4L section belts are they are transmission belts with a cross-section of 1/2" and a depth of 5/16". They are standard V belts used in V pulleys
, and V belt drives to transmit power from a drive to a drive shaft, and their drive systems are also known as friction drives. They are applied in different fields, including automotive, industrial, agricultural, and commercial, and home appliances. 4L section V belts are easy to install and can generate higher torque than flatbed belts. 4L section belts reduce the shock load and require minimum maintenance and no lubrication. The V shape allows the belts to fit into the V pulley securely to prevent the belt from side slipping or turning over, and their tapered sides fit into V pulleys with side guides. 4L V belts are a type of standard V single belts that are mounted into single grooved pulleys. They can be used alone or side by side in pulleys that can fit multiple belts. Get the best selection of 4L section v belts from MRO Supply. We stock a wide variety of V belts and other types of belts for various applications.