A-B11737457YP-AI SPACER, PULLEY model-5901220 IS3100ZB3061 Fits Caterpillar Track Fellers /

Fits Caterpillar Track Fellers / Log Skidders: 518C

Length: 59"

6640 W/SERIAL# 605501 AND UP

31400-65D01

Replace(s): M1212EL

A-B11737457YP-AI SPACER, PULLEY model-5901220 IS3100ZB3061 Fits Caterpillar Track Fellers /One New Aftermarket Replacement Spacer, Pulley Fits Briggs and Stratton (Fits Briggs & Fits Stratton) Outdoor Power Equipment This aftermarket replacement pulley spacer is a precision component used in the belt drive system of Fits Briggs and Stratton (Fits Briggs & Fits Stratton) powered outdoor power equipment. The spacer maintains correct pulley alignment and proper belt tension, helping prevent belt slippage and premature wear on drive components.