How do I confirm pilotpart905875-9128036270328 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

Replacement Parts

Idler Pulley

Idler Pulley 604219

OEM / REF: 604219SKU: pilotpart905875-9128036270328

Flat Idler Pulley 604219 31406075F for Hustler RAPTOR 42" 52" SD 48" BigDog Mower is a Idler Pulley replacement part for Transmission & Undercarriage Parts applications, categorized under Transmission & Undercarriage Parts > Idler Pulley. Use OEM part number 604219 and confirm machine model, engine model, and serial...

Stock: In stock
Condition: New
Fitment: Transmission & Undercarriage Parts applications
Category: Idler Pulley

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$33.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 24 – Oct 31
10	Oct 22 – Oct 29
50	Oct 20 – Oct 27

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Idler Pulley Description

This Idler Pulley is indexed for s: Fit for Hustler Mower: RAPTOR 42", RAPTOR 52", RAPTOR SD 48" Fit for BigDog Mower. Compare reference number 604219 against the label on your existing component before ordering.

Before checkout, compare OEM part number 604219, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

604219

Applications

s: Fit for Hustler Mower: RAPTOR 42", RAPTOR 52", RAPTOR SD 48" Fit for BigDog Mower

Fitment Notes

Brand or application signal: Transmission & Undercarriage Parts applications
Product family: Idler Pulley
System category: Transmission & Undercarriage Parts > Transmission Parts > Idler Pulley
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.