How do I confirm pilotpart384558 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

New Starter Replacement For Yamaha Wolverine 350 1995-2005 Big Bear 400 1997-2012 4KB-81800-00, 4KB-81800-00-00, 4KB-81890-00-00, 5FU-81800-00, FU-81800-00

For Yamaha Starter Motor

Starter Motor 4KB-81890-00-00 for Yamaha YFM35FX Wolverine 04-05

OEM / REF: 4KB-81890-00-00SKU: pilotpart384558

New Starter Replacement For Yamaha Wolverine 350 1995-2005 Big Bear 400 1997-2012 4KB-81800-00, 4KB-81800-00-00, 4KB-81890-00-00, 5FU-81800-00, FU-81800-00 is a Starter Motor replacement part indexed for Part Number and YAMAHA YFM400 Big Bear IRS 4x4 07-12, with 3 application records on file. Match OEM part number 4...

Stock: In stock
Condition: New
Fitment: Yamaha Engine Spare Parts
Category: Starter Motor

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$75.30USD/EA

~~$15,099.00~~Save 100%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 23 – Oct 30
10	Oct 21 – Oct 28
50	Oct 19 – Oct 26

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.

Starter Motor Description

This Starter Motor is indexed for Part Number; YAMAHA YFM400 Big Bear IRS 4x4 07-12; YAMAHA YFM400 Big Bear 4x4 00-08; YAMAHA YFM400 Big Bear 2x4 00-04. Compare reference number 4KB-81890-00-00 against the label on your existing Yamaha component before ordering.

Additional cross references on file: 5FU-81800-00, FU-81800-00. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4KB-81890-00-00 5FU-81800-00 FU-81800-00

Applications

Part Number
YAMAHA YFM400 Big Bear IRS 4x4 07-12
YAMAHA YFM400 Big Bear 4x4 00-08
YAMAHA YFM400 Big Bear 2x4 00-04
YAMAHA YFM35FX Wolverine 04-05
YAMAHA YFM350FW Big Bear 4x4 97-99
YAMAHA YFM350F Wolverine 4x4 95-05

Specifications

UNIT TYPE	PMDD
DESIGN	PMDD
VOLTAGE	12
ROTATION	CW
NUMBER OF TEETH	9
FEATURE 1	100% Top-rated
FEATURE 2	9-Spline Shaft
Part Number	4KB-81890-00-00, 5FU-81800-00, FU-81800-00

Fitment Notes

Brand or application signal: Yamaha Engine Spare Parts
Product family: Starter Motor
System category: Engine Spare Parts > Engine Auxiliary Components > Starter Motor
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.