In StockPiston Kit With Ring Set YM123907-22081 YM123907-22050 for Komatsu Backhoe WB140-2N WB150-2N Komatsu Engine 4D106 Yanmar Engine 4TNV106
For KomatsuPiston Ring

Piston Ring YM123907-22081 for Komatsu

OEM / REF: YM123907-22081SKU: pilotpart265992

Piston Kit With Ring Set YM123907-22081 YM123907-22050 for Komatsu Backhoe WB140-2N WB150-2N Komatsu Engine 4D106 Yanmar Engine 4TNV106 is a Piston Ring replacement part indexed for Part Number and Komatsu Backhoe WB140-2N WB150-2N Komatsu Engine 4D106 Yanmar Engine 4TNV106 Piston Kit With Ring Set YM123907-22081,YM...

Stock
In stock
Condition
New
Fitment
Komatsu Engine Spare Parts
Category
Piston Ring
  • Fitment support before you order
  • Worldwide delivery options

Piston Ring Description

This Piston Ring is indexed for Part Number; Komatsu Backhoe WB140-2N WB150-2N Komatsu Engine 4D106 Yanmar Engine 4TNV106 Piston Kit With Ring Set YM123907-22081,YM123907-22050; Model: Komatsu Backhoe WB140-2N,WB140PS-2N,WB150-2N,WB150AWS-2N,WB150PS-2N Engine: Komatsu Engine 4D106,Yanmar Engine 4TNV106 OEM: YM123907-22081,YM123907-22050,12390722081,12390722050 This Item Includes: 4 PCS Piston(Clip*8 Units Pin*4 Units) YM123907-22081 4 PCS Piston Ring for 4 Cylinder YM123907-22050 Details: Yanmar Engine Models: 4TNV106T-XTBL2 4TNV106T 4TNV106-GGB1 4TNV106-GGB1B 4TNV106T-GGB1 4TNV106T-GGE 4TNV106T-GGL 4TNV106T-XTBL1 4TNV106T-XTBL(*) Komatsu Engine Model: 4D106. Compare reference number YM123907-22081 against the label on your existing Komatsu component before ordering.

Additional cross references on file: YM123907-22050, 12390722081, 12390722050. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Applications

  • Part Number
  • Komatsu Backhoe WB140-2N WB150-2N Komatsu Engine 4D106 Yanmar Engine 4TNV106 Piston Kit With Ring Set YM123907-22081,YM123907-22050
  • Model: Komatsu Backhoe WB140-2N,WB140PS-2N,WB150-2N,WB150AWS-2N,WB150PS-2N Engine: Komatsu Engine 4D106,Yanmar Engine 4TNV106 OEM: YM123907-22081,YM123907-22050,12390722081,12390722050 This Item Includes: 4 PCS Piston(Clip*8 Units Pin*4 Units) YM123907-22081 4 PCS Piston Ring for 4 Cylinder YM123907-22050 Details: Yanmar Engine Models: 4TNV106T-XTBL2 4TNV106T 4TNV106-GGB1 4TNV106-GGB1B 4TNV106T-GGB1 4TNV106T-GGE 4TNV106T-GGL 4TNV106T-XTBL1 4TNV106T-XTBL(*) Komatsu Engine Model: 4D106

Specifications

Part NumberYM123907-22081,YM123907-22050,12390722081,12390722050

Fitment Notes

Brand or application signal
Komatsu Engine Spare Parts
Product family
Piston Ring
System category
Engine Spare Parts > Cylinder Components > Piston Ring
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.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.