KTM 50SX Engine Kick Starter Pinion Gear (2001-2008) Product Specifications: Diameter: 36mm Gear Diameter: 20.3mm Teeth: 10T Product Features: Meets or exceeds OEM quality standards. Direct OEM replacement. Excellent value for money. ORO products are high-quality aftermarket replacement parts and come with a satisfaction guarantee. Please check the product image before ordering to avoid compatibility issues. Easy to install; however, professional installation is recommended if unsure. Part Number: 04-5904.DR Cross Reference Numbers: Kickstarter Sleeve Spring: 45133056000 (2001) Kickstarter Sleeve: 45133052000 (2001) Majority of our listings are for a direct replacement for your original part. Our parts are made of quality and are designed to meet or exceed the original OEM Standards. Our products are often a cost effective alternative to genuine OEM Parts. Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.