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LightCarbon UCI Approved Road Bike Wheels

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LightCarbon UCI Approved Road Bike Wheels

  • Mar. 03,2023

Are you going to participate in UCI (Union Cyclist International) sanctioned races? If so, then carbon road bike wheels model C66DB-RD28-44C is your best choice. It has been granted UCI approval and included in the List of UCI Approved Wheels (you’ll find it on Page 32) .We’d like to share below UCI Approval Certificate for this wheels:

UCI Approval Certificate for LightCarbon Wheels

Impact test is able to ensure that the rim impact strength is qualified and the safety of cyclists. There are 4 times impacting on a different position from a required impacting height. Different impacting height are applied on different wheels.

UCI Wheel Impact Test Standard

- Test method: Vertical drop (neutralization of the rebound of the anvil).

- Wheel: Tested wheel without tire.

- Energy level: 40 Joules.

- Impact striker geometry: Flat steel anvil, the impact surface is covered with a silicone rubber pad of 20mm thickness, pad requires to be undamaged.

- Impact mass: Range of 6 - 10kg. Energy must always remain at 40 Joules at the hit with a +/- 5% tolerance.

- Hitting point: One hit at 90° from valve hole, adjusted to have the point between the spokes.

Impact Test For Road wheel

Striker weight: 10kg original radial profile after impact deformed RMKS:
UCI impacting energy: 40J
UCI impacting radial deformation≤1mm
UCI impacting lateral deformation≤1mm
0.13mm 0.15mm 0.02mm
Striker height: 400mm original lateral profile after impact deformed
0.15mm 0.19mm 0.04mm

Tested Rims

Model Inner/Outer Width Depth Weight Spoke Hole
RD28-44C 21mm/28mm 44mm 430g 21H

Test Result

Position No. Energy Height Hitting Points
#1 #2 #3 #4
1 40J 400mm

LightCarbon Wheels Without Any Damage After 40J UCI Impact Testing

LightCarbon wheels without any damage after 40J UCI Impact Test

UCI Impact Test Video Of LightCarbon Road Wheel

More good news is that if you are our OEM or OEM wheelset customer, we can assist with the documentation and test videos needed for the relevant UCI certification.

You can contact us directly by email ( or contact our sales representative.

If you would like to learn more about certified wheelsets, feel free to click on the products below for more information.

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