supply of reverse gear (main shaft) helical (1st speed m/shaft synchro ring (2nd/3rd with oil grooves) synchro ring (4th with oil grooves) deep groov ball brg (6308rsr) spacer carrier retention spring roller cage reverse idler gear shim 0.125 shim 0.240 shim 0.500 tapper roller brg 30306 (30x72x20.75) counter shaft constant mesh gear 4th gear (counter shaft) gasket gasket (front cover to hsg) gasket ptfe seal (57x39x9/ rh) ptfe seal (68x48x10/ lh)