KOYO main crankshaft bearings are meticulously manufactured to precise OEM criteria, utilizing the highest quality materials. These bearings ensure a perfect fit with both OEM and aftermarket crankshafts, providing excellent performance and reliability. Designed specifically for KTM, HQV, and GASGAS engines, the KOYO NJ206 bearings offer unparalleled durability and efficiency, making them an ideal choice for enthusiasts and professionals alike looking to maintain or upgrade their engine components. With KOYO's renowned commitment to engineering excellence, these bearings help extend the lifespan of your crankshaft and ensure smooth engine operation under various conditions. Perfect for high-performance and everyday use, KOYO bearings represent a reliable solution for your engine maintenance needs.