Motul Fork Oil Fork Oil Expert Light 5W Motul Fork Oil Expert Light 5W is a semi-synthetic fork oil based on Motul techno synthesis developed specifically for USD forks. Advantages: - Improve Motul Fork Oil significantly damping properties - Prevent wear and protect against corrosion and foaming - The behavior is neutral towards seals - For standard forks: it is possible to make products (light, medium, medium / heavy and heavy) mix to obtain the perfect cushioning - Use quantity recommended by the manufacturer Viscosity: 5W