Guangzhou Tieqi Construction Machinery Co., Ltd.
                                                                                                           
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Hitachi EX1900 EX3600 EXCAVATORS FINAL DRIVE ASSEMBLY 4336314 4396991 9124448 FINAL DRIVE MOTOR HIGH QUALITY TRAVEL MOTOR CONSTRUCTION MACHINERY

Price Negotiable
Price: Negotiable price
MOQ: 1 PCS
Delivery Time: 5-8 Weekdays
Brand: IRON CAVALRY
Product Description
Hitachi EX1900 EX3600 Excavators Final Drive Assembly
The Final Drive Unit (Part Nos. 4336314, 4396991, 9124448) for Hitachi EX1900 and EX3600 hydraulic mining shovels is an ultra-heavy-duty travel propulsion unit engineered for large-scale open-pit mining and heavy earthmoving operations in the 190-to-360-ton machine class. These assemblies integrate a massive high-displacement axial piston hydraulic motor with an extremely rugged multi-stage planetary reduction gearbox, delivering extraordinary tractive effort and reliable travel performance under continuous extreme-load conditions.
Product Specifications
Product Name Hitachi EX1900 EX3600 final drive unit
Part Number Hitachi 4336314 4396991 9124448
Compatible Machine Hitachi EX1900 EX3600 final drive unit
Brand IRON CAVALRY
Place of Origin CHINA
Condition Original & OEM
Warranty 12 months
MOQ 1 piece
Production Capacity 1000 pieces per month
Standard or Nonstandard Standard
Regional Application & Market Suitability
  • North America & South America: Engineered for large-scale open-pit copper, gold, coal, and oil sands mining operations, with reinforced housing and enhanced sealing to withstand extreme temperature variations, abrasive slurry, and continuous high-cycle operation.
  • Australia & Oceania: Equipped with heavy-duty floating seals that resist ingress of highly abrasive quartz-rich soils, red dust, and laterite materials common in iron ore and coal mining environments.
  • Africa & Middle East: High-temperature seals and corrosion-resistant materials protect against sand erosion, thermal stress, and airborne particulate contamination in arid desert and semi-arid mining regions.
Key Features & Performance Advantages
  • Ultra-High Torque Capacity: Massive displacement axial piston motor delivers extraordinary starting torque and smooth power transmission for efficient maneuvering on steep mine ramps and uneven surfaces.
  • Heavy-Duty Multi-Stage Planetary Reduction: Case-hardened alloy steel planetary gears with precision-ground tooth profiles ensure uniform load distribution and maximum service life.
  • Multi-Part Number Compatibility: Dedicated part numbers (4336314, 4396991, 9124448) accommodate different machine models, drive positions, and configuration variants.
  • Super-Class Structural Integrity: Massive ductile iron housing with reinforced ribbing and stress-relieved construction resists structural fatigue under continuous shock loading.
  • Precision OEM Replacement Fit: All mounting bolt patterns, pilot diameters, spline connections, and hydraulic port locations match original Hitachi specifications.
  • Extended Service Life Under Extreme Loads: Oversized bearings, extra-hardened gear sets, and optimized lubrication pathways withstand 24/7 mining production demands.
Expert Maintenance Guidance
  • Hydraulic System Care: Routinely inspect case drain lines for restrictions and maintain strict hydraulic fluid cleanliness standards with high-efficiency filtration.
  • Gear Oil Management: Change oil every 250-500 operating hours under normal conditions, and every 250 hours in severe applications. Perform regular oil sampling and spectrometric analysis.
  • Mounting Bolt Protocol: Always fit new high-strength bolts with thread locking compound torqued to factory specifications to prevent loosening from extreme vibration.
  • Pre-Operation Priming Procedure: Fill motor housing with clean hydraulic oil and run machine at low idle to purge air pockets and ensure complete lubrication before heavy loads.
Manufacturing Facility
Guangzhou Tieqi Construction Machinery Co., Ltd. (IRON CAVALRY) is strategically located in Guangzhou's Huangpu District. With nearly 15 years of experience, we specialize in engineering machinery hydraulics and are committed to delivering practical solutions.
IRON CAVALRY modern industrial manufacturing facility exterior
Manufacturing Facility Exterior
IRON CAVALRY factory interior with advanced production line and machinery
Factory Production Line
IRON CAVALRY exhibition booth at international trade show with product displays
Trade Show Exhibition
IRON CAVALRY professional team members in industrial setting
Professional Team
Packaging & Delivery
For large items, we use sturdy plywood crates secured with metal fasteners. Products are cushioned with bubble wrap and secured with wooden braces, with special attention given to protecting vulnerable parts. External reinforcement includes high-strength PET plastic strapping and waterproof wrapping.
Example of secure product packaging with protective materials and reinforced crating
Secure Product Packaging Example
Why Choose IRON CAVALRY?
  • One-stop solution provider for all hydraulic component needs
  • High-quality products at competitive prices
  • Exceptional customer service and support
  • Large inventory, short delivery times, and long warranty periods
  • Professional expertise with accurate part number identification

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Tieqi Construction Machinery Co., Ltd.
Location Guangzhou Tieqi Construction Machinery, No. 238, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong
Contact Person wangfeng

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