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Engines and Components› Crankshafts and Components
Wiseco
Wiseco 10-17 Yamaha YZ450 Crankshaft Assembly
SKU: W00C WCA173
Moderate — 2–4 hours
Overview
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Part #: WCA173
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:
Features:
- Drop-in ready, tested and inspected complete crankshaft assembly at a budget-friendly price point
- Available for a wide range of dirt bike and ATV applications
- Elevated engineering and quality control measures to ensure reliable service
- Run-out and critical dimensions held to strict tolerances
- Precision machined crank webs developed and tested for ultimate strength and durability
- OEM quality big end bearing used in assembly
- 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
- Timing keyway inspected for accuracy
Wiseco Crankshaft Assembly - Yamaha YZ450 10-17
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
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Specifications
| Brand | Wiseco |
| Part Number | W00C WCA173 |
About MOTORMIA
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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