Komatsu WB140-2 seal kit
878000487 seal kit
Komatsu WB140-2 and WB150-2 backhoe loader bucket cylinder hydraulic service repair kit
Komatsu 878000487 backhoe loader hydraulic cylinder seal kit packaging and part label
Heavy duty PU bucket cylinder oil seals and O-rings in Komatsu 878000487 repair kit
878000487 Hydraulic Bucket Cylinder Seal Kit for Komatsu WB140-2 WB150-2 Backhoe Loader
Komatsu WB140-2 seal kit
878000487 seal kit
Komatsu WB140-2 and WB150-2 backhoe loader bucket cylinder hydraulic service repair kit
Komatsu 878000487 backhoe loader hydraulic cylinder seal kit packaging and part label
Heavy duty PU bucket cylinder oil seals and O-rings in Komatsu 878000487 repair kit
878000487 Hydraulic Bucket Cylinder Seal Kit for Komatsu WB140-2 WB150-2 Backhoe Loader

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878000487 Hydraulic Bucket Cylinder Repair Kit for Komatsu WB140-2 WB150-2 Backhoe Loader

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$50.00 inc. VAT
-33% $75.00 $50.00 inc. VAT
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Product Description
Restore full breakout force and eliminate hydraulic fluid leaks in your backhoe loader with this premium Hydraulic Bucket Cylinder Seal Kit, specifically engineered for Komatsu WB140-2 and WB150-2 Backhoe Loaders.
Manufactured to meet or exceed strict OEM specifications, this heavy-duty cylinder repair kit provides outstanding pressure retention, oil tolerance, and thermal durability, effectively stopping oil leaks and preventing cylinder drift during demanding digging, loading, and excavation operations.
Technical Specifications:
Brand Compatibility: Komatsu
Compatible Equipment Models: WB140-2, WB150-2 Backhoe Loaders
Application Location: Backhoe Bucket / Front Loader Bucket Hydraulic Cylinder
OEM Part Number: 878000487
Why Choose Our Komatsu Backhoe Seal Kits?
Premium Heavy-Duty Elastomers: Built with high-grade Polyurethane (PU), durable NBR rubber, and PTFE wear rings to withstand extreme pressure spikes, continuous shock loads, and high fluid temperatures.
Exact OEM Fit: Precision-engineered tolerances guarantee an exact drop-in replacement, reducing repair shop downtime and securing a 100% leak-proof seal.
Built for Heavy Earthmoving: Designed to endure harsh field environments, dirt, and abrasive dust, extending the operational life of your hydraulic cylinder.
Important Fitment Note:
This seal kit is designed specifically for the bucket cylinder on Komatsu WB140-2 and WB150-2 backhoe loaders. Please cross-check your original cylinder part number (878000487) or machine serial number prior to ordering to guarantee 100% compatibility.

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Your product is covered by a 12 month Warranty or more if you opted for the extended warranty. Make sure you register your product.