Skip to product information
Piston Ring Set 15442-21050 for Kubota diesel engines and tractors — 15442-21050 | Northline Parts

Piston Ring Set 15442-21050 for Kubota D950 V1200 Diesel Engines

SKU: NLT2T01172
$37.69 In Stock
$37.69
Sale price  $37.69 Regular price 
Ships for free in 2–4 business days.
Restore cylinder sealing during a properly diagnosed Kubota diesel engine overhaul with piston rings referenced 15442-21050. Measure the bore and piston before ordering.
Estimated delivery between
Shop at Northline Parts Best Customer Service Best Online Parts

Let Northline Parts Do the Heavy Lifting for You!

Not sure which part you need? Our team can help you find the right replacement.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
Compatible Equipment / Model Applicable Models and Important Details
Kubota diesel engines and tractors D950, V1200 and EA300 applications advertised; tractor B2150D/B2150E only after matching engine and piston version

Product Overview

Worn piston rings may contribute to low compression, blow-by and increased oil consumption. Cylinder wear, valve sealing and incorrect ring clearance can produce the same symptoms.

Key Features & Performance

  • Reference/application: 15442-21050
  • Equipment: Kubota diesel engines and tractors
  • Customer-focused replacement intended to address the specific issue described below

When to Consider Replacement

Restore cylinder sealing during a properly diagnosed Kubota diesel engine overhaul with piston rings referenced 15442-21050. Measure the bore and piston before ordering.

Replaces / Cross-References

  • 15442-21050

Verified Reference & Fitment Details

Selected Kubota D950 and V1200 75mm standard-bore engines in B-series tractors, F2000/F2100 and KH mini excavators, subject to exact piston size

IMPORTANT: 15442-21050 is an individual ring reference included in certain sets, not an interchangeable part number for all other rings in the same set; verify kit contents and bore size.

Fitment & Compatibility Notes

Check cylinder bore diameter, ring widths, piston groove and whether listing quantity covers one piston or an entire engine.

Frequently Asked Questions

Is this an OEM part? No. This is an aftermarket replacement; any manufacturer or OE numbers are identification references, not a claim of OEM manufacture.

How can I confirm this is right for my machine? Check cylinder bore diameter, ring widths, piston groove and whether listing quantity covers one piston or an entire engine.

Part Summary

keywords: 15442-21050 replacement, Kubota diesel engines and tractors piston ring set 15442-21050, Piston Ring Set 15442-21050 replacement, D950 replacement part

Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.

Customers also purchased