80-84 Jeep 4 speed Transmission with T176, T177 & T178 You can identify this Transmission by the cast "2604XXX " on the aluminum case. This transmuission has a 10 bolt aluminum top cover with brass forks. Sometimes there is a tag with RGJ, RHJ, RGG, RGD or RGH. This rebuild kit fits them all. This kit includes all new bearings, seals, gaskets, and small parts kit. Included in the small parts kit are all the snap rings, washers, eedle rollers, etc.