Piston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645D400 80mm

Piston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645D400 80mm. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645D400 80mm
• Part number: 56-W4730+400.WO
• Brand: Wossner
• Wossner forged piston kit designed for high-performance applications, offering superior strength and optimized heat transfer. The elliptical design ensures a uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for precision and durability.
• Forged piston for enhanced strength and durability
• Optimized heat transfer to cylinder walls for improved performance
• Elliptical design for even thrust load distribution
• Manufactured in Germany
• Bore Size: 80mm
• Actual Bore: 79.96mm
• Display (cm³): 527
• Stroke (mm): 54.80
• Clearance (mm): 0.04
• Wossner Compression Ratio: 12.90:1
• OEM Compression Ratio: 12.80:1
• Dome Volume (cm³): 1.20
• Compression Height (mm): 19.50
• Theoretical Weight: N/A
• Lock Part Number: CW16
• Pin Part Number: WP059
• Ring Set Part Number: 800XDS
• Part Number: 56-W4730+400.WO

Vehicle fitment

Applications listed in the supplier fitment data:

• KTM SX F 250cc — 2005–2012
• KTM SX F 250cc — 2006–2012
• KTM EXC F 250cc — 2007–2013
• HUSABERG FE 250cc — 2013
• KTM XCF W 250cc — 2007–2013
• KTM XCF W 250cc — 2007–2012
• KTM XC F 250cc — 2007–2013
• KTM EXC F 250cc — 2012–2013
• KTM XC F 250cc — 2007–2012
• KTM EXC R 250cc — 2006–2013
• KTM EXC F 250cc — 2007–2011

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