Komatsu WA380-1LC Fig No. 3121 Front Axle Wheel Brake Parts
Komatsu WA380-1LC fig no. 3121 front axle wheel brake parts for machine serial A45001-UP. View this configuration's diagram, part numbers, quantities and options; shop or request a quote.
Catalog configuration: Drive Shaft, Axles Wheels & Brake Systems / Fig No. 3121 Front Axle Wheel Brake.
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Aftermarket parts reference illustration · Click to enlarge. Actual supplied parts may differ.
Assembly parts
Showing all 34 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 | BRAKE ASSY, FRONT WHEELS | 2 | Request quote | |||
| 1 | CYLINDER, LH FRONT WHEEL BRAKE | 1 | Request quote | |||
| 2 | CYLINDER, RH FRONT WHEEL BRAKE | 1 | Request quote | |||
| 2 | PLUG | 2 | Request quote | |||
| 3 | BLEEDER | 2 | Request quote | |||
| 4 | CAP | 2 | View product ↗ | |||
| 5 | PLUG | 4 | View product ↗ | |||
| 6 | O-RING, PLUGF1 | 4 | View product ↗ | |||
| 7 | PISTON | 2 | Request quote | |||
| 8 | SEAL, PISTONF1 | 2 | View product ↗ | |||
| 9 | SEAL, PISTONF1 | 2 | View product ↗ | |||
| 10 | PIN, GUIDE | 16 | Request quote | |||
| 11 | SPRING, GUIDE | 16 | Request quote | |||
| 12 | PIN, DOWEL | 16 | View product ↗ | |||
| 13 | PLUG, GUIDE | 16 | View product ↗ | |||
| 14 | O-RING, GUIDE PLUGF1 | 16 | View product ↗ | |||
| 15 | DISC, BRAKE | 8 | View product ↗ | |||
| 16 | PLATE, BRAKE | 10 | View product ↗ | |||
| 17 | PLATE, BRAKE | 2 | View product ↗ | |||
| 18 | GEAR | 2 | Request quote | |||
| 19 | BOLT | 30 | View product ↗ | |||
| 20 | WASHER | 30 | View product ↗ | |||
| 21 | GEAR | 2 | Request quote | |||
| 22 | O-RING, CYLINDERF1 | 2 | View product ↗ | |||
| 23 | O-RING, CYLINDERF1 | 2 | View product ↗ | |||
| 24 | BOLT | 24 | View product ↗ | |||
| 25 | WASHER | 24 | View product ↗ | |||
| 27 | SEAL ASSY, FLOATING | 2 | View product ↗ | |||
| 26 | RING, SEAL | 1 | View product ↗ | |||
| 27 | O-RING | 1 | View product ↗ | |||
| 28 | O-RING, CYLINDERF1 | 2 | View product ↗ | |||
| 29 | PLUG (FOR SHIPPING) | 2 | View product ↗ | |||
| 30 | O-RING (FOR SHIPPING) | 2 | View product ↗ | |||
| 33 | SERVICE KIT, FRONT WHEEL BRAKE | 1 | Request quote |
Repeated parts remain separate. Source order is retained; diagram callout mapping has not yet been verified.
Assembly notes
F1 - INCLUDED IN FRONT WHEEL BRAKE SERVICE KIT 423-33-05012.
Using Komatsu WA380-1LC Fig No. 3121 Front Axle Wheel Brake Parts
Use the Komatsu WA380-1LC Fig No. 3121 Front Axle Wheel Brake Parts listing to identify aftermarket replacement parts within the drive shaft, axles wheels & brake systems section. This wheel loader application is listed for machine serial A45001-UP; the diagram and parts table retain the selected configuration and its source notes.
The parts table contains 34 listed part occurrences, including brake assy, front wheels (reference 423-33-11011), cylinder, lh front wheel brake (reference 423-33-11140) and cylinder, rh front wheel brake (reference 423-33-11151). Read any option and reference notes beside these entries before choosing a replacement; repeated references may represent separate positions in the source list.
For axle, driveline and brake-related parts, follow the assembly location and machine serial applicability. Keep front/rear and left/right distinctions, along with any equipment options recorded in the parts list.
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.