How do I confirm pilotpart507674 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

3 Pcs Piston Kit for Kubota D1503 Engine KX91-3 U35 Excavators R420 R420 Loaders L2900 L3000 L3010 L3130 Tractors

For Kubota Rings

Rings 1A021-21112 for Kubota

OEM / REF: 1A021-21112SKU: pilotpart507674

Kubota Rings 1A021-21112 is listed under Machinery & Equipment > Rings with catalog data including Pitson: TL: 80.0mm Piston Pin: 25. 0x64.0mm; Ring: 2.5Hx2.0x4.0mm; Package included: STD Engine Piston Kit: 3 Pieces STD Piston 3 Pieces STD Piston Pin 3 Pairs STD Piston Clip. Verify fitment for Kubota...

Stock: In stock
Condition: New
Fitment: Kubota Machinery & Equipment
Category: Rings

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$143.00USD/EA

~~$29,899.00~~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

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.

Rings Description

Catalog specifications for SKU pilotpart507674 include Pitson: TL: 80.0mm Piston Pin: 25. 0x64.0mm; Ring: 2.5Hx2.0x4.0mm; Package included: STD Engine Piston Kit: 3 Pieces STD Piston 3 Pieces STD Piston Pin 3 Pairs STD Piston Clip; Part Number (Piston): 1A021-21112. The part is grouped under Machinery & Equipment > Engine & Power Systems > Rings for Kubota Machinery & Equipment buyers comparing OEM 1A021-21112.

Additional cross references on file: 1A024-21050 (). If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

1A021-21112 1A024-21050 ()

Specifications

Pitson	TL: 80.0mm<br />Piston Pin: 25. 0x64.0mm
Ring	2.5Hx2.0x4.0mm
Package included	STD Engine Piston Kit: 3 Pieces STD Piston<br />3 Pieces STD Piston Pin<br />3 Pairs STD Piston Clip
Part Number (Piston)	1A021-21112
Part Number (Rings)	1A024-21050 ()
Part Number	Piston: 1A021-21112 Rings: 1A024-21050 ()

Fitment Notes

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