1. Thrust washer; 2. Second gear; 3. Lock washer; 4. Splined washer; 5. Splined bush; 6. Sixth gear; 7. Splined thrust washer; 8. Circlip; 9. Third/fourth gear; 10. Circlip; 11. Splined thrust washer; 12. Fifth gear; 13. Plain bush; 14. Input shaft; 15. Bearing; 16. Bearing housing; 17. Bearing retainer