Hitachi EXCAVATOR PARTS MADE IN CHINA NEW EX270 EX270-5 EX280H-5 EX300 EX300-2 EX300-3 4067720 BUSHING SPARKLING MACHINERY

   Your Hitachi excavator’s joint protection and smooth operation start here. 
   Now, we’re proud to present the HITACHI EXCAVATOR PARTS MADE IN CHINA NEW EX270 EX270-5 EX280H-5 EX300 EX300-2 EX300-3 4067720 BUSHING by SPARKLING MACHINERY. Next, we’ll cover its core strengths: seamless compatibility with six Hitachi models, reliable friction reduction, rigorous quality, and more—helping you understand how it extends your equipment’s joint lifespan and cuts maintenance troubles.

The SPARKLING MACHINERY NEW EX270 EX270-5 EX280H-5 EX300 EX300-2 EX300-3 4067720 BUSHING Photo:

   And first—thank you so sincerely, from the bottom of our hearts, for choosing SPARKLING MACHINERY’s 4067720 Bushing for your Hitachi EX270, EX270-5, EX280H-5, EX300, EX300-2, or EX300-3 excavator! Your trust isn’t just a purchase to us; it’s the driving force behind our commitment to meeting Hitachi’s strict standards for structural wear components. 
   This bushing isn’t just a spare part—it’s your excavator’s "joint guardian"; a faulty one can cause excessive joint wear, loose movements, or even structural damage. Ours is engineered to fit and perform exactly like Hitachi’s original, so you can count on it fully. Let’s dive into why it’s the perfect match for your machine.

   Why choose the SPARKLING NEW EX270 EX270-5 EX280H-5 EX300 EX300-2 EX300-3 4067720 Bushing?
   - Direct-fit compatibility: Exclusively tailored to match the exact inner diameter, outer diameter, and length specifications of Hitachi EX270/EX270-5/EX280H-5/EX300/EX300-2/EX300-3 joint assemblies. Marked with genuine part number 4067720, it aligns perfectly with existing boom hinges, arm pins, and structural brackets—no machining, resizing, or adapter use is needed. This cuts replacement downtime by up to 25%, getting your Hitachi excavator back to on-site work faster.
   - Precision control: Features ultra-accurate dimensional tolerance (deviation <0.02mm for key surfaces) and optimized surface finish (Ra <0.8μm), strictly matching Hitachi’s original joint movement parameters. It ensures smooth part coordination—e.g., supporting EX300-3’s heavy digging operations or EX280H-5’s swing movements—preventing joint jamming and maintaining consistent equipment responsiveness.
   - Rigorous quality: Undergoes 18+ strict quality tests tailored to Hitachi excavator operating conditions, including 50MPa compressive strength trials (no deformation), high-low temperature cycle tests (-30°C to 100°C, 700+ cycles), wear resistance checks (no excessive wear after 12,000 hours of use), and corrosion resistance trials (500+ hours of salt spray without rust). It withstands dusty construction sites, rocky mining zones, and continuous structural vibration without performance degradation.
   - Professional support: Backed by a dedicated technical team with deep expertise in Hitachi EX270/EX270-5/EX280H-5/EX300/EX300-2/EX300-3 structural systems and bushing maintenance. We offer 7×24 online assistance, including step-by-step installation guides (with model-specific mounting torque charts and joint alignment tips), maintenance recommendations (e.g., periodic lubrication checks, bushing wear inspection), and troubleshooting for issues like joint noise, loose movement, or uneven wear. Our team ensures an average response time of <2 hours.
   - Cost-effective reliability: Delivers Hitachi OEM-level performance at a competitive price, avoiding the premium of original dealer parts for bushings. Its durable construction (wear-resistant material, anti-corrosion coating) extends service life by up to 40% compared to generic alternatives, reducing long-term replacement costs by 25%. It also minimizes unplanned downtime caused by bushing failure—preventing costly structural repairs and delays in construction or mining projects.

   About SPARKLING MACHINERY:
   - Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

   Get In Touch:
   - Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.