Komatsu WA250-3MC Wheel Loader Crankshaft Parts
Komatsu WA250-3MC crankshaft parts for machine serial A71001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Engine / Crankshaft.
Checking current purchase options...
Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 32 part occurrences
Select any parts and adjust quantities. Store products go to your cart; parts without a store match go into a quote request. Each button handles only its matching selections.
| Line | Part number | Description | Qty | Order qty | Purchase options | |
|---|---|---|---|---|---|---|
| 0 | CRANKSHAFT ASSEMBLY | 1 | View product ↗ | |||
| 1 | GEAR, CRANKSHAFT | 1 | Request quote | |||
| 2 | CRANKSHAFT | 1 | Request quote | |||
| 3 | PIN, DOWEL | 1 | Request quote | |||
| 4 | SET, MAIN BEARING - STANDARD | 1 | View product ↗ | |||
| 4 | BEARING, MAIN UPPER | 6 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | View product ↗ | |||
| 6 | BEARING, LOWER | 7 | View product ↗ | |||
| 8 | SET, MAIN BEARING - 0.25MM OVER | 1 | View product ↗ | |||
| 4 | BEARING, MAIN UPPER | 6 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 7 | Request quote | |||
| 12 | SET, MAIN BEARING - 0.50MM OVER | 1 | View product ↗ | |||
| 4 | BEARING, MAIN UPPER | 6 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 7 | Request quote | |||
| 16 | SET, MAIN BEARING - 0.75MM OVER | 1 | View product ↗ | |||
| 4 | BEARING, MAIN UPPER | 6 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 7 | Request quote | |||
| 20 | SET, MAIN BEARING - 1.00MM OVER | 1 | View product ↗ | |||
| 4 | BEARING, MAIN UPPER | 6 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 7 | Request quote | |||
| 24 | SET, CRANKSHAFT THRUST BRG - 0.50MM OVER | 1 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 1 | Request quote | |||
| 27 | SET, CRANKSHAFT THRUST BRG - 1.00MM OVER | 1 | View product ↗ | |||
| 5 | BEARING, THRUST | 1 | Request quote | |||
| 6 | BEARING, LOWER | 1 | Request quote | |||
| 7 | KIT, FRONT CRANK SLEEVE | 1 | View product ↗ | |||
| 8 | KIT, REAR CRANK SLEEVE | 1 | View product ↗ |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
Using Komatsu WA250-3MC Wheel Loader Crankshaft Parts
Use the Komatsu WA250-3MC Wheel Loader Crankshaft Parts listing to identify aftermarket replacement parts within the engine section. This wheel loader application is listed for machine serial A71001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 32 listed part occurrences, including crankshaft assembly (reference 6736-31-1100), gear, crankshaft (reference 6732-31-1211) and crankshaft (reference NSS). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
Use the section and assembly descriptions together with the stated machine application. Preserve location, option and revision notes shown beside each part number when selecting a replacement or preparing a quote.
Catalog quantities describe the illustrated assembly. Adjust the order quantity to what you need, select the relevant rows, and use Add selected to cart for verified store matches or Add selected to quote for quote items. The diagram alone does not establish current stock or part interchangeability.