Allison B400, Transmission ECMs, (GOOD USED) Allison B400 TCM Part # 29543300 For Sale, e11, 020911, 10R-020911, Model No. WT3ECU912, ECU+CAL ASSY: ECB0219J, CIN # 0F0219J001C, GOV RPM: 2100, Customer Part # 516-2100-009, Model: B400, PRI Mode: 1-5S1, SEC Mode: 1-5S3, Serial # 20067156, Stock # 5722 | Tested & Inspected!