... .1 year / 1000h warranty period Specifications: Shantui SD22 bulldozer track shoe bolt and nut part number:154-32-11230 SHANTUI bulldozer ... D60,D65,D85,D155,D275SHANTUI,Komatsu excavator, bulldozer, loader, road roller, motor grader spare parts, hydraulic spare parts, undercarriage spare parts ... parts, final drive spare parts, etc. Welcome to nante! Track shoe's standard bolt and nut