J5 Corporate office

J5 suspension USA

Established under Ha-Jung bi-tech corporation in 2010.  have been developing, researching, collecting technical data and technology through various racing teams.  The knowledge gathered is constantly applied to manufacturing top quality suspension components.



We at J5 suspension, reduce the sense of difference from existing tuning Shock Absorbers, and actively reflect on customers requirements from the beginning of development stage to final stage.  

With our unique technology and experience, we have developed a new shock absorber, with this we now set a new standards in the Korean suspension market.  We have several patents in precise dampening force adjustment and we are always searching for a way to improve the quality of our products. 

We stand by 100% on our quality as every part is made in Korea and hand built per order.