NV4500 Chevy 5 speed NV4500 "MT8" Transmission Rebuild Kit 1996-ON BK308B You can identify this transmission in a Chevy by the cast "C-16812" or "C-18157". This transmission has an iron case with an aluminum top cover! This transmission usually comes in the 96-99 Chevy 3/4 ton or 1 ton gas and diesel trucks. The most important thing to check is that your transmission has a flat front retainer. This transmission will have an internal slave cylinder for the clutch. This kit includes all new high quality bearings, seals, and gaskets