Wiseco 20-21 Yamaha YZ450 Crankshaft Assembly
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to Wiseco, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with Wiseco, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
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Wiseco understands every rebuild is different. When you're simply looking for a quality crankshaft without breaking the bank, Wiseco is proud to now offer its crankshaft assemblies individually. These crankshafts are the same that are included in Wiseco bottom-end and engine rebuild kits, but packaged as a single assembly for a quality complement to your rebuild project. Wiseco crankshafts have been thoroughly refined, featuring:
- Improved connecting rod process - copper plating and heat-treating optimizes material properties for improved bearing wear and maximizes durability
- Improved connecting rod process copper plating and heat-treating optimizes material properties for improved bearing wear and maximizes durability
- Connecting rod surface treatment removes residual stress risers and smooths surface blends to maximize load resistance and service life
- Drop-in ready, tested and inspected complete crankshaft assembly at a budget-friendly price point
- Precision machined crank webs developed and tested for ultimate strength and durability
- Elevated engineering and quality control measures to ensure reliable service
- Available for a wide range of dirt bike and ATV applications
- Run-out and critical dimensions held to strict tolerances
- O.E.M. quality big end bearing used in assembly
- OEM quality big end bearing used in assembly
- Timing keyway inspected for accuracy
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2018-2019 | Yamaha | YZ450F | Base |
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