Chassis ECM Transmission Automatic Fits 09-15 SIERRA 2500 PICKUP 3930156

SIERRA 2500 PICKUP 09 Transmission; (LH fan shroud), (AT, 6 speed, opt MW7), ID 25978353. SIERRA 2500 PICKUP 10-14 Transmission; (LH fan shroud), (AT, 6 speed, opt MW7). SIERRA 2500 PICKUP 15 Transmission; (LH firewall), (AT, 6 speed, opt MW7), w/o model year break point.