Primary gear -BGM PRO- Vespa PX200, Rally200 – 65 tooth (helical)
BGM primary wheels are developed for the enormous power and torque of today’s engines.
They are made of a high-alloy steel (SCM415 / 15 CrMo 5) to the highest manufacturing standards.
High-quality material 15 CrMo 5
Precise production according to Honda standard
Continuous quality control
Useable with all transmissions manufactured since 1962 (or all with 30mm long primary springs)
Available with 64 or 65 teeth
Combinable with original coupling pinion: 23Z
Combinable with BGM coupling pinion for COSA2: 22Z, 23Z, 24Z
All BGM Superstrong clutches with 22 (for primary wheel 65), 23 and 24 teeth can be combined with these wheels