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Final Drive Motor Assembly 31Q4-40030 for Hyundai Excavator R140LC-9 R145CR-9 R145LCR-9 ROBEX145LCR-9

Final Drive Motor Assembly 31Q4-40030 for Hyundai Excavator R140LC-9 R145CR-9 R145LCR-9 ROBEX145LCR-9

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SKU#: FPZY2512016
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Product Details

Final Drive Motor Assembly 31Q4-40030 for Hyundai Excavator R140LC-9 R145CR-9 R145LCR-9 ROBEX145LCR-9

Replacement Part Number: 31Q4-40030, 31Q440030

Specification:
Frame Mounting: 20 Holes
Drive Spline: 21 Teeth

Applications:
Fit For Hyundai Excavator: R140LC-9, R145CR-9, R145LCR-9, ROBEX145LCR-9

Product Highlights
Brand: FridayParts
Compatible Model Brand: For HYUNDAI
Model Number: R140LC-9, R145CR-9, R145LCR-9, ROBEX145LCR-9
Replacement Part Number: 31Q4-40030
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Top Reviews

user
Michael R.
Reviewed on 27/01/2026
Solid Quality and Smooth Performance

Installed this final drive motor assembly and I’m very satisfied with the results. The build quality feels solid, installation was straightforward, and it runs smoothly with strong, consistent power. After putting it to work, everything operates quietly and efficiently with no leaks or issues. Overall, it performs exactly as expected and feels reliable for long-term use. Definitely a good purchase and worth recommending.

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