Wiseco Pro-Lite Piston Kit with Gaskets - Yamaha YZ125/YZ125X (2005-2022) - 54.00mm Bore (Standard) - 2-Stroke
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Wiseco Pro-Lite Piston Kit with Gaskets - Yamaha YZ125/YZ125X - Standard Bore
Premium Wiseco Pro-Lite piston kit with complete gasket set for Yamaha YZ125 and YZ125X 2-stroke motocross/off-road bikes. This is the STANDARD BORE (54.00mm) kit - direct replacement for stock pistons!
Kit Includes
- Pro-Lite Series Piston
- Ring Set
- Wrist Pin
- Circlips
- Bearing
- Complete Gasket Set
Key Features
- Pro-Lite Series - lightweight forged design for maximum throttle response
- 4032 aluminum alloy construction
- Complete top-end gasket kit included
- Standard bore - no cylinder work required
- Dual model fitment - YZ125 MX and YZ125X Off-Road
- 17+ years of fitment (2005-2022)!
Piston Specifications
- Bore Size: 54.00 mm (Standard)
- Piston Diameter: 53.95 mm
- Stroke Length: 54.50 mm
- Material: 4032 Aluminum Alloy
- Skirt Coating: Non-Coated
Engine Specifications
- Displacement: 125cc
- Engine Type: 2-Stroke
- Weight: 0.75 lbs
Fitment
- Yamaha YZ125: 2005-2021
- Yamaha YZ125X: 2020-2022
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
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