Rear Shock Spring Spring Color:Purple the OEM progressive spring has

the OEM progressive spring has a very poor block value that keeps the rider riding in the second

Hyperpro Fork Spring Kit features high-quality progressive springs

turns more precisely

have a look of the Andreani new cartridge kit dedicated to the bike Raid/Rally

which for most riders barely compresses over potholes and bumps

Rear Shock Spring Spring Color:Purple the OEM progressive spring hasThe Hyperpro progressive 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.