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{"title":"Final Drive M4V290\/170D GM85VA For SANY SY485 DOOSAN DX520 KOBELCO SK460","imgUrl":"https:\/\/img.chinax.com\/nimg\/19\/3f\/7f4ced34e75eea1397acebfa37fc-200x200-1\/final_drive_m4v290_2f170d_gm85va_for_sany_sy485_doosan_dx520_kobelco_sk460.jpg","attrs":{"Place of Origin":"China","Delivery Time":"5-8 Weekdays","Condition\uff1a":"NEW\/REBUILT","Payment Terms":"Western Union,T\/T"}}
{"title":"Use For Hitachi EX100-3 EX120-3 Excavators Travel Assembly 9133168 9122946 Final","imgUrl":"https:\/\/img.chinax.com\/nimg\/3c\/78\/4d8f00cb0f2c46c432cfec6b2c09-200x200-1\/use_for_hitachi_ex100_3_ex120_3_excavators_travel_assembly_9133168_9122946_final_drive_motor_gearbox_device_high_quality_construct.jpg","attrs":{"Brand Name":"IRON CAVALRY","Model Number":"Hitachi EX100-3 EX120-3 Excavators Travel Assembly 9133168 9122946 Final Drive Motor Gearbox Device High Quality","Place of Origin":"China","CertifiTQCATion":"CE\uff0c ISO"}}
{"title":"Heavy Duty Final Drive Complete Travel Motor Assembly 144-5196 for TQCAT 301 301","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/54\/918d4c1741f8d46c30063c9aff43-200x200-1\/heavy_duty_final_drive_complete_travel_motor_assembly_144_5196_for_tqcat_301_301_5_301_6_mini_crawler_excavator_premium.jpg","attrs":{"Packaging Details":"Wooden case or as required","Brand Name":"IRON CAVALRY","Payment Terms":"Western Union,T\/T","Supply Ability":"300pcs \/Month"}}
{"title":"Use For CAT 349D2 352F 349E 349F Excavators Travel Assembly 513-0982 513-0981","imgUrl":"https:\/\/img.chinax.com\/nimg\/e8\/fd\/cd3ef1342be0020671efe4978c2e-200x200-1\/use_for_cat_349d2_352f_349e_349f_excavators_travel_assembly_513_0982_513_0981_513_0979_518_1211_527_7097_final_drive_assembly_devi.jpg","attrs":{"Brand Name":"IRON CAVALRY","Model Number":"CAT 349D2 352F 349E 349F Excavators Travel Assembly 513-0982 513-0981 513-0979 518-1211 527-7097 Final Drive Assembly Device High Quality","Place of Origin":"China","CertifiTQCATion":"CE\uff0c ISO"}}
{"title":"Heavy-Duty Final Drive Motor fits Komatsu PC220-7 PC220LC-7 | 206-27-00422 |","imgUrl":"https:\/\/img.chinax.com\/nimg\/f8\/71\/2da7df3af892c05ce1fb803b9872-200x200-1\/heavy_duty_final_drive_motor_fits_komatsu_pc220_7_pc220lc_7_7c_206_27_00422_7c_rugged_earthmoving_traction_assembly.jpg","attrs":{"Applicable Industries\uff1a":"MECHANICAL REPAIR SHOPS, RETAIL, CONSTRUCTION, ENERGY, MINING","Brand Name":"IRON CAVALRY","Model Number":"Heavy-Duty Final Drive Motor fits Komatsu PC220-7 PC220LC-7 | 206-27-00422","Price":"Negotiable price"}}
Komatsu PC490-10 Final Drive Assembly & Travel Motor
Part Numbers: 208-27-00321 / 706-8J-01030
The 208-27-00321 / 706-8J-01030 Final Drive Assembly & Travel Motor is a heavy-duty propulsion unit engineered specifically for Komatsu PC490-10 large excavators in the 45-50 ton machine class. This robust drivetrain combines a high-capacity axial piston travel motor with a two-stage planetary reduction gearbox, delivering exceptional torque output and reliable performance for demanding heavy construction, mining, and large-scale earthmoving operations.
Product Specifications
Product Name
Komatsu PC490-10 Final Drive Assembly & Travel Motor 208-27-00321 706-8J-01030
Part Number
Komatsu PC490-10 208-27-00321 706-8J-01030
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
Payment Terms
L/C, T/T, Western Union, Trade Assurance
Delivery Time
3-7 days (depending on order)
Means of Transport
By Sea, Air or DHL/FEDEX/TNT/EMS
Quality Guarantee
We check and send detailed pictures to buyers for confirmation before shipment
Regional Application & Market Suitability
These Komatsu PC490-10 excavators operate across diverse global sites, and our final drive is tailored to withstand specific regional challenges:
North America & Europe: Reinforced for high-cycle mining and quarry applications, featuring heavy-duty bearings and strengthened housing to endure continuous high-load operation
Southeast Asia & Oceania: Equipped with advanced multi-stage dust seals and corrosion-resistant coatings to protect against abrasive laterite soils, monsoon humidity, and coastal saline environments
Middle East & Africa: Enhanced thermal management via optimized internal oil circulation paths, preventing overheating during extended operation in extreme ambient temperatures above 45°C
Key Features & Performance Advantages
High-Capacity Torque Delivery: Dual planetary reduction stages enable exceptional tractive effort, allowing the PC490-10 to navigate steep grades and soft terrain with ease
Hydraulic System Compatibility: Fully compatible with Komatsu's advanced CLSS (Closed-center Load Sensing System) for precise travel speed control and smooth directional changes
Structural Integrity: Heat-treated alloy steel housing and induction-hardened shafts resist fatigue cracking under severe shock loads encountered in rock excavation
Direct OEM Fitment: All mounting bolt patterns, hydraulic port dimensions, and pilot line locations match original specifications, eliminating the need for adapter plates or line modifications
Expert Maintenance Guidance
Hydraulic System Care: Regularly inspect case drain line backpressure; excessive backpressure above specification will damage the motor shaft seal. Replace hydraulic return filters at scheduled intervals to prevent contamination
Gear Oil Management: Drain and refill planetary gearbox oil every 500 operating hours under normal conditions, or every 250 hours in severe dust or high-temperature environments. Always use API GL-5 85W-140 gear oil for optimal load-carrying capacity
Mounting Bolt Protocol: Replace final drive mounting bolts with new OEM-spec fasteners and apply medium-strength thread locker. Torque to specified values in a cross-pattern sequence to ensure even clamping
Pre-Start Priming Procedure: Before initial startup after replacement, fill the travel motor case cavity with clean hydraulic oil through the upper port. This prevents dry start wear on cylinder block and piston assemblies
About IRON CAVALRY
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 and upholding our responsibilities.
Manufacturing Facility Exterior
Factory Production Line
Trade Show Exhibition
Professional Team
Technical Leadership & Standards
Our efficient execution and rigorous manufacturing approach ensure our products meet over 95% of original performance specifications. This commitment has built widespread trust in the industry.
Product & Inventory Capability
We maintain a ready inventory of over 500 assembly types, providing access to more than 6,000 different parts. Hydraulic pump, control valve, travel, and swing assemblies are our core products, with particular expertise in large mining excavator components and hard-to-find items.
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.
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
Introduction to Guangzhou Tieqi Construction Machinery Company
Founded in 2010 and headquartered in Guangzhou, China, Guangzhou Tieqi Construction Machinery Co., Ltd. is an integrated manufacturing and trading company specializing in hydraulic system components for construction and mining machiner...
Introduction to Guangzhou Tieqi Construction Machinery Company
Founded in 2010 and headquartered in Guangzhou, China, Guangzhou Tieqi Construction Machinery Co., Ltd. is an integrated manufacturing and trading company specializing in hydraulic system components for construction and mining machiner...
