SHIMANO RC5 Cycling Shoes - Black - 6.5

The Shimano RC5 (RC503) cycling shoes are engineered for riders who demand speed and performance. ...

Best current price£120.00from Tweeks Cycles

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Tweeks CyclesShimano RC5 (RC503) Shoes - Black, 40
Free delivery in 1–3 days
£120.00
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Lepape EMEAShimano Men's Black Shimanorc503
Free delivery in 1–3 days
£129.00
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Product Information

Full details

The Shimano RC5 (RC503) cycling shoes are designed for road cyclists who prioritize a blend of racing-grade power transfer and long-distance comfort. Featuring a carbon-reinforced midsole and the BOA L6C dial system, these shoes provide a secure, efficient, and glove-like fit. While they offer excellent performance, potential buyers should note that the stiff sole design is optimized specifically for road cycling cleats and may not be suitable for walking long distances.

All features

Age Groupadult
ColourBlack
MaterialLeather
Shoe Size UK6.5
Shoe TypeCycling Shoes
SeriesRC5
Model Part NumberBRC503L40
BrandSHIMANO

Extended Product Information

FAQs

Are these shoes compatible with SPD mountain bike cleats?

No, the Shimano RC5 is designed specifically for three-bolt road cleats, not the two-bolt SPD mountain bike system.

How do I tighten the shoe?

Turn the BOA L6C dial clockwise to tighten and pull the dial out to release the tension for easy removal.

What is the stiffness rating?

These shoes have a stiffness rating of 8, which is ideal for a balance between racing performance and daily riding comfort.

Can I replace the BOA dial if it breaks?

Yes, the BOA Fit System parts are modular and can be replaced if damaged.

Do I need to size up from my standard street shoe size?

Shimano shoes generally follow a performance fit. If you prefer a bit of room or have wider feet, you may consider checking the manufacturer's size chart to compare CM measurements.

Troubleshooting

BOA dial feels gritty or sticks

Clear any dirt or debris from around the dial mechanism using a soft brush or compressed air.

Cleat bolts coming loose

Ensure bolts are tightened to the recommended torque specification and consider using a drop of threadlocker.

Hot spots on the sole of the foot

Adjust the tension of the BOA dial or check if the cleat position needs to be shifted forward or backward to better support your arch.

Pros and Cons

Pros

  • Efficient power transfer thanks to a stiffness rating of 8
  • Easy-to-use BOA L6C dial for on-the-fly fit adjustments
  • Lightweight construction with a low stack height for better control
  • Breathable design prevents overheating during long rides

Cons

  • Stiff sole is not designed for walking
  • Synthetic leather may require a break-in period for some users
  • Limited to road cycling cleat compatibility

Setup, Compatibility & Care

Setup:

These shoes use a standard three-bolt cleat pattern. Align your cleats according to your preferred biomechanical fit and torque the mounting bolts to the manufacturer's specification, typically using a light coating of grease on the threads to prevent seizing.

Compatibility:

Compatible with standard road cycling pedals such as Shimano SPD-SL, Look Keo, and similar three-hole systems.

Care:

  • Cleaning: Wipe down the synthetic leather upper with a damp cloth after rides to remove road grime.
  • Drying: Air dry at room temperature away from direct heat sources like radiators, which can warp the carbon-reinforced midsole.
  • Maintenance: Regularly check the BOA dial for debris and ensure the laces move freely. Replace cleats when the wear indicators suggest significant degradation.

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