Heavy Equipment Parts Supplier for Mining & Construction Fleets
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Genuine Parts in Stock
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Warehouse Area
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Fast Dispatch
A heavy equipment parts supplier delivers genuine engine and heavy equipment parts for Caterpillar, Komatsu, and Perkins across mining, construction, and energy operations. Choose us for original parts only, 10+ years of global supply experience, competitive quotations, and fast export shipping by air or sea to reduce equipment downtime.


Key Features & Advantages
We specialize in supplying genuine engine and heavy equipment parts for Caterpillar, Komatsu, and Perkins. Our product range covers engines, final drives, hydraulic systems, and power generation components—ensuring reliable performance in mining, construction, and energy industries.
Original parts only
We supply genuine and original parts only, with no aftermarket copies, giving B2B buyers stronger confidence in fit, reliability, and long-term equipment performance.
Multi-brand OEM-grade coverage
Source OEM-grade engine parts and heavy equipment components for Caterpillar, Komatsu, and Perkins from one global spare parts supplier.
Competitive wholesale quotations
Buyers receive competitive quotations for genuine parts, making procurement more efficient for fleet operators, resellers, contractors, and project-based sourcing teams.
Fast export shipping
Fast global shipping by air through FedEx or DHL, or by sea, supports urgent replacement needs and planned replenishment for mining equipment parts and construction equipment parts.
Core Product Scope
Air compressors and supporting equipment, handheld pneumatic rock drills, fully hydraulic drilling rigs, open-air down-the-hole drilling rigs, geothermal water well multi-function drilling rigs, hoses, drill heads, impactors, drill pipes, pneumatic tools, and related accessories.
Manufacturing & Quality Control
For industrial buyers, manufacturing proof matters as much as product range. RuiChuang YuanHeng positions its operation around compressor-core R&D, controlled processing capability, safety compliance, and export-ready service support.
Integrated Manufacturing System
Compliance & Certificates
Most Popular Drilling Equipement
Water well drilling rigs, DTH drilling systems, geothermal drilling solutions, mining drilling, municipal construction support, and infrastructure drilling packages.
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Genuine Caterpillar 227-6132 Final Drive GP
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Perkins 1874865C91 Lower Overhaul Kit for 1306 Diesel Engine
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Caterpillar 265-8754 Hydraulic Final Drive Motor
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Genuine Komatsu 20T-60-76710 Final Drive Motor (PC40-7)
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618-2179 Diesel Exhaust Fluid (DEF) Manifold for Caterpillar
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CAT 1R0739 Fuel Filter | Genuine Caterpillar Diesel Filter for Engines & Heavy Equipment
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Genuine Caterpillar 291-9390 Final Drive Group
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CAT 418-5941 Gas Spring Assembly | Fits CAT 239D3, 249D3, 259D3, 299D3 Loaders
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359-4080 Injector Assembly for Caterpillar Engines
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164-4187 Piston Ring for Caterpillar Engines
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559-1891 Genuine Caterpillar Coolant Hose for Cat 330 x 330 GC Excavator
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Caterpillar CAT374D Excavator Drive Assembly Final Drive
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Perkins 4326658 Fuel Filter Replacement | Diesel Engine Parts
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Caterpillar 470-8770 Final Drive
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Genuine Perkins Lift Pump ULPK0041 (Cross Ref: CAT 386-0189)
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637-6650 Genuine Caterpillar 24V 7-Blade Axial Suction Fan
Applications / Solutions
The product portfolio is designed for multi-sector deployment, from conventional drilling projects to energy-transition applications.
Water Well & Geothermal Drilling
Geothermal water well multi-function drilling rigs support resource development and align with the company’s geothermal power station expansion strategy.
Mining & Quarry Operations
Open-air down-the-hole drilling rigs, handheld pneumatic rock drills, and impact tools support mine mechanization, automation, and safer production.
Municipal & Infrastructure Construction
Equipment is positioned for municipal construction, road construction, water conservancy engineering, and large-scale infrastructure drilling support.
Industrial Manufacturing
Industrial air compressors and pneumatic tools support continuous-duty industrial environments where efficiency, stability, and serviceability matter.
Waste Heat & Waste Pressure Recovery
Screw expansion power generation technology is designed to recover low-grade thermal energy and reduce energy waste in industrial production.
Bioenergy & Photothermal Projects
The broader energy technology platform extends beyond drilling into renewable energy applications that reduce dependence on fossil energy.
Frequently Asked Questions
Find clear answers to common questions from procurement teams evaluating supplier qualifications, technical support capabilities, after-sales service, and long-term operational value.
What should I look for in a drilling rig manufacturer?
Can one rig handle both water well drilling and DTH drilling?
Yes, depending on project requirements. RuiChuang YuanHeng’s portfolio includes fully hydraulic drilling rigs, open-air down-the-hole drilling rigs, and geothermal water well multi-function drilling rigs, allowing buyers to configure equipment around water well, mining, and hard-rock drilling needs.
What air compressor size is typically used for DTH drilling?
Compressor sizing depends on hole diameter, drilling depth, geology, and target penetration rate. For B2B sourcing, the critical issue is not a generic number but whether the manufacturer can provide matched mining air compressors or industrial air compressors with the correct pressure, airflow, and service support.
Why do spare parts & service matter so much in drilling equipment sourcing?
Because uptime is determined after delivery, not only at purchase. A supplier with spare parts & service, installation guidance, operation training, maintenance support, and a broad distribution network can reduce delays, protect productivity, and lower total lifecycle risk for contractors, mines, and infrastructure operators.
Get help
Need help choosing the right drilling rig?
Our team can help you match the right drilling method, compressor package, and DTH system to your geology and project needs. We also support customization, installation guidance, operator training, maintenance, and export service.
Newest Blog About Drilling Rigs
See what worldwide clients say about the performance, reliability, and value of our products in real-world projects.
Need a wholesale quote from a reliable drilling rig manufacturer?
Tell us your target application, geology, drilling method, compressor requirements, and market. Our team will recommend the right water well drilling rig, mining air compressor, industrial air compressor, and DTH drilling system for your project, then provide pricing, lead time, and service scope for your region.



















