Maintain peak hydraulic efficiency in your Caterpillar track-type tractors with this precision-engineered Hydraulic Piston Pump GP (3041122 / 304-1122). Manufactured to exceed OEM durability standards, this aftermarket solution delivers uncompromised performance for demanding earthmoving operations.
✅ Expanded Compatibility List
Fits Caterpillar Models:
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D10N (S/N: 3WN1-UP, 4FK1-UP, 9WZ1-UP, 8PC1-UP)
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D10R (S/N: 4YW1-UP, MJP1-UP, DGF1-UP, LHH1-UP)
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D10T Series II (S/N: B9L, B9M)
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D10R XR (S/N: RAL, RAM)
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D10N OROPS/ROPS Configurations
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D10R Cab Models with HV Hydraulic Systems
⚙️ Engineering Specifications
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Piston Type: 9-piston axial design
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Operating Pressure: 5,075 PSI (350 bar) continuous
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Displacement: 56 cm³/rev (3.42 in³/rev)
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Speed Range: 800-2,400 RPM
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Fluid Compatibility: CAT HYDO Advanced™ 10W, ISO VG 46
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Port Configuration: 1-1/4″ SAE straight thread (ORB)
🔧 Performance Advantages
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Zero-Pulsation Technology: Minimizes hydraulic hammer effect
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Thermal Management: Hardened steel swashplate withstands 250°F+
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Anti-Cavitation Design: Precision-machined cylinder blocks
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Quick-Connect Seals: Triple-lip shaft seal (Nitrile/FKM)
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Plug-and-Play Installation: No system recalibration required
⚠️ Critical Failure Indicators
Immediate replacement recommended when observing:
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Erratic blade/ripper response
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Audible knocking during operation
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Hydraulic oil overheating (>200°F)
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Contaminated fluid (ISO 18/15 levels)
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Pressure drop exceeding 15%#
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