51 N/mm Rear Shock Spring Front Fork Oil & Dust Seal Kits The Hyperpro Streetbox includes a

The Hyperpro Streetbox includes a progressive front fork spring kit and an adjustable emulsion shock

Threaded Spring Preload: Stop adapting to a one-size-fits-all factory setup

Our “Made in Germany” suspensions from Nordhorn bring contemporary chassis technology to classics

– Shock absorber Type 640

With compression tank on a flexible steel hose

51 N/mm Rear Shock Spring Front Fork Oil & Dust Seal Kits The Hyperpro Streetbox includes aThe Hyperpro Linear rear spring provide an easier cornering, a shorter braking distance, makes the bike less sensitive to weight changes, provides improved tire life, gives a better balance in the bike and better overall feedback of your bike. The rear spring is mounted on your original shock absorber. Every Hyperpro shock spring is developed to the specific needs of the motorcycle.