Automotive V-Belt, Heavy Duty, Outside Length 127 In., Top Width 1.09 In., Industry Number K081264HD Designed for the toughest applications, this heavy-duty automotive V-belt can help provide superior flexibility, stability, load capacity, and unsurpassed belt life. It features an advanced blend of EPDM rubber technology to withstand the modern threats of deterioration from increased exposure to ozone and water-based coolants.