Secondary gears -MALOSSI- HTQ - Piaggio Bravo, Boss, Boxer, Ciao, Cioa PX, Grillo, SI, Superbravo - 10/47 = 1:4,7

Gear sets made of special steel with spur gearing and recalculated transmission ratio.

The side pressures are completely eliminated, reducing the load on the bearings.

Designed with high-precision machines, case-hardened and tempered to achieve smooth running and a long service life.