There's no other way to counter balance your engine power other than transmission adjustments! Affordable and easy to install front sprocket for Benelli TNT 135 should be the first performance modification on your to do list!

Easy to install and highly effect, these front sprocket for Benelli TNT 135 will allow you to accelerate quicker or to achieve higher top speed! OEM sprocket size is (15 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).

Same Sprocket fits Grom owners that want to convert to 428.