Name: Piston Kit 98-01 YZ125 54.00 A, Wossner 8091DA Yamaha MX 4XM-11631-30-A0
Brand: Wossner
SKU: 56-W726.A.WO
Price: 126.8 GBP
Availability: InStock

Piston Kit 98-01 YZ125 54.00 A, Wossner 8091DA Yamaha MX 4XM-11631-30-A0

Wossner
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Description

This Wossner piston kit with a 54.00mm bore is designed for Yamaha YZ125 and WR125 models from 1998 to 2001. Precision-forged in Germany, it delivers exceptional strength, heat dissipation, and reliability for two-stroke performance applications.

Features

Forged piston construction provides high strength and durability
Optimised for effective heat transfer from the combustion chamber to the cylinder wall
Elliptical shape enhances load distribution and reduces risk of piston collapse under heat expansion
Manufactured in Germany for precision and quality

Specifications

Bore size: 54.00 mm
Actual piston size: 53.95 mm
Display (cm³): 125
Stroke (mm): 54.50
Clearance (mm): 0.05
Compression ratio: 2-stroke (Wossner and OEM)
Dome volume: Not specified
Compression height (mm): 28.00
Theoretical weight: Not specified

Cross-Reference OEM Part Numbers

4XM-11631-30-A0
09104819
726M05400

Vehicle Fitments

1998 Yamaha WR125
1998 Yamaha YZ125 Base
1999 Yamaha WR125
1999 Yamaha YZ125 Base
2000 Yamaha WR125
2000 Yamaha YZ125 Base
2001 Yamaha WR125
2001 Yamaha YZ125 Base

Included Components

Piston: Wossner PN# 8091DA
Lock: PN# CW15
Pin: PN# WP032
Ring Set: PN# RSB5400
Rod: PN# P2019

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YZ 125	1996-1997
YAMAHA	YZ 125	2001
YAMAHA	YZ 125	1998-2001
YAMAHA	YZ 125	1998-2000
YAMAHA	YZ 125	1997-2000
GAS-GAS	MX 125	2000-2001
GAS-GAS	MC 125	2000-2001
GAS-GAS	EC 125	2000-2001
YAMAHA	YZ 125	1997-2001

Piston Kit 98-01 YZ125 54.00 A, Wossner 8091DA Yamaha MX 4XM-11631-30-A0

Wossner
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Product form

This Wossner piston kit with a 54.00mm bore is designed for Yamaha YZ125 and WR125 models from 1998 to 2001.... Read more

1 in stock 1-2 business days

£126.80 Incl. VAT

Guaranteed secure & safe checkout.

SKU: 56-W726.A.WO

Free shipping on all orders above £75

No hassle returns within 30 days

Description

This Wossner piston kit with a 54.00mm bore is designed for Yamaha YZ125 and WR125 models from 1998 to 2001. Precision-forged in Germany, it delivers exceptional strength, heat dissipation, and reliability for two-stroke performance applications.

Features

Forged piston construction provides high strength and durability
Optimised for effective heat transfer from the combustion chamber to the cylinder wall
Elliptical shape enhances load distribution and reduces risk of piston collapse under heat expansion
Manufactured in Germany for precision and quality

Specifications

Bore size: 54.00 mm
Actual piston size: 53.95 mm
Display (cm³): 125
Stroke (mm): 54.50
Clearance (mm): 0.05
Compression ratio: 2-stroke (Wossner and OEM)
Dome volume: Not specified
Compression height (mm): 28.00
Theoretical weight: Not specified

Cross-Reference OEM Part Numbers

4XM-11631-30-A0
09104819
726M05400

Vehicle Fitments

1998 Yamaha WR125
1998 Yamaha YZ125 Base
1999 Yamaha WR125
1999 Yamaha YZ125 Base
2000 Yamaha WR125
2000 Yamaha YZ125 Base
2001 Yamaha WR125
2001 Yamaha YZ125 Base

Included Components

Piston: Wossner PN# 8091DA
Lock: PN# CW15
Pin: PN# WP032
Ring Set: PN# RSB5400
Rod: PN# P2019

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
YAMAHA	YZ 125	1996-1997
YAMAHA	YZ 125	2001
YAMAHA	YZ 125	1998-2001
YAMAHA	YZ 125	1998-2000
YAMAHA	YZ 125	1997-2000
GAS-GAS	MX 125	2000-2001
GAS-GAS	MC 125	2000-2001
GAS-GAS	EC 125	2000-2001
YAMAHA	YZ 125	1997-2001

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.