Piston Kit 86-88 YZ125 56.75, Wossner 8118D075 Yamaha MX

Piston Kit 86-88 YZ125 56.75, Wossner 8118D075 Yamaha MX. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 86-88 YZ125 56.75, Wossner 8118D075 Yamaha MX
• Part number: 56-W559+075.WO
• Brand: Wossner
• Forged piston construction for enhanced strength and durability
• Elliptical design provides consistent bearing surface under thermal expansion
• Even distribution of thrust loads minimises localised stress and prevents piston collapse
• Optimised for efficient heat transfer from combustion chamber to cylinder walls
• Manufactured in Germany
• Bore: 56.75mm
• Actual diameter: 56.69mm
• Displacement: 123 cm³
• Stroke: 50.00mm
• Clearance: 0.06mm
• Compression height: 30.00mm
• Compression ratio: 2-stroke
• Cross-Reference OEM Part Numbers
• Piston Kit Part No.: 56-W559+075.WO
• Wossner Piston Kit No.: 8118D075
• Lock: CW16
• Pin: WP036
• Ring Set: RSB5675

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA YZ 125cc — 1986–1988

Match your exact make, model, year and specification before ordering.

Why buy from FDY Performance?

FDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.

Need help choosing the right part?

Contact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.

• Call: 07765 534854
• Email: fdy@fdyperformance.com
• Website: www.fdyperformance.com