Naraku 09210831 CrankshaftRef : NARK00120A / 09210831

NARAKU Crankshaft - Manufacturer's ref: NK105.19

Replacement crankshaft manufactured in Taiwan by NARAKU according to OEM guidelines. Designed to meet the maintenance and repair needs of small 50 cm³ engines, this crankshaft is aimed at riders looking for a robust part for restoration: crankcase maintenance, connecting rod replacement, or engine overhaul.

• Brand: NARAKU
• Reference: NK105.19
• Category: Crankshafts and parts
• Compatible universes: Vintage/Classic, Trail/Adventure, Enduro, Urban, Roadster, Sport/Racing, Supermoto

This part is intended for compact engines found in small displacements: it allows for the replacement of a worn or damaged crankshaft while maintaining the original architecture of the engine. Before installation, check the condition and compatibility of the bearings, circlips, seals, and ignition timing. Installation requires appropriate tools and, ideally, the intervention of a qualified mechanic to ensure proper balancing and adjustment.

Examples of commonly affected models: BETA RR 50 Motard X Special Edition (2025), RIEJU MRT 50 SM PRO (2022), FANTIC CABALLERO 50 M (2020). Confirm the manufacturer's reference and alignment dimensions with your engine before ordering.