The Optibelt 3HB1575 V-belt (part number 673625OPT) is a high-quality power transmission belt designed for demanding agricultural and industrial applications. Featuring a 3HB profile, this V-belt has an outer length (La) of 1575 mm, a primitive length (Lp) of 1545 mm, and an inner length (Li) of 1500 mm. It serves as a direct replacement for numerous OEM part numbers from brands like CLAAS, John Deere, Massey Ferguson, New Holland, Case IH, and more, ensuring reliable performance and durability.