AX-15 Applications (Year & Model) & Identification

Which Jeeps Do The Ax-15 Manual Transmission Fit

The 5-speed AX-15 manual transmission was standard in Jeep Wranglers with the 4.0L six cylinder motor from 1990 - 1999. The 1990 Jeep Wrangler with the 4.2L six cylinder motor also came standard with the AX-15 manual transmission.


The easiest way to identify an AX-15 manual transmission is to notice the casing is made entirely out of Aluminum. The AX-15 only mounts to a 6 cylinder motor. The AX-15 manual transmission has a 10 spline input shaft and a 23 spline output shaft.

AX-15 Gear Ratios

AX-15 Manual Transmission Gear Ratios (First-Fifth): (3.83, 2.33, 1.44, 1.00, 0.79)