Across
- 4. extreme
- 5. rail
- 6. major
- 7. sprocket
- 8. pin
- 9. tracksection
- 11. seals
- 12. minor
- 13. diagonalbraces
- 18. undercarriage
- 20. strut
- 21. sealed
- 22. excavators
- 24. keys
- 27. roller
Down
- 1. custom
- 2. strap
- 3. recoilspring
- 7. suspended
- 9. trackadjuster
- 10. oval
- 13. depthgauge
- 14. grouser
- 15. carrier
- 16. pitch
- 17. super
- 19. elevated
- 23. systemone
- 25. idler
- 26. axle