AS3 Performance's 7075 aluminium rear sprockets are crafted by a world - leading sprocket maker. They've been tested by top riders on the world's toughest tracks. These sprockets are lightweight and durable, CNC machined from high - quality 7075 - T6 aluminium. Each tooth has self - cleaning grooves, and they feature a smooth anodised finish with AS3 branding. They fit various 2021 - 2023 Gas Gas models, like the MC 125, EC 250, and more. Key features include being over 50% lighter than standard OEM steel sprockets, designed for max strength with min weight, and having a UK - based 12 - month warranty. The sprocket you'll receive matches the picture.

Using this rear sprocket is straightforward. Just replace your old sprocket with this one following your bike's maintenance guide. When installing, make sure it's properly aligned and tightened. As for maintenance, keep it clean by regularly washing it with a mild soap and water solution. After washing, dry it thoroughly to prevent rust. Check the sprocket's teeth periodically for any signs of wear or damage. If you notice excessive wear, it's time to replace it. Remember, this sprocket comes with a 12 - month warranty, so if you have any issues, reach out to the UK - based company for support.