SPARKLING OEM Swing Gear Box – Reliable Excavator Part
The JCB Swing Gearbox Assembly (suitable for JS70, PC60‑7, and PC70‑7/PC60‑7 excavators) is a precision-engineered swing reducer designed to deliver smooth and reliable rotational performance. Built to OEM standards (e.g., part no. LNM0639 / 201-26‑00130), this gearbox features hardened steel gears and robust bearings—ensuring durable operation under heavy load. It’s designed for easy drop-in replacement and reduces maintenance downtime. Ideal for construction, demolition, and excavation applications.
SPARKLING OEM Swing Gear Box – Precision & Reliability You Can Trust
At SPARKLING MACHINERY, founded in 2013, we have dedicated ourselves to producing high-quality excavator parts with an emphasis on stability, precision, and durability. Our OEM swing gear box is designed to meet the rigorous demands of heavy-duty excavator operations, ensuring smooth rotational movement and optimum performance across diverse working conditions.
Crafted with advanced manufacturing techniques and subjected to strict quality control, the SPARKLING OEM swing gear box guarantees exceptional reliability and long service life. Compatible with leading excavator brands such as Caterpillar, Komatsu, Hitachi, and Volvo, our swing gear box is engineered to perfectly integrate into your equipment, providing flawless operation and reducing downtime.
We understand how crucial every component is in your machinery’s efficiency. That’s why our swing gear box not only delivers outstanding mechanical performance but also comes with customized solutions and professional technical support tailored to your specific needs. Our team offers meticulous consultation and continuous service, ensuring you receive unparalleled care and value.
Choosing the SPARKLING OEM swing gear box means choosing a trusted partner who prioritizes your success by providing competitive prices without compromising quality. By reducing maintenance costs and improving equipment reliability, our product helps maximize your productivity and return on investment.
Experience the best in excavator parts with SPARKLING MACHINERY — where innovation, precision, and customer care meet.
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Frequently Asked Questions
Are your products covered by a warranty?
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Yes, all of our excavator parts come with a warranty to ensure quality and reliability. The warranty period may vary depending on the type of part. Please contact us for detailed warranty terms for specific products.
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How do you ensure the quality of your parts?
We follow strict quality control procedures throughout the manufacturing process. Our parts are tested for durability, performance, and precision to ensure they meet industry standards and exceed customer expectations.
What is the lead time for receiving excavator parts?
Our typical lead time depends on the complexity and quantity of the order. For standard parts, delivery usually takes between 7 to 14 days. For custom orders, the lead time may vary, but we always strive to ensure timely delivery.
Can I get technical support for installing your parts?
Absolutely. We provide technical support and guidance for the installation and maintenance of our parts. Our team is available to assist you with any questions or concerns to ensure proper installation and optimal performance.
JCB Swing Gearbox Assembly for JS70, PC60-7 & PC70-7 Excavators – LNM0639
The JCB Swing Gearbox Assembly (suitable for JS70, PC60‑7, and PC70‑7/PC60‑7 excavators) is a precision-engineered swing reducer designed to deliver smooth and reliable rotational performance. Built to OEM standards (e.g., part no. LNM0639 / 201-26‑00130), this gearbox features hardened steel gears and robust bearings—ensuring durable operation under heavy load. It’s designed for easy drop-in replacement and reduces maintenance downtime. Ideal for construction, demolition, and excavation applications.

MADE IN CHINA SPARKLING MACHINERY NEW K9007266 AXIAL JOINT
SPARKLING MACHINERY NEW K9007266 Axial Joint is a premium China-made mechanical component engineered for compatible excavators and heavy machinery. As a critical articulating part in hydraulic and structural systems, it enables smooth axial rotation and angular movement between connected components, ensuring flexible and precise operation of boom, arm, or transmission assemblies during heavy-duty tasks.
Designed to original equipment standards, it maintains stable load-bearing capacity and rotational precision, performing reliably even under continuous stress and vibration. With optimized structural design for enhanced durability, it adapts seamlessly to harsh working environments, from dusty construction sites to muddy terrain. Backed by strict quality verification, it guarantees consistent performance to support uninterrupted machinery operation.

MADE IN CHINA SPARKLING MACHINERY NEW 4472-320-104 CLUTCH PLATE S210W
SPARKLING MACHINERY NEW 4472-320-104 Clutch Plate S210W is a premium China-made transmission component specifically engineered for S210W wheel excavators. As a critical part of the clutch system, it enables smooth power transfer between the engine and drivetrain by creating friction to engage or disengage mechanical power, ensuring precise control during gear shifts, acceleration, and operational adjustments.
Designed to original equipment standards, it maintains consistent friction performance and heat dissipation capabilities, operating reliably even under high-load conditions and continuous use. With optimized surface design for efficient torque transmission, it adapts seamlessly to harsh working environments, from dusty construction sites to rugged terrain. Backed by strict quality verification, it guarantees stable performance to support uninterrupted machinery operation.
CATERPILLAR BACKHOE LOADER 446D 424D 420D 442D 430D 432D 420F 430F 428D 416D 2493125 249-3125 2493124 249-3124 SOLENOID VALVE
The Caterpillar Solenoid Valve (part nos. 249‑3125 / 2493124) is a rugged, 12 V DC coil-controlled valve assembly designed for hydraulic systems on Cat backhoe loaders—including models 446D, 424D, 420D/F, 442D, 430D/F, 428D, 416D, and others. Built to OEM standards, this valve features a 2-pin DT connector and 7/8‑14 thread, offering precise electro-hydraulic control essential for steering, transmission, or loader functions. It delivers reliable performance under demanding conditions and is available in both genuine and high-quality aftermarket versions.