Maxpower 332515B replacement idler pulley for John Deere, Sabre, Scotts tractors. Replaces John Deere OEM numbers GY20067 and GY22172. Measures 11/16-in ID (Bore), 3-5/8-in OD and 1-3/16-in H. All Maxpower products are made to meet or exceed OEM specifications. To ensure a proper fit, please check your owner's manual to verify the proper replacement filter number and be sure that it matches one of the OEM numbers listed in this description.