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{"title":"Swing Reducer Swing Drive 130426-00042A 130426-00042B For Doosan DX800LC-5B","imgUrl":"https:\/\/img.chinax.com\/nimg\/35\/f8\/424812a03d11d4909edf2b8ba6c6-200x200-1\/swing_reducer_swing_drive_130426_00042a_130426_00042b_for_doosan_dx800lc_5b.jpg","attrs":{"Brand Name":"IRON CAVALRY","Model Number":"Doosan DX800LC-5B Excavator","CertifiTQCATion":"CE\uff0c ISO","Place of Origin":"China"}}
{"title":"RG14D20A5 11C0169 Excavator Swing Gearbox M5X180CHB-12A-95A 260-169-RG14D20A6","imgUrl":"https:\/\/img.chinax.com\/nimg\/a9\/b8\/bb38ff338165c70774c3385c461a-200x200-1\/rg14d20a5_11c0169_excavator_swing_gearbox_m5x180chb_12a_95a_260_169_rg14d20a6.jpg","attrs":{"Brand Name":"TQ","Model Number":"M5X180CHB-12A-95A\/260-169-RG14D20A6 Rotary speed reducer assembly RG14D20A5 11C0169","CertifiTQion":"CE\uff0c ISO 9001","Place of Origin":"China"}}
{"title":"Use For Hitachi EX1800-3 EX1900 EX2500 EX3600 EX5500 EX5600 EX8000 Mining","imgUrl":"https:\/\/img.chinax.com\/nimg\/4c\/66\/914a027ba7f72a198f1596aaf81f-200x200-1\/use_for_hitachi_ex1800_3_ex1900_ex2500_ex3600_ex5500_ex5600_ex8000_mining_excavator_swing_motor_4394900_4411082_4440905_device_hig.jpg","attrs":{"Brand Name":"IRON CAVALRY","Model Number":"Hitachi EX1800-3 EX1900 EX2500 EX3600 EX5500 EX5600 EX8000 Mining Excavator Swing Motor 4394900 4411082 4440905 Device High Quality Swing Assembly","Place of Origin":"China","CertifiTQCATion":"CE\uff0c ISO"}}
{"title":"500-3272 5003272 For TQCAT M314-07 M313-07 M314 M315 M315GC WHEELED EXCAVATOR","imgUrl":"https:\/\/img.chinax.com\/nimg\/7e\/9f\/dfce040003a8fd1ce71fd4371953-200x200-1\/500_3272_5003272_for_tqcat_m314_07_m313_07_m314_m315_m315gc_wheeled_excavator_parts_hydraulic_swing_motor_motor_gp_pst_aftermarket.jpg","attrs":{"Brand Name":"TQ","Model Number":"500-3272 5003272 For TQCAT M314-07 M313-07 M314 M315 M315GC WHEELED EXCAVATOR PARTS Hydraulic Swing Motor MOTOR GP-PST Aftermarket Original","CertifiTQCATion":"CE,ISO","Place of Origin":"China"}}
{"title":"152-7375 152-7375 CA1527375 DRIVE GP-SWING For TQCAT M312 M313C M313D M315 M315C","imgUrl":"https:\/\/img.chinax.com\/nimg\/46\/90\/a5b1c39a91c85c212f13138c7007-200x200-1\/152_7375_152_7375_ca1527375_drive_gp_swing_for_tqcat_m312_m313c_m313d_m315_m315c_m315d_m315d_2_m316c_m316d_m317d_2_wheeled_excavat.jpg","attrs":{"Brand Name":"TQCAT","Model Number":"152-7375 152-7375 CA1527375 DRIVE GP-SWING For TQCAT M312 M313C M313D M315 M315C M315D M315D 2 M316C M316D M317D 2 Swing Gearbox OEM NEW Aftermarket","CertifiTQCATion":"CE,ISO","Place of Origin":"China"}}
{"title":"291-3711 2913711 10R-8710 For TQCAT M320D2 WHEELED EXCAVATOR PARTS Hydraulic","imgUrl":"https:\/\/img.chinax.com\/nimg\/44\/81\/7e3a9701a1ab19ff38782c1244e3-200x200-1\/291_3711_2913711_10r_8710_for_tqcat_m320d2_wheeled_excavator_parts_hydraulic_swing_motor_motor_gp_pst_aftermarket_original.jpg","attrs":{"Brand Name":"TQ","Model Number":"291-3711 2913711 10R-8710 For TQCAT M320D2 WHEELED EXCAVATOR PARTS Hydraulic Swing Motor MOTOR GP-PST Aftermarket Original","CertifiTQCATion":"CE,ISO","Place of Origin":"China"}}
{"title":"Use For Hitachi EX1800-3 Mining Excavator Swing Motor 4372637 4413387 Device","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/45\/012a38f618c4fedeaa3be220d1d1-200x200-1\/use_for_hitachi_ex1800_3_mining_excavator_swing_motor_4372637_4413387_device_high_quality_swing_assembly_construction_machinery_af.jpg","attrs":{"Brand Name":"IRON CAVALRY","Model Number":"Hitachi EX1800-3 Mining Excavator Swing Motor 4372637 4413387 Device High Quality Swing Assembly","Place of Origin":"China","CertifiTQCATion":"CE\uff0c ISO"}}
The swing reduction gearbox (Swing Reducer / Swing Drive) used on the Doosan DX800LC-5B excavator, part numbers 130426-00042A and 130426-00042B, is a critical drivetrain component that transmits hydraulic motor power to the upper structure. Its function is to reduce high-speed hydraulic motor rotation into high torque, enabling smooth and controlled 360° slewing of the excavator's upper frame. The assembly typically includes a planetary gear train, main housing, output pinion, and bearings, ensuring stable rotation, high load capacity, and long service life under heavy-duty working conditions.
Maintenance Recommendations
For optimal performance, it is recommended to use genuine hydraulic oil with a cleanliness level of NAS 7. Regular checks should include monitoring oil temperature, pressure pulsation, and pump body wear.
If you encounter a hydraulic failure, it is recommended to contact local professional technicians for inspection, or reach out to us online for troubleshooting assistance, consultation, and supply of Hydraulic parts or complete assemblies. Avoid attempting improper repairs on your own, as this may lead to more severe damage or potential safety risks.
If you want to know more about our product, please contact us.
About IRON CAVALRY
Guangzhou Tieqi Engineering Machinery Co., Ltd. ("IRON CAVALRY") is strategically loTQTQCATed in Guangzhou's Huangpu District, approximately an hour from Baiyun International Airport. We have been a dediTQTQCATed specialist in engineering machinery hydraulics for nearly 15 years.
Our Capabilities
Ready inventory of over 500 assembly types, providing access to more than 6,000 different parts
Core products include hydraulic pumps, control valves, travel, and swing assemblies
Specialization in large mining excavator components and hard-to-find items
4,000-square-meter factory equipped for professional manufacturing, precision assembly, and rigorous testing
For large items, we use sturdy plywood crates secured with metal fasteners. Products are cushioned with bubble wrap and secured with wooden braces. Externally, crates are reinforced with high-strength PET plastic strapping and waterproof black film to ensure safe delivery.
Why Choose IRON CAVALRY?
One-stop solution for all your hydraulic needs
High-quality products at competitive prices
Exceptional customer service that makes you feel at home
Large inventory with short delivery times and long warranty periods
Professional expertise with accurate data for excavator part number inquiries
Ability to source parts for nearly all your equipment needs
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...
