The Simplicity 1655867ASM Lawn Mower Pulley Assembly helps transfer engine power through the mower’s belt-driven system for smooth operation. This replacement pulley assembly works with a compatible drive belt to transmit rotational motion between connected components, supporting the function of the mower deck or drive mechanism. Its design helps guide the belt and maintain proper eng... https://www.wholetoolbox.com/simplicity-1655867asm-lawn-mower-pulley-assembly/1655867ASM.html