The Murray 7028077YP Lawn Tractor Pulley 4L/5L-4.50 helps maintain smooth and reliable belt-driven operation. Designed to guide and transfer belt movement within the tractor’s drive system, the pulley rotates with the belt to support consistent power transmission and proper alignment. Its 4.50-inch diameter is suited to compatible belt applications, helping the system operate efficien... https://www.wholetoolbox.com/murray-7028077yp-lawn-tractor-pulley-4l-5l-4-50/7028077YP.html