UNDERCARRIAGE / Track Master Bushing W105-03-07-023 Unit: mm (in) Remedy A B C Replace Master Pin W105-03-07-021 Unit: mm (in) W3-7-8 Standard Allowable Limit 148.3 (5.84) - 45.45 (1.79) [49.4 (1.95)] 66.91 (2.63) [61.1 (2.41)] Standard Allowable Limit Remedy A 237 (9.33) - Replace B 45.0 (1.77) [41.0 (1.61)] NOTE: Values in [ ] are just for reference.