| Specification | Value |
|---|---|
| Units | Kit |
| Stroke Length | 54.50 mm |
| Type | Bottom End |
| Material | Steel |
| Riding Style | Off-Road |
| Displacement | 125 cc |
| Product Name | Crankshaft Kit |
- Crankshafts are factory assembled and precision trued to OEM specifications
- Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow
- Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces
- Corrosion-resistant surface treatment
- Crank pin bearing radial running clearance is optimized to ensure maximum performance
- Precision honing ensures ultra round bearing surface
- Precision engineered oiling slots maximize rod strength and bearing life
- Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston
- Kit includes crankshaft assembly, main bearings, and bottom-end gasket kit
FITMENTS
| Year | Make | Model |
|---|---|---|
| 2005-2021 | Yamaha | YZ125 |
| 2020-2022 | Yamaha | YZ125X |
- Supplier:
- Parts Unlimited
- MAP:
- Yes
