In Stock5 Pairs 1 Set Main Bearing YM129001-02931 YM129150-02871 For Kobelco Excavator SK45SR-2 SK50UR-3 Yanmar Engine 4TNE88 Komatsu Engine 4D88E
For KobelcoMain & Con Rod Bearings

Main and Con Rod Bearings YM129001-02931 for Kobelco

OEM / REF: YM129001-02931SKU: pilotpart233568

5 Pairs 1 Set Main Bearing YM129001-02931 YM129150-02871 For Kobelco Excavator SK45SR-2 SK50UR-3 Yanmar Engine 4TNE88 Komatsu Engine 4D88E is a Main and Con Rod Bearings replacement part indexed for Part Number and Kobelco Excavator SK45SR-2 SK50UR-3 Yanmar Engine 4TNE88 Komatsu Engine 4D88E Main Bearing 5 Pairs 1 S...

Stock
In stock
Condition
New
Fitment
Kobelco Engine Spare Parts
  • Fitment support before you order
  • Worldwide delivery options

Main & Con Rod Bearings Description

This Main & Con Rod Bearings is indexed for Part Number; Kobelco Excavator SK45SR-2 SK50UR-3 Yanmar Engine 4TNE88 Komatsu Engine 4D88E Main Bearing 5 Pairs 1 Set YM129001-02931 YM129150-02871; Enigine:Yanmar Engine 4TNE88 Komatsu Engine 4D88E Mode:Kobelco Excavator SK45SR-2 SK50UR-3 Including: Main Bearing*5 Pairs Details: YANMAR Engine Models: 4TNE88-ACG 4TNE88-AGD 4TNE88-EAD 4TNE88-EFL 4TNE88-YS 4TNE88-ACGD 4TNE88-BEN 4TNE88-EAD1 4TNE88-EG1A 4TNE88-IKA 4TNE88-AD 4TNE88-BUE 4TNE88-EADS 4TNE88-GR 4TNE88-LAN 4TNE88-ADEL 4TNE88-EACG 4TNE88-EC1MC 4TNE88-HP 4TNE88-M-EK 4TNE88-MS 4TNE88-NSW 4TNE88-SA 4TNE88-ETB 4TNE88-EYBC 4TNE88-NS 4TNE88-PG 4TNE88-TB 4TNE88-ETBZ 4TNE88-ETB1 4TNE88-NSR 4TNE88-P2 4TNE88-TB1 KOMATSU ENGINE Model: 4D88E-3A 4D88E-3C 4D88E-3H 4D88E-3F 4D88E-3C-04 4D88E-3B 4D88E-3GB 4D88E-3D 4D88E-3C-M 4D88E. Compare reference number YM129001-02931 against the label on your existing Kobelco component before ordering.

Additional cross references on file: YM129150-02871One, 4TNE88, 4D88E. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Applications

  • Part Number
  • Kobelco Excavator SK45SR-2 SK50UR-3 Yanmar Engine 4TNE88 Komatsu Engine 4D88E Main Bearing 5 Pairs 1 Set YM129001-02931 YM129150-02871
  • Enigine:Yanmar Engine 4TNE88 Komatsu Engine 4D88E Mode:Kobelco Excavator SK45SR-2 SK50UR-3 Including: Main Bearing*5 Pairs Details: YANMAR Engine Models: 4TNE88-ACG 4TNE88-AGD 4TNE88-EAD 4TNE88-EFL 4TNE88-YS 4TNE88-ACGD 4TNE88-BEN 4TNE88-EAD1 4TNE88-EG1A 4TNE88-IKA 4TNE88-AD 4TNE88-BUE 4TNE88-EADS 4TNE88-GR 4TNE88-LAN 4TNE88-ADEL 4TNE88-EACG 4TNE88-EC1MC 4TNE88-HP 4TNE88-M-EK 4TNE88-MS 4TNE88-NSW 4TNE88-SA 4TNE88-ETB 4TNE88-EYBC 4TNE88-NS 4TNE88-PG 4TNE88-TB 4TNE88-ETBZ 4TNE88-ETB1 4TNE88-NSR 4TNE88-P2 4TNE88-TB1 KOMATSU ENGINE Model: 4D88E-3A 4D88E-3C 4D88E-3H 4D88E-3F 4D88E-3C-04 4D88E-3B 4D88E-3GB 4D88E-3D 4D88E-3C-M 4D88E

Specifications

Part NumberYM12900102931,YM12915002871,12900102931,12915002871

Fitment Notes

Brand or application signal
Kobelco Engine Spare Parts
Product family
Main & Con Rod Bearings
System category
Engine Spare Parts > Block & Internal Parts > Main & Con Rod Bearings
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

Send machine details before ordering high-risk parts.