Regarding use on the ZZR-1400, based on our research, this model uses a wet clutch system.
For this reason, we do not recommend using any Bell Hammer engine oil additives internally.
Using oil additives in motorcycles with wet clutches may cause clutch slippage and could potentially affect riding safety.
We regret to inform you that, for safety reasons, we do not recommend their use at this time.
However, for external metal components such as the drive chain, moving parts, pedals, and stands, products like Bell Hammer GOLD Spray can be used.
It is highly regarded for its extreme pressure lubrication, water resistance, and noise reduction performance, and is widely used by owners of sport and large motorcycles.