
Crankshaft Polini Piaggio Zip-NRG (Older PLN2100005) — Manufacturer reference: 210.0047
Original POLINI crankshaft designed for urban 50 cc scooters. Engineered as a replacement part for engines used in compact and agile city models, this crankshaft facilitates the connection between the piston, connecting rod, and secondary transmission. Ideal for riders looking for a reliable replacement part that complies with the specified reference (old reference PLN2100005).
Assembly and balancing must be performed according to best practices: check the condition of the bearings, connecting rods, and assembly dimensions before installation. To keep your scooter in top shape on the pavement, prefer installation by an experienced mechanic or follow the manufacturer's manual. POLINI guarantees manufacturing designed for the scooter environment—durability and adaptation to urban constraints without unverified technical promises.