Borg-Warner T-18A is a manual gearbox from Borg-Warner. The Society has 2 vehicles on file with it, 2 with a source we opened and 0 still leads.
Jeep
| Vehicle | Years | Shift pattern | Gearbox source | Members |
|---|---|---|---|---|
| Jeep CJ-5 / CJ-7 (early T-18 and T-18A) T-18 / T-18A 4-speed manual [1]Applies to: 1977-c.1978 | 1971-c.1978 | 4 speed, reverse top right | Corroborated | |
| Jeep CJ-5 / CJ-7 (late T-18 and T-18A) T-18 / T-18A 4-speed manual [2]Applies to: 1979 | 1979 | 4 speed, reverse bottom right | Corroborated |
Research notes
Caveats and conflicts (2)
- Row title says T-18 / T-18A.
- Reverse position changed for 1979+ per jeepfan, which matches the row split.
References
- Forum. jeep-cj.com wiki: the granny-low wide-ratio T-18 is referred to as the T-18A and all T-18s in CJs from 1977 to 1979 had that gearing. [link]
- Forum. jeepfan.com: T-18s used after 1978 have reverse down by fourth (earlier ones up by third) with a different case shape, shown on a 79 CJ-5; jeep-cj.com wiki: T-18 in CJs 1971 to 1979, wide-ratio T-18A in 1977-79. [link]
Categories: Gearboxes | Borg-Warner
This page was last edited on November 11, 2026. Gearbox codes change by year, engine and market. Send a correction.