Related Photo Galleries
You'll need to check all of the synchronizer slider assemblies for rounding over of the internal splines. Pictured is the Third/Fourth slider assembly, which still has its house-shaped-pointed splines on each side. The Third/Fourth slider and hub are reusable, but Astro lead tech Gerry Hoffman installed new keys and springs in each before the rebuild. The Third/Fourth slider assembly is removable from the mainshaft.