Thumper Transmission Oil - 80W-85Caracteristicas: Developed for the unique demands of 4 stroke racing motorcycles equipped with separate engines and transmissions Formulated to protect gears and bearings subject to high torque loads of today's powerful 4 stroke Thumper engines Multi viscosity formula flows freely for better clutch cooling and positive clutch engagement for better starts Protects highly loaded gears from wear to ensure smooth shifts for more positive action Peso: 2.