The Kosmic Mercury RR KZ2 is a high-performance gearbox kart chassis purpose-built for the KZ2 class — one of the most demanding and exciting categories in karting. Developed by Kosmic Kart (OTK Group), the Mercury RR KZ2 is engineered to handle the power and torque of a 125cc gearbox engine with precision Italian chassis design.
Class: KZ2 (125cc gearbox)
Frame material: Molybdenum chrome steel
Brand: Kosmic Kart (OTK Group)
Includes OTK aluminium machined components, compatible bodywork and braking system
Serious about KZ2? This is the chassis to be on. Contact us to discuss setup, availability, and engine options to complete your package.
