
Tire Service International (TSI) is a leading U.S. manufacturer of high-performance tire service equipment and shop tools engineered to meet the demands of professional tire shops, automotive service centers, and fleet maintenance operations. With decades of experience in precision design and manufacturing, TSI products help technicians work faster, safer, and more accurately—boosting shop productivity and service quality across every job.
TSI’s product lineup includes industry-trusted solutions like the TSI TI-95 Tire Inspector for quick and accurate non-mounted tire inspection, the TSI Cheetah Porta Truer 405W and TSI Cheetah Tire Truer for precision tire truing, and heavy-duty cutters such as the TSI TC-50-E Tire Cutter for passenger and light truck tire cutting. TSI also offers essential shop support tools like the TSI Cheetah Tire Tool Set TNT-100 and the TSI CH-22 Manual Tire Changing Station, giving your team reliable performance from tire inspection to repair. With equipment designed for everyday use and built to last, TSI stands out as a go-to brand for complete tire service solutions.