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Precision Engineering Drives Repeat Orders – The 5-Ton Rubber Track Undercarriage Story

Introduction: The Ultimate Validation of Quality

In heavy machinery manufacturing, a repeat order from an international client is the ultimate proof of reliability. Recently, YIKANG received a follow-up order from our Spanish customer for the
SJ500A-1 Rubber Track Undercarriage. This reorder stands as a direct result of our engineering precision and the deep trust established through past performance

The Challenge: The Critical Blueprint for Motor-Ready Chassis

When the Spanish client first approached us last year, they required a high-performance mobility solution but with a specific operational constraint: they wanted to source and install the hydraulic motors locally in Spain to streamline their local maintenance and parts replacement.
This required our team to deliver a chassis with perfectly pre-engineered installation spaces. When dealing with torque-heavy hydraulic systems, mounting clearances and bolt-hole circles must be flawlessly accurate. Even a 1-millimeter discrepancy would make on-site assembly impossible for the client.

drilling rig track undercarriage

The Solution: Data-Driven Customization for Model SJ500A-1

Instead of proposing a generic solution, our engineering team reverse-engineered the mounting interface based on the client's local motor specifications, integrating the requirements directly into our technical layout:

Model Designation: SJ500A-1 Rubber Track Undercarriage

Dimensional Precision: For this 2182mm long chassis featuring 300mm wide track shoes, we allocated the exact volumetric clearance required for smooth motor drop-in.

Torque-Resistant Design: The frame and final drive housing were reinforced to perfectly handle the calculated 8220/4270 N.m torque output, preventing any structural fatigue at the connection joints.
Plug-and-Play Implementation: This meticulously reserved sizing allowed the Spanish technical team to bolt on their hydraulic motors immediately upon arrival—with zero cutting, welding, or modifications required on their factory floor.

Rubber track undercarriage SJ500A for drilling rig

The Result: High Flotation, Heavy Loading, and 100% Trust

The initial fleet delivered last year performed flawlessly under demanding field conditions. Utilizing a reliable
5+5 track roller and 1+1 top roller configuration, the undercarriage smoothly handles 30° gradeability while supporting a massive 5-ton (5T) load capacity with a lean deadweight of just 1000 KG
.
Our product quality is our ultimate confidence, and the flawless integration of these undercarriages earned us the client's long-term trust. When their project expanded this year, they bypassed market competition and returned directly to us for follow-up production.

 


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  • Post time: Jun-15-2026
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