Essential Undercarriage Spare Parts: Sprockets for Kobelco SK100/SK120 Excavators
In the demanding world of construction and excavation, the reliability of heavy machinery is paramount. Downtime can lead to significant losses, making the timely maintenance and replacement of worn-out components crucial. Among the most vital parts of an excavator's undercarriage system is the sprocket, a critical component responsible for transmitting power from the final drive to the tracks, enabling the machine's movement. At Guangzhou Honour Time Machinery Limited, we understand this necessity, providing high-quality undercarriage spare parts to keep your Kobelco SK100 and SK120 excavators operating at peak performance.

The Critical Role of Excavator Sprockets
The sprocket, also known as the drive sprocket or drive wheel, plays a pivotal role in the propulsion system of your Kobelco SK100 and SK120 excavators. It meshes with the track chain links, ensuring smooth and powerful movement across various terrains. Given the immense forces and abrasive conditions they endure, sprockets are subject to significant wear and tear. Using worn-out sprockets can lead to accelerated wear on other undercarriage components, such as track chains and idlers, resulting in costly repairs and reduced operational efficiency. Therefore, investing in durable and precise replacement sprockets is essential for maintaining the longevity and productivity of your machinery.
Why Choose High-Quality Sprockets for Your SK100/SK120?
Kobelco SK100 and SK120 excavators are known for their robust performance and versatility in various applications, from digging and trenching to loading and material handling. To ensure these machines continue to deliver optimal performance, every undercarriage component, especially the sprocket, must meet stringent quality standards. High-quality sprockets are typically manufactured from robust materials such as forged boron steel, 50Mn, 40Mn2, or 35MnBH, and undergo advanced heat treatment processes to achieve superior surface hardness (HRC52-58 with a depth of 8-12mm). This precise engineering ensures maximum wear resistance, impact strength, and a prolonged service life, even in the most challenging working environments.
A reliable sprocket ensures proper engagement with the track links, reducing abnormal wear and tear on both components. This not only extends the lifespan of your undercarriage system but also contributes to better fuel efficiency and reduced operational noise. For those looking for reliable supplies, a trusted China parts export can provide the necessary components.
Product Information: Kobelco SK100/SK120 Excavator Sprockets
At Guangzhou Honour Time Machinery Limited, we offer a comprehensive range of undercarriage spare parts, including premium sprockets designed specifically for Kobelco SK100 and SK120 excavators. Our sprockets are engineered to match OEM specifications, ensuring a perfect fit and seamless integration with your machine's undercarriage system.
| No. | Component | Part Number / OEM Equivalent | Specifications | Applicable Models |
|---|---|---|---|---|
| 1 | Sprocket (Drive Wheel) | 2404N271 (Common) | Teeth: 21 Bolt Holes: 15 Inner Diameter: ~325-326mm Material: Forged Boron Steel / 50Mn | Kobelco SK100-3, SK100-4, SK100L, SK115-4, SK115SR, SK120-3, SK120LC-3, SK120-4, SK120LC-4, SK120-5, SK120LC-5, SK130, SK130LC, SK130LC-4, SK135SR |
| 2 | Sprocket (Drive Wheel) | 2404N416 (Alternative) | Teeth: 21 Bolt Holes: 15 Inner Diameter: ~325-326mm Material: High-strength alloy steel | Kobelco SK100 series, SK120 series (check compatibility) |
| 3 | Sprocket (Segment Group) | EY612600M00044 LP62D00004F1 LP62D00005F1 VKB100/44V | Varies by specific model and design Material: 40Mn2 / 35MnBH | Specific Kobelco SK100/SK120 variants and K904, SK115, SK130, SK135 |
Ensuring Longevity and Performance
Regular inspection and timely replacement of sprockets are critical for maximizing the operational life of your Kobelco SK100 and SK120 excavators. Signs of wear such as pointed teeth, cracks, or loose bolts should prompt immediate attention. By proactively replacing these undercarriage parts, you can prevent more severe damage to your machinery, reduce overall maintenance costs, and ensure consistent productivity on your job sites. Our products are designed for durability and performance, giving you peace of mind.
At Guangzhou Honour Time Machinery Limited, we are committed to providing top-tier spare parts that meet the rigorous demands of the heavy equipment industry. Our expertise and dedication to quality make us a trusted partner for all your excavator undercarriage needs.
