Primary 3rd short and 4th/49 extra short Vespa Primavera/PK Crimaz

Primary 3rd short and 4th/49 extra short Vespa Primavera/PK Crimaz.

Recommended for highly tuned engines, if you install an exhaust with little low-end power this primary eliminates the gap between gears.

Made of case-hardened steel, ground and tempered. Extremely resistant.

• Crimaz: 10/14/17/20-49
• Piaggio: 10/14/18/22

The kit consists of washer, nut, primary and gear.

Suitable for small frame or small crankcase engines, Vespa Primavera, Vespa PK, Vespa FL.