Shimano Ultegra R8170 C50 TL Disc Road Wheel - Rear - WHR8170C50TLR

The Shimano Ultegra R8170 C50 TL Rear Road Wheel is engineered to meet pro road racing standards, ...

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Leisure Lakes BikesShimano Ultegra R8170 C50 TL Disc Carbon Clincher 50mm 700c Rear Road Wheel 12x142 E-Thru Black
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Product Information

Full details

The Shimano Ultegra R8170 C50 TL Rear Road Wheel is a high-performance carbon wheelset engineered for road racers, sprinters, and time trial specialists who demand a perfect balance of aerodynamics and rigidity. Featuring a 50mm deep-section rim and advanced bearing technology, this wheel excels in flat-to-rolling terrain; however, it is specifically designed for disc brake systems and is not compatible with rim brake setups.

All features

Model Part NumberWHR8170C50TLR
BrandShimano

Extended Product Information

FAQs

Can I use this wheel with rim brakes?

No, the R8170 C50 is designed exclusively for Center Lock disc brake systems.

Does this wheel come with a thru-axle included?

No, the thru-axle is typically provided by your bicycle frame manufacturer.

Is this wheel compatible with 11-speed cassettes?

Yes, it is fully compatible with both 11-speed and 12-speed Shimano road cassettes.

What is the recommended tire width for this rim?

While it varies by rider preference, 25mm to 32mm tires are typically recommended for this rim width.

How often should I service the bearings?

The hub features high-quality seals; however, it is recommended to have them inspected annually or if you notice any rough rotation.

Is this wheel tubeless ready?

Yes, the 'TL' designation indicates the wheel is Tubeless Ready.

Troubleshooting

Occasional clicking sound from the rear hub

Check that the thru-axle is tightened to the frame manufacturer's specified torque, as loose axles can mimic hub noises.

Brake rotor rubbing

Loosen the brake caliper bolts, squeeze the brake lever, and re-tighten the bolts to center the caliper over the disc.

Tubeless tire losing pressure

Inspect the tubeless rim tape for tears and ensure sufficient sealant is present inside the tire.

Pros and Cons

Pros

  • Excellent aerodynamic profile for sustained high speeds
  • High-stiffness rim design improves power transfer
  • Durable, friction-reducing bearing treatment
  • Weather-resistant hub sealing for reduced maintenance
  • Broad compatibility with 11 and 12-speed Shimano drivetrains

Cons

  • Not compatible with traditional rim brake systems
  • 50mm rim depth can be affected by strong crosswinds
  • Requires thru-axle specific frame spacing (142x12mm)

Setup, Compatibility & Care

This wheel is designed for a 142 x 12mm thru-axle setup, which is the current standard for modern road disc frames. It supports both 11 and 12-speed cassette systems, making it a versatile upgrade for most modern Shimano-equipped bicycles. To maintain performance, clean the wheelset with mild soap and water, ensuring the hub area remains free of road grime. Avoid using high-pressure sprayers directly on the bearing seals to prevent water intrusion. Inspect the spoke tension periodically, especially after the initial break-in period of 100 miles. For tire setup, this rim is Tubeless Ready (TLR), allowing for lower tire pressures and improved puncture resistance when paired with compatible sealant.

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