The cylinder is the heart of your motorcycle. This is where all the power at your disposal comes from. As a Generally, modern engines like Yamaha's YI 4 are built to be very robust and durable. Nevertheless, it can happen that a part on your cylinder breaks and you need a replacement part. This is for example the engine gasket from time to time. In this case, you should also carry out a repair quickly, because a defective cylinder not only costs you performance on the road, but in the worst case, it can also cause damage to the engine. on the road, in the worst case it also leads to a larger (and more expensive) damage to other areas of the engine.
Next to replacement pistons, you'll also find replicas of the original 125cc cylinders. So you can "Factory condition" of your bike at any time.
Furthermore, we offer some tuning packs and tuning cylinders. Here are different sizes between 125cc to 183cc displacement. So you increase the performance of your 125cc bike for the racetrack.