The Optibelt VB131956 is a high-quality A77 profile V-belt, engineered for reliable power transmission in various agricultural and industrial machinery applications. This genuine Optibelt component features an internal length (Li) of 1956 mm (equivalent to 77 inches), an outside length (La) of 1996 mm, and a pitch length (Lp) of 1976 mm. It has a top width of 13 mm and a height of 8 mm, ensuring optimal performance and durability for demanding operational environments.