How do I confirm pilotpart099021-01 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

Automatic Voltage Regulator AVR R438 for Leroy Somer Generator

Replacement Parts

Engine Assembly

Engine Assembly 60-Day

Q: What part numbers are associated with this Engine Assembly?

60-Day, 15531-64016, 15531-64017, 6A830-59250, 15531-64601, RS5101, K008-3, K008-5, U10-5, B2400, B2601, B2650

OEM / REF: 60-DaySKU: pilotpart099021-01

Engine Assembly 60-Day is listed under Machinery & Equipment > Engine Assembly with catalog data including Part Number: R438. Verify fitment for Machinery & Equipment applications using the OEM number, mounting points, and photos of your existing part.

Stock: In stock
Condition: New
Fitment: Machinery & Equipment applications
Category: Engine Assembly

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$145.99USD/EA

~~$31,599.00~~Save 100%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 21 – Oct 28
10	Oct 19 – Oct 26
50	Oct 17 – Oct 24

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.

Engine Assembly Description

This Engine Assembly is indexed for Part Number. Compare reference number 60-Day against the label on your existing component before ordering.

Additional cross references on file: 15531-64016, 15531-64017, 6A830-59250. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

60-Day 15531-64016 15531-64017 6A830-59250 15531-64601 RS5101 K008-3 K008-5U10-5B2400 B2601 B2650

Applications

Part Number

Specifications

Part Number	R438

Fitment Notes

Brand or application signal: Machinery & Equipment applications
Product family: Engine Assembly
System category: Machinery & Equipment > Engine & Power Systems > Engine Assembly
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.