Ja

Parts engineered by Founder Tom, Master Engineer (univ. mag. ing. mech.) & MX Racer • Where European engineering meets the power of American Haas CNC machining technology. FREE WORLDWIDE SHIPPING

🇺🇸 USA: 1-2 Day Delivery via Amazon Prime (Stocked in USA) 🇪🇺 EU: Express Delivery from TSS Tech Croatia (VAT Included) 🌎 Rest of World: Reliable Global Logistics via DHL / UPS

American Flag
Eulogo

Premium Performance Parts

Built to Win

TSS Racing

Watch how we transform certified Marine Grade 5083 and Aerospace 7075-T6 into factory-grade racing components in our Karlovac facility.

WhatsApp Image 2026 01 24 at 12.41.31

The Foundation: High-grade Aerospace 7075-T6 aluminum plates ready for production. We only use materials with maximum strength-to-weight ratios.

WhatsApp Image 2026 01 24 at 12.41.36

Material Traceability: Cross-referencing mill certificates with our R&D prototypes. Shown here is a 5083 validation part next to certified 7075-T6 documentation.

Screenshot 2026 01 24

Structural Simulation: We use FEM (Finite Element Method) stress analysis to ensure every TSS product can withstand extreme forces on the track and street.

Screenshot 2026 01 24

Engineering Brain: Advanced CAD/CAM programming and FEM simulations. Every TSS Tech component is designed and optimized by a Master of Mechanical Engineering.

Screenshot 2026 01 24

Precision Manufacturing: High-speed CNC machining in our facility. Every part is programmed and manufactured on our Haas VF2-SSYT in Karlovac.

Lancanik11

Complex Geometry: Validating the final sprocket profile. We specialize in high-performance parts that meet strict racing standards

Serijskapr

Serial Consistency: Our production line in Karlovac ensures that every unit in a batch meets the exact same high standards of finish.

Mjernje

Zero Tolerance: Final manual quality check. Every part is verified to a strict ±0.05mm tolerance standard to ensure a perfect factory-grade fit.

Screenshot 2026 01 24

Ready to Race: Professional packaging for safe worldwide shipping. Each package includes a signed QC card as proof of individual measurement and inspection.

All components are designed and manufactured at TSS tech facility in Karlovac, Croatia, under the supervision of a Master of Mechanical Engineering.

Engineering Excellence

FEM Analysis

Every part is validated through Finite Element Method analysis before production. No guesswork, pure engineering.

±0.05mm Precision

Industry-leading tolerances. Each component is individually measured and verified with QC documentation.

Certified Materials

German-sourced Aerospace Grade ALU 7075-T6 and ALU 5083 Marine grade aluminum. Material certificates included with every order.

HAAS CNC

American precision meets European engineering. Every part machined on HAAS equipment with optimized CAD/CAM processes.

Ready to Upgrade?

Browse our complete catalog of precision-engineered motorcycle parts. Available on eBay with worldwide shipping.

From the Blog

Technical insights, racing tips, and news from TSS Racing.

TSS TECH d.o.o. Kralja Tomislava 10
47000 Karlovac, Croatia

IBAN: HR2723400091111216029 VAT ID: HR94923628394