Positions:
1. Neutral
2. Reverse
3. First Gear
4. Second Gear
5. Third Gear
6. Fourth Gear
7. Fifth Gear
8. Sixth Gear
9. Seventh Gear
10. Eighth Gear
11. Ninth Gear
12. Tenth Gear
13. Eleventh Gear
14. Twelfth Gear
15. Thirteenth Gear
Please note that the thirteenth and fourteenth gears are optional and not available in all models. Additionally, the shifting sequence might differ depending on whether your Kenworth T800 has an automatic or manual transmission.