Malossi Medium Contra Spring +60% for Aprilia / Piaggio Scooters
The green spring for the Piaggio Hi-per2 is a Medium tension spring, at 60% stiffer than the original factory spring.
57,8x91mm thread Ø 3,9mm 4,9k
The stiffer the contra string, the more resistance it has against the progression of the variator. The CVT transmission is a delicate balance, but when tuned correctly the correct spring allows the bike to rev higher through the progression of the variator.
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VARIABLE-SPEED DRIVE ADJUSTER SPRING
Silicon-steel springs with high carbon content, heat-treated, dynamically balanced, kiln painted, designed and calculated for each specific application. Malossi Springs can be divided into three categories:
– REINFORCED SPRINGS with high stiffness
– SUPER REINFORCES SPRINGS with exceptionally-high stiffness
– RACING SPRINGS designed for high performance use and competition machines
Malossi Contra Springs replace the standard torque converter spring in any scooter. These springs come in varying stiffness, identified by their colour.