transmission, automatic. gearbox, automatic. AW50-42 LE, 1999-. 1208898, 1208891. 1208889. 1208877, 1208919. 1208941, 1208925. 1208942, 1208943. A sensor, located on a vehicle's transmission / transaxle and not a part of the ABS system, used to measure transmission / transaxle output or wheel speed.