, $2.15 on $75+ · 2–5 business days
- UPS 2nd Day Air: $34.99 · up to 3 lb
- FedEx Standard Overnight: $64 · up to 3 lb
Oversized items
Wheels and wheelsets, forks, frames and framesets, racks, repair stands, trainers, trailers and bike travel cases.
- Economy: $35, free on $750+ · 5–8 business days
- Expedited: $45, $10 on $750+ · 2–5 business days
By quote
Standard items over 3 lb by 2nd Day or overnight, oversized items by 2nd Day or overnight, and international shipping. Contact us or call +1 (872) 946-7006.
When orders ship
Items in stock at our Chicago location ordered by 3 PM CT on a business day ship the same day. Items from our warehouse ship within 4–5 business days. Warehouse items are ready for pickup in 4–5 business days.
Free-shipping thresholds are based on the order total after discounts. Full details in our Shipping policy.
Have a question? Contact us now.