The manual and automatic transmission identification number is stamped on the assembly housing. The following transmissions are offered in the Previa van:
- 1991–93 2WD — G59 5 speed manual
- 1991–93 4WD — G57 5 speed manual
- 1991–93 2WD — A46DE automatic
- 1991–93 4WD — A46DF automatic
- 1994–95 2TZ-FE 2WD — A46DE automatic
- 1994–95 2TZ-FE 4WD — A46DF automatic
- 1994–97 2TZ-FZE 2WD — A340E automatic
- 1994–97 2TZ-FZE 4WD — A340F automatic
