MYY & MZZ Transmission-2 MAIN FEATURES OF MYY & MZZ 1 6, 7 4 MYY 5 11 12 6, 7 1 4 MZZ 5 11 12 Transmission Case: 1. Tube type three pieces transmission case made by cast aluminum alloy. 2. Fine pitch fixing bolts are applied for transmission case fixing. 3. Liquid type gasket is applied for sealing. Gear, Bearing & Synchronizer: 4. Roller bearings are adopted to support the both ends of the main-shaft. 5. Tapered roller bearings are adopted to support the both ends of the counter-shaft. 6. Common boss size at 1st, 2nd, 3rd and reverse main gear. 7. Common needle bearings are adopted at 1st, 2nd, 3rd and reverse main gear. 8. Sintered clutch hubs are adopted for all gears. 9.
Common sleeves & hubs are adopted at 1st-reverse and 2nd-3rd. 10. Common sleeves are adopted at 4th-5th and 6th. 11. Index-ball type triple cone synchronizer is adopted at 1st and 2nd-3rd. 12. Index-ball type single cone synchronizer is adopted at reverse. Shift Control: 13. Twin-rod type shift control is adopted. 14. Cast aluminum alloy shift arms are adopted at 1st-reverse, 2nd-3rd and 4th-5th.