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Engines and Components› Pistons and Piston Rings
Wiseco
Wiseco Kawasaki KX125 91 ProLite 2244CS Piston Kit
SKU: W00C 603M05700
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 603M05700
The Pro-Lite series is Wiseco's staple forged 2-stroke piston, offering great value for reliable all-purpose riding. These pistons are designed for both track and trail, providing refreshed performance with every ride. Pro-Lite pistons feature optimized forging for strength and extra lightning operations for enhanced throttle response. This all-purpose piston is perfect for riders seeking a balance of performance and reliability.
Features:
- Designed for all-purpose 2-stroke riding
- Engineered, forged, and machined in the USA in Mentor, OH
- Great value for reliable fun factor
- Refreshed performance from the track to the trail
- Dedicated forging design for strength-to-weight optimization
- Extra lightening operations for enhanced throttle response
- High-quality ring(s), wrist pin(s), and circlips included
Wiseco 2 Stroke Pro-Lite Piston Kit, 57.00 mm Bore
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Loss of compression and hard starting
- Smoky exhaust and poor throttle response
- Engine knocking or pinging under load
- Decreased power and top speed
- Excessive oil consumption or fouled spark plug
Relevant Conversations
- KX125 top end rebuild kit recommendations
- Wiseco 603M05700 piston kit review
- 57mm piston for Kawasaki KX125
- 2 stroke piston size chart and bore specs
- KX125 low compression symptoms fix
- Best piston for KX125 woods riding
- Wiseco Pro-Lite vs forged piston comparison
- KX125 piston install guide and tips
- 2 stroke piston ring gap specs
- KX125 engine rebuild parts list
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
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Specifications
| Brand | Wiseco |
| Part Number | W00C 603M05700 |
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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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