Piston Kit 90-93 YZ125 56.00 A, Wossner 8114DA Yamaha MX 4DB-11631-00-A0

Piston Kit 90-93 YZ125 56.00 A, Wossner 8114DA Yamaha MX 4DB-11631-00-A0. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 90-93 YZ125 56.00 A, Wossner 8114DA Yamaha MX 4DB-11631-00-A0
• Part number: 56-W629+00A.WO
• Brand: Wossner
• Forged piston construction for enhanced strength and longevity
• Optimised for superior heat transfer from combustion chamber to cylinder wall
• Elliptical shape provides even bearing surface under thermal expansion
• Precision engineered and manufactured in Germany
• Display (cm³): 124
• Bore size: 55.94mm (standard for 56mm cylinder)
• Stroke (mm): 50.70
• Piston-to-wall clearance (mm): 0.06
• Compression height (mm): 28.00
• Compression ratio: 2-stroke (Wossner and OEM)
• Cross-Reference OEM Part Numbers
• Wossner Piston: 8114DA
• Lock: CW16
• Pin: WP036
• Ring Set: RSB5600 x 2
• Internal Reference Part No.: 56-W629+00A.WO
• OEM Cross-Reference: 4DB-11631-00-A0

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA YZ 125cc — 1990–1993
• YAMAHA YZ 125cc — 1993

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