Name: Piston Kit YFZ450/R/X 95.00 B, Wossner 8601DB Forged Kit
Brand: Wossner
SKU: 56-W4865+00B.WO

Piston Kit YFZ450/R/X 95.00 B, Wossner 8601DB Forged Kit

Wossner
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Description

The Wossner 8601DB forged piston kit features a 95.01mm bore and is compatible with Yamaha YFZ450 models from 2004 to 2013. Designed and manufactured in Germany, this piston delivers durability and consistent performance through superior heat transfer and an elliptical profile that minimizes localized pressure during thermal expansion.

Features

Forged piston construction for strength and reliability
Designed for efficient heat dissipation from combustion chamber to cylinder walls
Elliptical shape promotes uniform bearing surface under thermal expansion
Reduces risk of piston collapse and uneven pressure
Manufactured in Germany

Specifications

Bore: 95.01 mm
Actual Bore Diameter: 94.96 mm
Display: 449 cm³
Hub Stroke: 62.00 mm
Clearance: 0.05 mm
Compression Height: 25.00 mm
Dome Volume: -7.40 cm³
Compression Ratio: OEM (11.90:1)
Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

Piston: 8601DB
Lock: CW20
Pin: WP038
Ring Set: 950XSY
Rod: P4029
Part No.: 56-W4865+00B.WO

Vehicle Fitments

Yamaha YFZ450 2004–2013

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YFZ 450	2012-2013
YAMAHA	YFZ 450	2004-2013
YAMAHA	YFZ R 450	2009-2020
YAMAHA	YFZ 450	2004-2009
KAWASAKI	KX 125	1982-1985
YAMAHA	YFZ X 450	2009-2015
YAMAHA	YFZ R 450	2009-2015

Piston Kit YFZ450/R/X 95.00 B, Wossner 8601DB Forged Kit

Wossner
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The Wossner 8601DB forged piston kit features a 95.01mm bore and is compatible with Yamaha YFZ450 models from 2004 to... Read more

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SKU: 56-W4865+00B.WO

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Description

The Wossner 8601DB forged piston kit features a 95.01mm bore and is compatible with Yamaha YFZ450 models from 2004 to 2013. Designed and manufactured in Germany, this piston delivers durability and consistent performance through superior heat transfer and an elliptical profile that minimizes localized pressure during thermal expansion.

Features

Forged piston construction for strength and reliability
Designed for efficient heat dissipation from combustion chamber to cylinder walls
Elliptical shape promotes uniform bearing surface under thermal expansion
Reduces risk of piston collapse and uneven pressure
Manufactured in Germany

Specifications

Bore: 95.01 mm
Actual Bore Diameter: 94.96 mm
Display: 449 cm³
Hub Stroke: 62.00 mm
Clearance: 0.05 mm
Compression Height: 25.00 mm
Dome Volume: -7.40 cm³
Compression Ratio: OEM (11.90:1)
Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

Piston: 8601DB
Lock: CW20
Pin: WP038
Ring Set: 950XSY
Rod: P4029
Part No.: 56-W4865+00B.WO

Vehicle Fitments

Yamaha YFZ450 2004–2013

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YFZ 450	2012-2013
YAMAHA	YFZ 450	2004-2013
YAMAHA	YFZ R 450	2009-2020
YAMAHA	YFZ 450	2004-2009
KAWASAKI	KX 125	1982-1985
YAMAHA	YFZ X 450	2009-2015
YAMAHA	YFZ R 450	2009-2015

Shipping & Delivery

How long will my item take to arrive?

Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

Where do you ship to?

We currently only ship orders within the UK.

How can I track my order?

Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

Can I collect my order?

Unfortunately we do not offer order collections from our fulfilment centre.