4 0 2017 Allison 4000 RDS Transmission Control Module (TCM) for a International Workstar $544 USD (USED) Allison 4000 RDS Plug #: 2 Ref# CM2220J BROKEN MOUNT ConditionUsedFits To Make(s)InternationalFits To Model(s)WorkstarPart NumberCM2220JStock Number25786820 MLS Number13538933CategoryTransmission Control Modules (TCM) Last Updated4/25/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info