View 3 Photos View 0 Videos 2014 Allison 2100 RDS Transmission Control Module (TCM) for a Allison 2100RDS GEN 4-5 $380 USD USED 2014 ALLISON 2100-2200 RDS TRANSMISSION CONTROL MODULE, 29550689 ConditionUsedFits To Make(s)ALLISONFits To Model(s)2100RDS GEN 4-5Stock Number2604133 MLS Number14275282CategoryTransmission Control Modules (TCM) Last Updated3/31/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info