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{"title":"349GC 350GC 352GC 355GC Swing Assembly | Excavator Swing Gearbox for CAT","imgUrl":"https:\/\/img.chinax.com\/nimg\/0d\/8b\/c787794f67e95d9f89918aff3d1d-200x200-1\/349gc_350gc_352gc_355gc_swing_assembly_7c_excavator_swing_gearbox_for_cat.jpg","attrs":{"Delivery Time":"5\u20138 work days","Place of Origin":"China","Certification":"Item Details Applicable Model CAT 349GC \/ 350GC \/ 352GC \/ 355GC Excavator Product Name Swing Assembly \/ Swing Motor & Swing Gearbox Core Advantages \u2705 Direct OEM replacement \u2705 High strength & heavy load capacity \u2705 Smooth rotation, large torque output \u2705 E","Model Number":"349GC\/350GC\/352GC\/355GC Swing Assembly"}}
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{"title":"New Genuine CAT 374D Swing Gearbox Assembly 600\u20119606 584\u20112690 High Torque Heavy","imgUrl":"https:\/\/img.chinax.com\/nimg\/d6\/73\/a33f4abed4780f04f00be14a960a-200x200-1\/new_genuine_cat_374d_swing_gearbox_assembly_600_e2_80_919606_584_e2_80_912690_high_torque_heavy_e2_80_91duty_swing_reducer_for_min.jpg","attrs":{"Model Number":"600\u20119606 584\u20112690","Payment Terms":"L\/C,D\/A,D\/P,T\/T","Delivery Time":"5-8 work days","Place of Origin":"China"}}
CAT 349GC 352GC Swing Motor 587-4943 High Torque Stable Durable for Large Excavators
CAT 349GC & 352GC Swing Motor (OEM 587-4943) is a heavy‑duty hydraulic swing drive assembly for CAT 349GC and 352GC excavators. It delivers strong rotary torque, stable speed, and heavy‑load durability to ensure smooth, safe, and efficient upper structure rotation in mining, large construction, and long‑hour working conditions.
Specifications
Item
Details
Product Name
Swing Motor & Reduction Gearbox
OEM Part Number
587-4943
Suitable Models
CAT 349GC, CAT 352GC
Type
Hydraulic piston motor + planetary reduction
Swing Speed
8.3–8.4 rpm
Max Swing Torque
189 kN·m
Operating Pressure
31.4 MPa
Oil Capacity
10.5 L
Weight
Approx. 210 kg
Structure
Integrated motor & gearbox, fully sealed
Key Advantages
Perfect OEM match for CAT 349GC and 352GC excavators
High torque output ensures stable and powerful swing performance
Precision forged gears for heavy‑load resistance and long service life
Multi‑layer sealing system prevents oil leakage in harsh environments
Smooth and responsive swing control improves operating efficiency
Robust design for long‑hour mining and heavy construction use
Easy installation, direct replacement without modification
Extended maintenance intervals reduce downtime
Typical Applications
CAT 349GC hydraulic excavator
CAT 352GC hydraulic excavator
Mining excavation, ore loading, quarry projects
Large‑scale earthmoving and foundation works
Bridge, railway, water conservancy construction
Long‑hour heavy‑duty working conditions
FAQs
Which machines use 587-4943 swing motor? It fits CAT 349GC and CAT 352GC excavators.
What is the OEM part number? 587-4943.
What is the maximum swing torque? Up to 189 kN·m.
What is the swing speed? 8.3–8.4 rpm.
Is it suitable for mining? Yes, designed for heavy‑duty, long‑hour harsh working conditions.
Is it easy to install? Yes, direct OEM replacement, no modification needed.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Exporter,Manufacturer
Year Established:
2008
Total Annual:
5000000-10000000
Employee Number:
101~200
Ecer Certification:
Verified Supplier
Located in the Fuyong Huabang Excavator Parts Wholesale Department in Bao'an District, Shenzhen, it is a professional excavator parts supplier in China.We offer a range of excavator parts, including hydraulic pumps, control valves, main reducers, swing motors, engine assemblies, and other crucial co... Located in the Fuyong Huabang Excavator Parts Wholesale Department in Bao'an District, Shenzhen, it is a professional excavator parts supplier in China.We offer a range of excavator parts, including hydraulic pumps, control valves, main reducers, swing motors, engine assemblies, and other crucial co...