The Doppler Endurance crankshaft is a premium-quality racing crankshaft designed for tuned Sport and Racing engines reaching up to 15,000 rpm. Its reinforced full-circle construction ensures optimal balance, durability, and improved primary compression for maximum performance.

Supplied with a FAG small end bearing, the Endurance crankshaft offers exceptional reliability and endurance — ideal for demanding setups that require both strength and precision.

Features

• Stroke : 40 mm (original)
• Connecting rod : 80 mm (forged)
• Small end bearing : 12 x 17 x 15 mm (FAG)
• Piston pin : 12 mm
• Journals : 20 mm
• Max. RPM : 15,000
  
• Perfect for Sport and Racing engines

Compatibility : Piaggio / Gilera AC + LC engines with 12 mm piston pin