903/21393 BUSHING JCB

The 903/21393 BUSHING JCB is a high-performance, precision-engineered cylindrical component used in various heavy-duty JCB machinery. Designed to deliver optimal support and reduced friction in mechanical linkages, this bushing plays a critical role in the pivoting joints of arms, booms, and loaders across JCB construction equipment. Manufactured to meet stringent OEM standards, this bushing ensures exceptional durability and consistent performance under demanding jobsite conditions.

As part of our premium aftermarket selection, 3GEN Export supplies the 903/21393 BUSHING JCB with reliable international delivery in just 5 working days, helping minimize downtime and maximize machine productivity.

---

 

Technical Specifications

• Part Number: 903/21393

• Product Type: Cylindrical Bushing

• Material: Hardened Steel / Heat-Treated Alloy Steel

• Outer Diameter: Precision tolerance for optimal fit

• Inner Diameter: Polished for smooth rotation and reduced wear

• Groove Design: Integrated grease groove for improved lubrication

• Hole Feature: Machined lubrication hole for efficient maintenance

• Finish: Machined and polished, corrosion-resistant surface

• Application: Structural joint and pivot point interface

---

 

Detailed Description

The 903/21393 BUSHING JCB is more than just a standard mechanical part, it’s a vital component in ensuring the long-term performance of JCB equipment used in construction, excavation, and earth-moving applications. This bushing is built with premium-grade hardened steel, allowing it to endure high compressive loads and dynamic stress without deformation.

The inner diameter is finely polished to reduce friction between moving parts, while the outer shell is engineered to fit tightly into the housing bore. The incorporated grease groove and precision-drilled lubrication hole enhance longevity by maintaining a consistent lubrication path. These features make the bushing highly efficient at preventing metal-to-metal contact, minimizing both wear and tear and maintenance requirements.

From bucket linkages to articulation joints, this bushing delivers smooth motion in every operation cycle. Whether your JCB machine operates under extreme conditions or high-frequency movement, this part ensures consistent load distribution and long-lasting service life.

---

 

Key Features

• High Load Capacity: Supports dynamic and static loads in heavy-duty machinery.

• Wear Resistance: Hardened alloy composition resists deformation and elongation.

• Easy Maintenance: Integrated oil groove and lubrication hole support periodic greasing.

• Precision Fit: Manufactured with tight tolerances to ensure perfect installation and alignment.

• Extended Service Life: Reduces downtime by preventing premature wear of adjacent components.

• Corrosion Protection: Finished surface resists oxidation and rust, even in harsh environments.

• Versatile Compatibility: Suitable for a range of JCB excavators and backhoe loaders.

---

 

Compatible JCB Models

The 903/21393 BUSHING JCB is widely used in several JCB heavy machinery types. It is compatible with, but not limited to, the following models:

• JCB 3CX Backhoe Loader

• JCB 4CX Backhoe Loader

• JCB JS130 Hydraulic Excavator

• JCB JS160 Tracked Excavator

• JCB JS200 Wheeled Excavator

• JCB 3DX EcoXpert Loader

• JCB 535-125 Telehandler (Certain attachments)

• JCB 530-70 Loadall

• JCB 2CX Compact Backhoe Loader

Note: Please verify compatibility with your machine’s OEM manual before purchase.

---

 

Role in JCB Systems

This bushing serves as a pivotal interface between structural elements in the machine’s working arms or booms. It is often installed between moving components such as pins and pivot housings to reduce friction, manage load distribution, and maintain alignment. When functioning correctly, the 903/21393 BUSHING JCB preserves the integrity of mechanical joints and extends the lifespan of both pins and bores it interacts with.

By using high-quality bushings like this one, JCB operators can avoid costly repairs, reduce play in attachments, and ensure precise movement during digging, lifting, or loading operations.

---

 

Maintenance and Replacement

To maintain optimal performance, periodic inspection and greasing of the 903/21393 BUSHING JCB is recommended. Watch for signs of:

• Excessive play or misalignment in boom arms

• Audible squeaking or grinding noises

• Uneven wear on pins or adjacent components

Replacing a worn bushing promptly can prevent further damage and unplanned downtime. Always replace with a precisely machined, OEM-grade part like the one offered by 3GEN Export.

---

 

Why Choose 3GEN Export?

At 3GEN Export, we are proud to serve as a trusted OEM spare parts supplier for heavy machinery parts. When you choose us, you benefit from:

• OEM-Grade Parts: Built to match or exceed original equipment specifications

• Fast Global Shipping: Delivered to your location within 5 working days

• Reliable Sourcing: Extensive inventory of heavy machinery components

• Competitive Pricing: Cost-effective alternatives to costly dealer parts

• Responsive Support: Dedicated team to guide your purchase and after-sales inquiries

Whether you’re managing a construction fleet or maintaining a single backhoe, we help you keep your machines moving with confidence.

---

 

Conclusion

If your equipment demands high-performance replacement parts, the 903/21393 BUSHING JCB is a dependable and cost-effective solution. It ensures smooth movement, optimal alignment, and long-term durability across various JCB models and applications.

Sourced by 3GEN Export and shipped worldwide in just 5 working days, this bushing helps you reduce downtime and maintain operational efficiency without compromising on quality.

Manufactured in Turkey, these products are made using the latest technologies and built to meet the highest international standards. Each machine is a high-quality copy of the original, ensuring durability, precision, and performance that you can rely on for modern construction and metalworking projects.