The Flexy's thick, linear pin tread is built for clean and clay tracks where grip is at a premium, biting hard into compacted surfaces for consistent forward traction and confident cornering. Part of GRP's Italian-made Ai-TECH range.

Compound Guide

Available in ten compounds: five for clay (N) and five for dirt (S). Lower numbers are softer, for cold or low-grip conditions. Higher numbers are harder, for heat and high-grip tracks.

Clay (N)

• N15 Ultra Soft (Clay): Very cold conditions (around 10°C or below) or very low grip
• N25 Super Soft (Clay): Cold conditions or lower-grip clay
• N35 Soft (Clay): Mild conditions, the all-round clay choice
• N45 Medium (Clay): Warm conditions on high-grip oiled clay
• N55 Hard (Clay): Hot conditions (26°C and up) or very high grip

Dirt (S)

• S15 Ultra Soft (Dirt): Very cold conditions (around 10°C or below) or very low grip
• S25 Super Soft (Dirt): Cold or damp outdoor dirt
• S35 Soft (Dirt): Mild conditions, the all-round dirt choice
• S45 Medium (Dirt): Warm conditions on grippy outdoor dirt
• S55 Hard (Dirt): Hot conditions (26°C and up) or abrasive, high-grip tracks

Supplied as a pair, pre-glued on white GRP wheels. No gluing, no waiting for it to set, just fit and go. Not sure which compound to run? Use our Find Your Tyre wizard for a recommendation based on your track and the forecast.