Name: Piston Kit XR400 TRX400 85.50, Forged Wossner 8604D050
Brand: Wossner
SKU: 56-W4606+050.WO
Price: 202.09 GBP
Availability: InStock

Piston Kit XR400 TRX400 85.50, Forged Wossner 8604D050

Wossner
Share
- WhatsApp
- Deel
- X
- Pin it
- Messenger
- Email

Description

Wössner forged piston kit with an 85.50mm bore, designed for Honda XR400R motorcycles and TRX400 series ATVs. Manufactured in Germany, this high-performance piston enhances strength, heat transfer, and durability. The elliptical design ensures uniform bearing surface distribution, reducing localized pressure and preventing piston collapse.

Features

Forged construction for superior strength and durability
Optimized heat transfer to cylinder walls
Elliptical design for uniform bearing surface under heat expansion
Increased compression ratio for improved engine performance
Made in Germany

Specifications

Bore: 85.50mm (85.44mm actual)
Display: 397 cm³
Stroke: 70.00mm
Clearance: 0.06mm
Wössner Compression Ratio: 11.00:1
OEM Compression Ratio: 10.00:1
Dome Volume: +3.20 cm³

Cross-Reference OEM Part Numbers

Wössner Piston: 8604D050
Lock: CW20
Pin: WP052
Ring Set: 855XSY
Rod: P4021

Vehicle Fitments

Honda XR400R (1996-2004)
Honda TRX400EX (1999-2008)
Honda TRX400X (2009-2012)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	XR 400	1996-2004
HONDA	XR R 400	1996-2004
HONDA	TRX EX 400	1999-2008

Piston Kit XR400 TRX400 85.50, Forged Wossner 8604D050

Wossner
Share
- WhatsApp
- Deel
- X
- Pin it
- Messenger
- Email

Product form

Wössner forged piston kit with an 85.50mm bore, designed for Honda XR400R motorcycles and TRX400 series ATVs. Manufactured in Germany,... Read more

1 in stock 1-2 business days

£202.09 Incl. VAT

Guaranteed secure & safe checkout.

SKU: 56-W4606+050.WO

Free shipping on all orders above £75

No hassle returns within 30 days

Description

Wössner forged piston kit with an 85.50mm bore, designed for Honda XR400R motorcycles and TRX400 series ATVs. Manufactured in Germany, this high-performance piston enhances strength, heat transfer, and durability. The elliptical design ensures uniform bearing surface distribution, reducing localized pressure and preventing piston collapse.

Features

Forged construction for superior strength and durability
Optimized heat transfer to cylinder walls
Elliptical design for uniform bearing surface under heat expansion
Increased compression ratio for improved engine performance
Made in Germany

Specifications

Bore: 85.50mm (85.44mm actual)
Display: 397 cm³
Stroke: 70.00mm
Clearance: 0.06mm
Wössner Compression Ratio: 11.00:1
OEM Compression Ratio: 10.00:1
Dome Volume: +3.20 cm³

Cross-Reference OEM Part Numbers

Wössner Piston: 8604D050
Lock: CW20
Pin: WP052
Ring Set: 855XSY
Rod: P4021

Vehicle Fitments

Honda XR400R (1996-2004)
Honda TRX400EX (1999-2008)
Honda TRX400X (2009-2012)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	XR 400	1996-2004
HONDA	XR R 400	1996-2004
HONDA	TRX EX 400	1999-2008

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.