Jasil Evolution NG crankshaft, Aprilia / Derbi / Gilera 2006- (D50B)

The Jasil Evolution NG crankshaft is a reinforced, solid, top-of-the-line crankshaft. It significantly reduces crankcase capacity and increases compression, allowing for significant performance gains. Ideal for scooters tuned to even the Evolution level. Designed for high-revving engines, it can withstand speeds up to 18,000 rpm. Portuguese manufacturer Jasil has specialized in crankshaft production for years, making it a world-class specialist. A strong, durable connecting rod. The crankshaft set includes a Jasil 12x17x15 connecting rod bearing.