We cooperate with top riders
For Street Racing closely cooperates with riders in Grand Prix, WSBK and the National Championship. Their personal experience means a valuable source of information for further development and overall improvements in the quality of our products. Mutual cooperation is based on ultimate quality, personal approach and 100% trust in 4SR products.



Accent on the safety and quality of materials
4SR products are designed with maximum safety in mind. This applies, above all, to materials, stitching techniques and all protective gear. For Street Racing clothing means the highest quality leather, double and triple stitching and cutting-edge protectors from globally renowned manufacturers Betac®, Pro Life®, YF Protectors® and Sas-Tec®.


Our personal experience
For Street Racing clothing is designed by active racing riders who have ample experience both from the road and the racetrack. All products are personally tested, with top quality, safety and functionality in mind.









