Wiseco 18-19 Yamaha YZ450 Crankshaft Kit

When you're getting ready to rebuild the bottom end of your 2018 or 2019 Yamaha YZ450F, this Wiseco Crankshaft Kit is a smart way to get everything you need in one convenient package. It bundles together the essential components for a complete bottom-end overhaul, saving you the hassle of sourcing each part individually and ensuring they're all designed to work together. This kit is designed to help you get your bike back to reliable running condition efficiently.

Inside this kit, you'll find a complete crankshaft assembly, which is the heart of your engine's rotating assembly. It also includes the necessary main bearings and a full bottom-end gasket and seal kit. The connecting rod in the crankshaft assembly is copper-plated, heat-treated, and shot-peened. This process helps remove residual stress and smooths out surface transitions, contributing to its overall strength and longevity. The main and rod bearings included are OEM quality, meaning they're built for smooth operation and dependable performance, just like the original parts.

Wiseco puts a strong emphasis on engineering and quality control for these kits. The crank webs are precision machined to ensure they have the ultimate strength needed to handle the demands of your YZ450F. Having all these critical components in one box, under a single part number, simplifies the rebuild process significantly. This kit is a well-built option for anyone looking to restore their engine's bottom end with confidence.