Hydraulic Pump Caterpillar D8R 139-4151 / 421-1808
Ramp offers to buy: Hydraulic Pump 139-4151 / 421-1808 for Caterpillar D8R Bulldozer
✅ In stock – order now
📄 Product Description:
OEM-quality hydraulic pump designed for the Caterpillar D8R bulldozer. This high-pressure pump delivers stable hydraulic flow to key systems including blade lift/tilt, ripper, and steering hydraulics. Engineered for maximum durability, strong output, and consistent performance in heavy-duty earthmoving, mining, and large construction operations.
🔧 Compatibility (Applications):
Applicable Model:
Part Numbers:
Type: Hydraulic Main Pump
Function: Supplies high-pressure hydraulic power to main operational systems.
🔁 Cross-reference / OEM Numbers:
139-4151, 1394151,
421-1808, 4211808,
and equivalent CAT hydraulic pump references.
🛠 Specifications:
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Manufacturer: OEM / Caterpillar-approved supplier
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Category: High-pressure hydraulic pump
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Condition: New replacement
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Design: Heavy-duty axial/gear pump (model-dependent)
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Performance: Stable flow under extreme load cycles
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Housing: Reinforced high-strength steel
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Packaging: Export-grade wooden crate with internal protection
⭐️ Key Features:
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Direct-fit replacement for CAT D8R
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Reliable hydraulic power for blade and ripper systems
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Long service life in high-load environments
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Factory-calibrated to meet CAT OEM specifications
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Suitable for mining, large civil works, and 24/7 heavy-duty operation