What bicycle parts if not properly installed or are defective could cause a bicycle crash?

Not all injuries from a bicycle crash are from being hit by a motor vehicle. A defect or the improper assembly of bicycle parts or components may cause a bicycle crash and serious bodily injuries or death.

Do you know how many different parts there are typically on a bicycle and which parts if not properly installed or are defective can cause serious injury or death?

The number of parts assembled on a bicycle varies but can easily exceed 50 or more. Bicycle parts that are defective or not properly installed on the bicycle can cause part failure and a bicyclist to lose control and fall, include but are not limited to:

1. Axle

2. Bolts

3. Bottom Bracket

4. Brakes

5. Brake levers

6. Brake pads

7. Cables

8. Cassette

9. Chain

10. Chainring

11. Crank arms

12. Expander plug

13. Fork

14. Frame

15. Front derailleur

16. Front derailleur hanger

17. Handlebar

18. Hoods

19. Hubs

20. Hydraulic fluid

21. Pedals

22. Quick release skewer

23. Rear derailleur

24. Rear derailleur hanger

25. Rims

26. Rotors

27. Saddle

28. Seat

29. Seatpost

30. Seatpost clamp

31. Seatpost collar

32. Shifter levers

33. Spindle

34. Spokes

35. Sprocket

36. Stem

37. Stem top cap

38. Tires

39. Tubes

40. Wheels

These parts and others must be free from defect and installed correctly for safe bicycle operation. If defective or installed incorrectly, the component is likely to not work as designed and could lead to failure and cause the bicyclist to lose control, fall, crash, and suffer serious injury or death.

Knowing bike parts and how to properly assemble a bike matters for winning bicycle product defect and negligent assembly cases. Dan is an avid cyclist, focuses his law practice on bicycle cases, and has experience with improper assembly of bicycles. Knowing bicycle design and assembly helps present strong winning cases.

If you or someone you know suffered a injuries in a bicycle crash you think may be from a bicycle defect or improper assembly by the manufacturer or store, please call us for free at 303-831-1116 or get in touch with us via our contact page at Contact Us.

If you found this post helpful, you might also like to explore the other topics listed below and the many other topics in our comprehensive Safety & Prevention Guide, Brain Injury Guide, and Bike Injury Guide.