How do I confirm pilotpart331859 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

All Balls Wheel Bearing and Seal Kit 25-1252 25-1092 for Yamaha Motorcycle YZ400F WR250F WR400F YZ125X YZ250F YZ450FX

For Yamaha Bearing, Gear & Shaft

Bearing, Gear & Shaft 25-1092 for Yamaha

OEM / REF: 25-1092SKU: pilotpart331859

All Balls Wheel Bearing and Seal Kit 25-1252 25-1092 for Yamaha Motorcycle YZ400F WR250F WR400F YZ125X YZ250F YZ450FX is a Bearing, Gear & Shaft replacement part for Yamaha Transmission & Undercarriage Parts, categorized under Transmission & Undercarriage Parts > Bearing, Gear & Shaft. Use OEM part number 25-1092 an...

Stock: In stock
Condition: New
Fitment: Yamaha Transmission & Undercarriage Parts
Category: Bearing, Gear & Shaft

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$24.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 22 – Aug 29
10	Aug 20 – Aug 27
50	Aug 18 – Aug 25

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Bearing, Gear & Shaft Description

This Bearing, Gear & Shaft is indexed for Yamaha s: Fit For Yamaha Motorcycle: 2008-2020 Yamaha WR250 R DUAL SPORT 2001-2021 Yamaha WR250F 2008-2011 Yamaha WR250X Supermoto 1999-2000 Yamaha WR400F 2001-2002 Yamaha WR426F 2003-2021 Yamaha WR450F 1999-2022 Yamaha YZ125 2020-2022 Yamaha YZ125X 1999-2022 Yamaha YZ250 2001-2008 Yamaha YZ250F 2015-2021 Yamaha YZ250FX 2016-2022 Yamaha YZ250X 1999 Yamaha YZ400F 2000-2002 Yamaha YZ426F 2003-2008 Yamaha YZ450F 2016-2022 Yamaha YZ450FX. Compare reference number 25-1092 against the label on your existing Yamaha component before ordering.

Additional cross references on file: 251252. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

25-1092 251252

Applications

Yamaha s: Fit For Yamaha Motorcycle: 2008-2020 Yamaha WR250 R DUAL SPORT 2001-2021 Yamaha WR250F 2008-2011 Yamaha WR250X Supermoto 1999-2000 Yamaha WR400F 2001-2002 Yamaha WR426F 2003-2021 Yamaha WR450F 1999-2022 Yamaha YZ125 2020-2022 Yamaha YZ125X 1999-2022 Yamaha YZ250 2001-2008 Yamaha YZ250F 2015-2021 Yamaha YZ250FX 2016-2022 Yamaha YZ250X 1999 Yamaha YZ400F 2000-2002 Yamaha YZ426F 2003-2008 Yamaha YZ450F 2016-2022 Yamaha YZ450FX

Fitment Notes

Brand or application signal: Yamaha Transmission & Undercarriage Parts
Product family: Bearing, Gear & Shaft
System category: Transmission & Undercarriage Parts > Transmission Parts > Bearing, Gear & Shaft
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.