Allison B300, Transmission ECMs, (GOOD USED) B300 Allison TCM Part # 29544775, Model No. A43, E11, 022849, 10R022849, Supplier P/N # ATA4302, Pulled off Model B300, TCM+CAL ASSY A43004N1, CIN # 44004N10023, GOV. RPM 2500, PR Mode 115-S3, Serial # BK4775N36326ML94, Stock # 4322 | Tested & Inspected!