Motorcycle Engine Balance Shaft Driven Gear Parts For ZS174MN-3 CBS300 ZS174MN-5 NB300 KEWS K16 K23 S7 BNK K10 Material: Metal Model Name: CBS300/NB300 Balance Shaft Fitment: Compatible with CBS300 Engine (Electric Start) and NB300 Engine Weight: 753g Color: As the picture shows Quantity: 1 piece This balance shaft driven gear is designed for use with CBS300 and NB300 engines, including models designated ZS174MN-3, ZS174MN-5, KEWS, K16, K23, S7, BNK, and K10.Constructed from metal, the component supports engine and.It is engineered to fit precisely within the engine assembly, facilitating smooth installation and consistent performance.The part is also compatible with a range of motorcycle models such as MOTOLAND X3, AVANTIS A6/A7/A8 Series, and GR2 300PRO, offering versatility across various engine platforms.With a weight of 753 grams, the design balances strength and operational efficiency.Installation is straightforward and suitable for both professional mechanics and DIY users.The part functions as an integral component in maintaining engine stability and performance over time.