Extension Spring for Automotive applicationBackground:

In the dynamic automotive industry, precision and reliability are essential elements for vehicle performance. A prominent automotive company approached CBS with a critical need, to develop a custom extension spring for a vital component in their vehicle suspension system. The extension spring had to meet rigorous performance standards while enduring the demanding conditions of daily driving. CBS, renowned for excellence in spring manufacturing, was entrusted with delivering a solution to enhance vehicle performance and reliability.


The challenge lay in engineering an extension spring that could withstand the forces and loads inherent in vehicle suspension systems. The spring needed to maintain its integrity and performance over prolonged periods of use, enduring various driving conditions without compromise. Meeting these criteria required careful consideration of material selection, design optimisation, and manufacturing precision.

Technical Approach:

CBS initiated the project by closely collaborating with the automotive company's engineering team to understand precise specifications and performance criteria. Utilising advanced materials and cutting-edge manufacturing techniques, CBS engineers employed finite element analysis to optimise the spring's geometry and configuration. High-tensile strength materials were chosen to ensure durability, while precision manufacturing processes guaranteed consistency and reliability in every unit produced. Additionally, surface treatments and coatings were applied to enhance corrosion resistance, prolonging the spring's service life and maintaining performance under harsh environmental conditions.


Upon implementation, the custom extension spring exceeded expectations for performance, reliability, and durability. Rigorous testing and validation confirmed its ability to meet and surpass industry standards for automotive applications. Seamlessly integrating into the vehicle suspension system, the extension spring contributed to improved ride comfort, stability, and overall driving experience.


Through technical expertise, precision engineering, and commitment to quality, CBS delivered a custom extension spring that met the rigorous demands of the automotive industry. This collaboration exemplified CBS's dedication to providing innovative solutions that drive performance and reliability in vehicle design. As a trusted partner in automotive spring manufacturing, CBS continues to support clients in achieving their goals and pushing the boundaries of automotive


Central Birmingham Springs Limited
Unit 7D. Waterfall Lane Trading Estate
Waterfall Lane. Cradley Heath
T: 0121 248 1112
E: [email protected]
Company No. 04256582