GUFERO® variable speed vee-belts are wide vee-belts which fulfil the most demanding requirements with regards to dynamic stress and lateral rigidity. They excel due to their high quality and long service life. Variable speed vee-belts are usually used in drives with stepless speed variation, in drives with variable speed vee-belt pulleys and with Variomatic transmission gears and automatic transmission gears. The advantages of variable speed vee-belts are their long service life, smooth and silent running and their transmission of high power. Variable speed vee-belts are resistant to oils and other chemical substances. The temperature resistance of variable speed vee-belts is from -30 °C to +80 °C.