1. Primary shaft; 2. Synchronizer of 3rd and 4th gears; 3. 3rd gear; 4. Gear 2nd gear; 5. Synchronizer 1st and 2nd gears; 6. Reverse gear; 7. 1st gear; 8. Transfer case input shaft; 9. Downshift/upshift clutch hub; 10. Low gear; 11. Synchronizer switching 2WD / 4WD mode; 12. Ring gear chain; 13. Center differential; 14. Viscous clutch (VCU); 15. Rear output shaft; 16. Transfer case drive shaft; 17. Front output shaft; 18. Transfer case gear block; 19. Synchronizer 5th gear; 21. Secondary (day off) shaft; 22. Gear block