Shimano GF8 Shoes - Black/Amber - Size 45

Shimano GF8 (GF800) Shoes deliver secure fit, tough grip, and downhill-ready control for flat-peda...

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Tweeks CyclesShimano GF8 (GF800) Shoes - 45
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Product Information

Full details

The Shimano GF8 Shoes are designed for gravity and downhill mountain bikers seeking a secure, comfortable, and high-performance flat-pedal shoe. They offer exceptional grip and impact protection, though the aggressive tread might feel less ideal for extensive hiking. Key features include the BOA Fit System for precise adjustment, ULTREAD GF rubber for superior traction, and advanced cushioning for demanding descents, balancing support and flexibility for confidence on technical terrain.

All features

Model Part NumberBGF800A45
BrandSHIMANO

Extended Product Information

FAQs

Are the Shimano GF8 shoes suitable for clipless pedals?

No, the Shimano GF8 shoes are specifically designed for flat pedals. They feature a gravity-specific tread for optimal grip on flat pedal systems.

How do I clean the ULTREAD GF rubber sole?

You can clean the sole using a soft brush and water. For stubborn dirt, a damp cloth or mild soap can be used, followed by rinsing and air drying.

What is the main benefit of the TORBAL 2.0 midsole?

The TORBAL 2.0 midsole allows for controlled torsional (lateral) flex, which helps to facilitate natural foot movement during cornering and improves overall bike handling precision and stability on technical terrain.

Can the BOA Fit System be replaced if damaged?

Yes, BOA Fit Systems are designed to be serviceable. Replacement parts or kits are generally available through BOA or authorized Shimano service centers.

Do these shoes offer good protection for downhill riding?

Yes, they offer advanced impact cushioning from the layered EVA foam midsole and a reinforced toe area for protection against impacts and abrasion common in downhill riding.

How does the neoprene ankle collar function?

The refined neoprene ankle collar forms a snug seal around your ankle, designed to block out dust, grit, and debris from entering the shoe, keeping your feet cleaner and more comfortable.

What is the purpose of the Force Control stiff plate?

The Force Control stiff plate reduces unwanted sole flex, which helps to minimize arch fatigue during long rides and ensures steady power transfer to the pedals.

Troubleshooting

BOA dial is difficult to tighten or loosen

Ensure the dial is fully pulled out before attempting to turn it. Check for any debris lodged in the mechanism and clean carefully. If the cable is frayed, it may need replacement.

Traction feels reduced

Clean the ULTREAD GF rubber sole thoroughly to remove any embedded dirt or mud. Ensure your flat pedals are also clean and free of debris.

Feet feel fatigued after long rides

Verify the BOA system is correctly tensioned – not too tight, not too loose. Ensure you are using the correct shoe size. The Force Control plate aims to reduce flex, but prolonged, intense pedaling can still cause fatigue.

Water or debris entering the shoe

Ensure the BOA dial is fully tightened to create a snug fit around the ankle. The neoprene collar is designed to seal, but significant ingress may indicate a need for better adjustment or that trail conditions are extreme.

Pros and Cons

Pros

  • Exceptional grip on flat pedals thanks to ULTREAD GF rubber.
  • Secure and easily adjustable fit via the BOA Fit System.
  • Excellent impact absorption and stability for downhill riding.
  • Durable construction with reinforced toe area.
  • Ankle collar helps keep out debris for increased comfort.

Cons

  • Aggressive tread may be less comfortable for extended hiking or walking.
  • BOA system, while secure, requires specific replacement parts if damaged.
  • Can be warmer than less robust shoe designs due to protective features.
  • Higher price point reflects advanced technology and materials.
  • Limited color options may not suit all aesthetic preferences.

Setup, Compatibility & Care

Setup: The primary setup involves adjusting the BOA Fit System. Loosen the dial completely by pulling it outwards, insert your foot, then press the dial inwards and turn clockwise to tighten until a secure, comfortable fit is achieved. To release, pull the dial outwards again.

Compatibility: These shoes are designed for flat pedals. Ensure your pedals are compatible with flat-pedal shoe designs. The sizing is standard; refer to Shimano's sizing chart for the best fit.

Care: Clean the shoes after each use, especially after muddy rides. Use a soft brush or damp cloth to remove dirt and mud from the upper and sole. Avoid harsh detergents. The BOA system can be wiped clean. Allow shoes to air dry naturally away from direct heat sources. Periodically check the BOA cable and dial for wear.

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