Custom developed by BBR Motorsports for mini four-strokes. Increased spring rate for fast/aggressive adult mini riders. This is the most important upgrade you can make for an adult sized rider for improved suspension action. The stock suspension is too soft for most adults. Fits stock CRF110F shock.
Increased spring rate for adults
Preset and stress relieved for long life
Custom wound from aircraft quality spring steel
Powder coated finish
Fits stock CRF110F shock
660-HCF-1105 fits 2013-2018 CRF110F only
660-HCF-1205 fits 2019-Present CRF110F only.