SPARKLING KX121-3 Cooler – Durable Excavator Cooling Solution
The RD411-64050 / RD411-64052 Hydraulic Oil Cooler is a premium-quality replacement part designed to fit Kubota loader backhoes and mini excavators, including models M59, KX121-3, KX161-3, and U45-3. Manufactured by SPARKLING MACHINERY, this cooler ensures optimal temperature regulation of your hydraulic system, extending the lifespan of key components and maintaining smooth machine operation.
Built with corrosion-resistant aluminum and precision-welded for strength, this oil cooler offers high heat exchange efficiency even under demanding conditions.
SPARKLING KX121-3 Cooler: Reliable Cooling Solution for Excavators
SPARKLING MACHINERY, established in 2013, proudly presents the KX121-3 cooler, a High Quality cooling component engineered for optimum performance and durability in excavators. Designed to meet the demanding conditions of heavy machinery operations, the SPARKLING KX121-3 cooler ensures your excavator maintains stable engine temperatures, preventing overheating and extending the overall equipment lifespan.
Crafted with precision and built to rigorous quality standards, the KX121-3 cooler is compatible with various leading excavator brands, including Caterpillar, Komatsu, Hitachi, and Volvo, making it a versatile choice for a wide range of models. Our product undergoes strict quality control to guarantee outstanding reliability, whether you operate in extreme weather or heavy-duty environments.
At SPARKLING MACHINERY, we emphasize stability and perseverance, offering not only high-quality hydraulic and engine components but also personalized technical support and customizable solutions tailored to your specific needs. Our attentive customer service ensures that you receive expert guidance and continuous assistance, promoting peace of mind for every purchase.
With a competitive price point and uncompromised quality, the SPARKLING KX121-3 cooler supports efficient excavator performance while helping you reduce maintenance costs. Trusted by clients worldwide through our extensive sales network, SPARKLING MACHINERY is your dependable partner in excavator parts.
Choose the SPARKLING KX121-3 cooler for professional-grade reliability, enhanced precision, and long-term operational excellence.
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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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What types of excavator parts do you manufacture?
We manufacture a wide range of excavator parts, including hydraulic components, undercarriage parts, engine parts, wear parts, and more. Our products are designed to fit a variety of excavator models and are built to meet the highest quality standards.
Do you offer customized parts?
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Yes, we offer tailored solutions to meet specific customer requirements. Whether you need custom dimensions or specialized features, we can design and produce parts that perfectly match your excavator’s needs.
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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.
If you don’t find your answer, please E-mail us and we’ll be happy to help you out.
LOADER BACKHOE M59 KX121-3 KX161-3 U45-3 RD411-64050 RD411-64052 HYDRAULIC OIL COOLER
The RD411-64050 / RD411-64052 Hydraulic Oil Cooler is a premium-quality replacement part designed to fit Kubota loader backhoes and mini excavators, including models M59, KX121-3, KX161-3, and U45-3. Manufactured by SPARKLING MACHINERY, this cooler ensures optimal temperature regulation of your hydraulic system, extending the lifespan of key components and maintaining smooth machine operation.
Built with corrosion-resistant aluminum and precision-welded for strength, this oil cooler offers high heat exchange efficiency even under demanding conditions.
CATERPILLAR WHEEL LOADER 962 936F 960F 972G 980C 980F 270-1528 2701528 O RING KIT BOX 570PCS
The Caterpillar O‑Ring Kit (part no. 270‑1528 / 2701528) includes approximately 570 nitrile (Buna‑N) O‑rings available in 32 standard sizes, designed for use in heavy-duty Cat equipment such as wheel loaders (962, 936F, 960F, 972G, 980C, 980F) and excavators. Built to OEM specifications with 90 Durometer hardness, this kit offers reliable sealing for hydraulic fittings (SAE STOR, ORFS, Code 61/62 flanges), preventing leaks, maintaining system integrity, and significantly reducing downtime during maintenance
DOOSAN DAEWOO S290LL S290LC-V DH300-5 13C30000-2 13C300002 OIL COOLER ASS'Y
The Oil Cooler Assembly (Part No. 13C30000-2 / 13C300002) is specially engineered for Doosan and Daewoo excavator models S290LL, S290LC-V, and DH300-5. Designed to deliver efficient heat dissipation, this oil cooler helps maintain optimal hydraulic oil temperature, thereby enhancing the longevity and performance of your machinery.
Manufactured with high-strength aluminum and precision-welded construction, this oil cooler offers excellent thermal conductivity, durability, and resistance to vibration—ideal for demanding construction and forestry environments.

Made In CHINA SPARKLING MACHINERY HYUNDAI R140W-9S 21Q4-32213 21Q4-32210 HCE MCU CONTROLLER
SPARKLING MACHINERY proudly presents The 21Q4-32213/32210 HCE MCU Control Unit - a premium Made in China OEM-compatible solution specifically engineered for Hyundai R140W-9S excavators. This advanced control module integrates Hydraulic Control Electronics (HCE) with a high-performance 32-bit MCU, delivering precise machine operation through CAN J1939 communication protocol. Designed for extreme conditions, it features an IP67-rated rugged enclosure and operates reliably in -30°C to +75°C environments. With real-time diagnostics and CE/ISO 13849 certification, our unit ensures your excavator maintains peak performance while reducing downtime. Offering plug-and-play replacement with 3-year warranty coverage, it's the smart choice for fleet managers seeking cost-effective, durable alternatives to OEM parts.