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Purchase BSA Pinewood Derby Speed Wheels | Ultra Light (4)

BSA Pinewood Derby Speed Wheels | Ultra Light (4)

$22.95
Lighter is faster! BSA Ultra Lite Speed Wheels are 2.0g and track test results showed speed increase of .75 seconds.
In stock and ready to ship



"These matched wheels are perfect in every way. Each weighed within .01g of the other and are balanced perfectly. Combine these with the speed axles, and build, weigh a good car and you will win. My son was undefeated at his pack derby and he had an even better time building the car."
Description

We gave these official BSA wheels an upgrade with our expert lathing process, resulting in a lighter and faster wheel for blazing past the competition. Our speed tests prove it!


Wheel details:

  • All four wheels are uniformly processed. No need for mold matching, which is largely disproven as a legitimate advantage!

  • Precision lathed and tuned across five areas (outside tread, inside tread, rims, outer hub, and back of hub)

  • All original BSA markings and rim beads left intact

  • Hub is squared to reduce wobble when wheel touches car body

  • Rim is cut back slightly for perfect balance

  • Outside diameter of hub is trued for perfect balance


Wheel dimensions and weight:

Outside diameter: 1.173" +/- 0.003"

Wheel width: 0.368" +/- 0.003"

Tread thickness: 0.0295" +/- 0.002"

Weight of each wheel is reduced by 0.5 g, meaning faster starts from less inertia


You will receive wheels that are either printed with BSA (the pre-2026 design) or OFFICIAL (the new design for 2026) on the outer tread. Both styles are confirmed official and race-legal by Scouting America! The wheel designs are a blind pick and it’s not guaranteed which design you’ll receive. If you’re not happy with your set, it’s covered by our standard free return policy.


Important Note: These specific wheels are visibly thinner than standard BSA wheels and may not be permitted in races that prohibit lathing or removing excessive material. However, rules are different for every race. Always read your race rules and ask your race manager to stay compliant!


This product has been tested by an independent lab and issued a Children's Product Certificate by passing appropriate Consumer Product Safety Improvement Act (CPSIA) tests.


Product Code: 050333


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