The AX15 built by Aisin was used in Jeeps with the AMC 242 (4.0L) Inline 6 engine, as well as the AMC 258 (4.2L) Inline 6 engine and AMC (2.5L) Straight 4 engine. This included vehicles such as the Cherokee(XJ), Comanche (MJ), and Wrangler (YJ and TJ) as well as the 2nd generation of the Dodge Dakota. Starting in 1988 (mid-year) and was used in the Cherokee and Wrangler models until 1999 when it was replaced with the NV3550.