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MCB / Wossner Crankshaft Assembly Yamaha YZ250F 2014-22 / YZ250FX 2019-22 B7B-11400-00-00 CS4072

Crankshaft, bearings, and top end gasket

SKU: 23431386

- Complete performance replacement crankshaft, forged and shot peened
- Includes crankshaft and connecting rod assembly
- Manufactured from premium materials for strength and durability
- Precision tolerances are maintained for smooth, trouble free operation
- Option to add crank bearings
- Option to add full engine gasket

Need a YZ250F cylinder? See SKU# 23430907
Need a piston kit? See SKU# 23430964 for years 2019-22 YZ250F, see SKU# 23430965 for years 2014-18 YZ250F

Pricing: $374.95

Customize Your Item

This option is for adding the necessary crank bearings needed to assembly a new crank into the crankcase. MCB only uses OEM bearings or OEM equivalent or better.

Add crank bearings (2)

- Add crank bearings (2) -

* required

This gives you the option to add a full engine gasket kit

Add a full engine gasket kit

- Add a full engine gasket kit -

* required

This gives you the option to add 2 crank bearings

Add 2 crank bearings

- Add 2 crank bearings -

* required

Qty:

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Description

MCB uses Wössner pistons and crankshafts exclusively in all our MX/Off road kits. Germany's finest aftermarket forged piston manufacturer with over 25 years of experience in the Powersports / racing industry.

Wössner is currently the piston of choice for Monster Energy Star Yamaha Racing Team

Based on our experience here at MCB we feel the Wossner crankshaft is premium compared to OEM or Hotrods, and therefore our choice in this kit!