There's no other way to counter balance your engine power other than transmission adjustments! Affordable and easy to install front sprocket for Kawasaki Z125 Pro should be the first performance modification on your to do list!
Easy to install and highly effect, these front sprocket for Kawasaki Z125 Pro will allow you to accelerate quicker or to achieve higher top speed! OEM sprocket size is 14 tooth, going down will give you more torque and acceleration on the low end, however adding another tooth will slow down your acceleration in return for higher top speed (usually recommended for larger displacement engines).