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Heavy-Duty Swing Machinery & Final Drive Gearbox Parts
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Hydraulic Cylinder Seal Kit Arm Boom Bucket Seal Kit Center Joint Seal Travel Motor Seal For Komatsu PC15MR-1 Excavator Service Kit
and we will have better discounts. Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance under standard conditions. Heavy-duty design: Engineered to support reliable service life. Maintenance solution: Practical replacement part...Regular price From $ 35 -
Hydraulic Cylinder Seal Kit Arm Boom Bucket Seal Kit Center Joint Seal Travel Motor Seal For Komatsu PC12R-8 Excavator Service Kit
and we will have better discounts. Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance under standard conditions. Heavy-duty design: Engineered to support reliable service life. Maintenance solution: Practical replacement part...Regular price From $ 35 -
Fits Kubota 888 988 988PLUS harvester rotary motor swing motor 5T054-78855
Fits Kubota 888 988 988PLUS harvester rotary motor swing motor 5T054-78855 Part Number: 5T054-78855 Application: Fits Kubota 888 988 988PLUS harveste Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance...Regular price $ 445 -
140A Rubber Coupling Fits For EXCAVATOR SH300 PUMP GEAR BOX
Welcome to our store ! 140A Rubber Coupling Fits For EXCAVATOR SH300 PUMP GEAR BOX Part Number: 140A Application: Fits For EXCAVATOR SH300 PUMP GEAR BOX Key Features: Direct-fit replacement: No modification required for installation. Stable...Regular price $ 140 -
Excavator Hydraulic Swing Motor 4229182 422-9182 for CAT 312E
Excavator Hydraulic Swing Motor 4229182 422-9182 for CAT 312E Part Number: 4229182 422-9182 Application: for CAT 312E Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent...Regular price $ 4,568 -
334-9968 3349968 SWING MOTOR FITS CAT E320C 320D 323E 320D2 320C M5X130CHB
334-9968 3349968 SWING MOTOR FITS CAT E320C 320D 323E 320D2 320C M5X130CHB Part Number: 334-9968 3349968 Application: For John Deere Ignition KeysFITS CAT E320C 320D 323E 320D2 320C M5X130CHB Condition: New Aftermarket Parts In Stock Key...Regular price $ 3,968
If your excavator is making grinding noises during turns or struggling to track straight, a worn replacement final drive or swing gearbox is often the culprit. As the mechanical muscle of your machine, high-torque gear assemblies translate hydraulic power into the massive force needed for rotation and travel. BeeSpareParts stocks a wide range of planetary gear sets, sun shafts, and ring gears built to withstand the extreme shock loads of heavy digging and rocky terrain.
Drive system failures are often progressive. To extend the life of your gears, we recommend regularly browsing our for leaks, or checking our if you notice oil weeping from the sprockets. Our final drive assemblies are direct-fit alternatives to expensive OEM units, featuring precision-hardened steel components to prevent tooth chipping and internal overheating.
Whether you need a swing reducer for a 20-ton excavator, a travel gearbox for a mini-digger, or replacement planetary gears, our parts are factory-tested for load-bearing capacity and ready for fast international shipping. Restore your machine's mobility and rotation—order your heavy-duty drive solutions today.
Fits for:
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Engine & Model Series: 6BT, 6CT, 4D95, 6D102, S6K, J05E, J08E, 4HK1, 6HK1.
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Equipment Models: ZX, PC, SK, EC, EX series excavators, crawler cranes, and heavy-duty tracked machinery.