Special Gearbox that can change continuously through an infinite number of effective gear ratios between maximum and minimum values. There are two V belt pulleys that are split perpendicular to their axes of rotation, with a V belt running into them.

Main Technical Features
 Electro-magnetic clutch
 Forward and Reverse insertion Lever
 Primary Pulley
 Secondary Pulley
 Roller Belt
 Final Reduction unit
 Hydraulic command unit