Bearing Set, Main – STD – 154-1203

For buyers searching by part number or engine application, this page identifies Bearing Set, Main – STD 154-1203 and the Komatsu compatibility data supplied for it. Review the full list before ordering, especially where model suffixes or combined application codes are shown.

Komatsu Fitment Overview

Catalog data currently associates this product with 1 listed Komatsu engine/application: SA6D170E-3A-7 & SAA6D170E-3F-8.

Compatible Engines / Applications

• SA6D170E-3A-7 & SAA6D170E-3F-8

Product Details

• Item: Bearing Set, Main – STD
• Part Number: 154-1203
• Brand / Application Reference: Komatsu
• Catalog Specification: STD specification, Set
• Listed Applications: 1

Service and Replacement Notes

Bearing and main-metal selection depends on the exact engine application and the size or service specification stated in the item name. STD, undersize, oversize, pair, and set references should be matched exactly to the repair requirement. Do not substitute a different size or configuration based only on a similar part description.

Before Ordering

To reduce returns and fitment errors, verify the exact catalog number 154-1203 and your complete engine or equipment identification before ordering. Pay particular attention to suffixes and grouped model designations.