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Progressive fork springs and matched oil complete a balanced
The Hyperpro Streetbox includes a progressive front fork spring kit and an adjustable emulsion shock
For focused track riding
Installation requires expertise and special tools
Fork Spring Kit YSS Progressive fork springs and matchedHyperpro Fork Spring Kit features high quality progressive springs, expertly crafted for durability and optimal performance. This kit enhances cornering stability, reduces fork dive, shortens braking distances, and extends tire life.
US$ 32.50
US$ 449.50
US$ 574.50
