How do I confirm pilotpart379161 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

Top Roller 21U-30-31201 for Komatsu PC27MR-2 PC27MR-3 PC30MR-1 PC30MR-2 PC30MR-3 PC30MR-5 PC35MR-2 PC35MR-3 PC35MR-5 PC38UU-3

For Komatsu Carrier Roller

Carrier Roller 20N3031200 for Komatsu PC27MR-2

Q: What part numbers are associated with this Carrier Roller?

20N3031200, 20N3071200, 21U-30-31201, PC27MR-2-A, PC27MR-2-B, PC27MR-3, PC27MRX-1, PC30MR-1, PC30MR-2, PC30MR-3, PC30MR-5, PC35MR-2

OEM / REF: 20N3031200SKU: pilotpart379161

Top Roller 21U-30-31201 for Komatsu PC27MR-2 PC27MR-3 PC30MR-1 PC30MR-2 PC30MR-3 PC30MR-5 PC35MR-2 PC35MR-3 PC35MR-5 PC38UU-3 is a Carrier Roller replacement part indexed for Komatsu PC27MR-2 and Komatsu PC27MR-2-A, with 3 application records on file. Match OEM part number 20N3031200 and confirm fitment for Komatsu...

Stock: In stock
Condition: New
Fitment: Komatsu Transmission & Undercarriage Parts
Category: Carrier Roller

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$230.46USD/EA

~~$26,499.00~~Save 99%

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.

Carrier Roller Description

This Carrier Roller is indexed for Komatsu PC27MR-2; Komatsu PC27MR-2-A; Komatsu PC27MR-2-B; Komatsu PC27MR-3. Compare reference number 20N3031200 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 20N3071200, 21U-30-31201, PC27MR-2-A. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

20N3031200 20N3071200 21U-30-31201 PC27MR-2-A PC27MR-2-B PC27MR-3 PC27MRX-1 PC30MR-1 PC30MR-2 PC30MR-3 PC30MR-5 PC35MR-2

Applications

Komatsu PC27MR-2
Komatsu PC27MR-2-A
Komatsu PC27MR-2-B
Komatsu PC27MR-3
Komatsu PC27MRX-1
Komatsu PC30MR-1
Komatsu PC30MR-2
Komatsu PC30MR-3
Komatsu PC30MR-5
Komatsu PC35MR-2
Komatsu PC35MR-3
Komatsu PC35MR-5
Komatsu PC38UU-3
Komatsu s: Fit For Komatsu Excavator:PC27MR-2, PC27MR-2-A, PC27MR-2-B, PC27MR-3, PC27MRX-1, PC30MR-1, PC30MR-2, PC30MR-3, PC30MR-5, PC35MR-2, PC35MR-3, PC35MR-5, PC38UU-3

Specifications

Part Number	20N3031200, 20N-30-31200, 20N3071200, 20N-30-71200, 21U-30-31201, 21U3031201

Fitment Notes

Brand or application signal: Komatsu Transmission & Undercarriage Parts
Product family: Carrier Roller
System category: Transmission & Undercarriage Parts > Crawler Undercarriage Parts > Carrier Roller
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.