Variator Set BGM PRO for Vespa Primavera 125 ie 3V (M811M), Sprint 125 ie 3V, Piaggio Liberty 125 ie 3V Complete BGM PRO variator with extended gear range, perfect torque and high rear wheel performance. After many tests, the R&D team at BGM has found the perfect symbiosis of high starting performance, linear power development and high top speed. The original [...]
