Motorbike 4T Synth 5W-40 Race is a fully-synthetic high-performance engine oil tailored for use in air-cooled and water-cooled four-stroke motorbike engines. It has been specially developed for all-year use in normal to heavy-duty street, dirt and racing bikes, including quad bikes, scooters and snowmobiles. Fully-synthetic basic oils and state-of-the-art additive technology ensure optimal lubrication, excellent engine cleanliness, impressive friction coefficients and minimal wear in all operating conditions. Motorbike 4T Synth 5W-40 Race is thus ideally suited for use with and without a wet clutch.