17A5042120 , 17A-50-42120 PIN KOMATSU – OEM Quality by 3GEN Export

Introduction to 17A-50-42120 PIN KOMATSU

The 17A5042120 PIN KOMATSU is a highly durable, precision-engineered part designed for Komatsu heavy machinery. Known for its robustness, this pin serves as a critical connector within track frame and undercarriage assemblies, ensuring stability and optimal force distribution under extreme working conditions. Whether your machine operates in mining, construction, or quarrying environments, this pin provides unmatched reliability, making it one of the most important elements for safe and efficient performance.

As a leading OEM supplier, 3GEN Export guarantees the quality, performance, and global delivery of this product within 5 working days.

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Technical Specifications of 17A-50-42120 PIN KOMATSU

• Part Number: 17A5042120 / 17A-50-42120

• Component Type: Heavy machinery connecting pin

• Material: Heat-treated alloy steel with high tensile strength

• Surface Finish: Precision-machined, anti-corrosion treated

• Application: Track frame, pivoting assemblies, and load-bearing connections

• Weight: Approx. 18.76 KG

• Compatibility: Specially manufactured for Komatsu bulldozers and crawler dozers in the D155 series

The pin is designed to withstand:

• Extreme vibration and shock loads during continuous operations.

• Heavy lateral stress, reducing wear and increasing component life.

• Tight tolerance machining for seamless installation.

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Compatible Komatsu Models

The 17A5042120 , 17A-50-42120 PIN KOMATSU is compatible with the following Komatsu heavy-duty models:

• Komatsu D155A

• Komatsu D155AX

• Komatsu D155AX-6

• Komatsu D155AX-8

• Komatsu D155AX-7

These models are widely used in mining, road construction, large-scale excavation, and quarrying. This pin ensures optimal functionality across all terrains.

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Key Benefits of 17A-50-42120 PIN KOMATSU

1. Extended Service Life

Manufactured using advanced alloy steel and heat-treatment processes, this pin delivers exceptional hardness and toughness, extending the life cycle of your machinery.

2. Precision Fit

Machined to OEM specifications, the pin guarantees perfect alignment, reducing installation time and improving machine uptime.

3. Resistance to Harsh Environments

Corrosion-resistant properties ensure long-lasting performance even in wet, abrasive, and high-impact conditions.

4. Load-Bearing Capacity

With an optimized diameter and reinforced core strength, this pin distributes loads evenly, minimizing wear on bushings and brackets.

5. Easy Installation

Engineered for user-friendly installation without the need for extensive modifications, making it ideal for field service operations.

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Why Choose 3GEN Export?

• OEM Quality Assurance: Each pin is engineered to meet Komatsu OEM standards.

• Global Delivery: All orders are shipped worldwide within 5 working days.

• Secure Transactions: Backed by advanced payment and logistics protection.

• 1-Year Warranty: Comprehensive manufacturer warranty on every product.

• Customer Support: Expert after-sales service ensuring the best operational results.

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Practical Applications

The 17A5042120 , 17A-50-42120 PIN KOMATSU plays an essential role in:

• Track Frame Connection – Ensures stability of crawler dozers.

• Undercarriage Assemblies – Keeps load balance and prevents misalignment.

• Earthmoving Operations – Handles stress during deep digging, pushing, and grading.

• Mining & Quarrying – Withstands repetitive shock loads during rock excavation.

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Conclusion

When reliability, durability, and precision matter, the 17A5042120 , 17A-50-42120 PIN KOMATSU stands out as the ultimate solution for your Komatsu D155 series bulldozers. Manufactured with uncompromising quality, delivered swiftly worldwide by 3GEN Export, and backed with full OEM confidence, this part ensures your heavy machinery keeps operating at peak performance.

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.