Production chronology1988–open
Source includes an open interval; the explicit year list contains observed starts and closed segments only.
Wikipedia infobox ↗1 year
← Stellantis
Stellantis / Model record
StellantisUltradrive
Production1988 – present
ClassAutomobile
Background
The Ultradrive is an automatic transmission manufactured by Chrysler beginning in the 1989 model year.
Text adapted from “Ultradrive” on Wikipedia ↗ · CC BY-SA 4.0 ↗ · retrieved 2026-07
Chronology ledger
Dates with their meaning intact
Record depth — Documented
How this is measured → This record contains useful sourced evidence, but it does not yet meet the reference-ready standard. Still needed: model or marque origin, technical or production facts, attributed imagery. Fields we cannot source stay empty rather than guessed.