【Application】The 177968 flat idler pulley is used in conjunction with the belt to transfer power from the engine to the tractor. Perfectly compatible with HU Sears Poulan Lawn Tractors with 42" 46" 48" Deck. 【Compatible Models】The idler pulley is compatible with ①Craftsman YS4500, 917203780, 917250220, 917272233, etc. ②HU YTH1542, YTH1848, YTH2148, GTH2248, ③Poulan Pro PB195H42LT, PB20H42YT, ④WE W14538, WELRVBA30, etc. lawn tractors. 【Replaces OEM Part Numbers】For 177968, 193197, 532177968, 532193197, For Ariens 21546308, For Murray 708000, 705061. Please check the original part number and make sure this part fit your model before ordering. 【Easy Installation】Disconnect the spark plug wire before installing the pulley, and use a wrench and socket for easier installation. 【Package Includes & Size】177968, 193197 flat idler pulley x 1. With height 1-1/2", OD: 3-7/8", ID: 3/8".

Fits for AYP, Husq Craftsman 42“ 46” 48“ deck

Replaces # 177968, 193197, 532177968, 532193197,21546308

Package Includes: 1 pulley as pictured;

This idler flat idler pulley is an exact replacement for the worn-out OEM idler pulley on Craftsman Husq riding lawn mower. It's high quality and very smooth bearings, help the belt ride correctly and runs great. The new pulleys reduce vibration and help give the grass a smoother cut.