Upgrade your kart with the Freeline Rear Axle 50x2x1040mm, a high-performance rear axle engineered specifically for KZ class racing karts. Designed for precision, strength, and durability, this 50mm rear axle delivers reliable performance on both dry and high-grip track conditions.

Manufactured by Freeline – a trusted name in professional karting components – this rear axle is made from high-grade steel with a 2mm wall thickness and a 1040mm length, ensuring optimal stiffness and flex for high-speed cornering and straight-line stability.

Key Features:

• Compatible with KZ class racing karts

• 50mm diameter, 2mm wall thickness, 1040mm length

• F-Grade stiffness

• Precision-machined for consistent performance and fit

• Ideal for dry, high-grip conditions and competitive karting
• Freeline quality – trusted by karting teams and drivers worldwide

Whether you're tuning your chassis setup or replacing a worn axle, the Freeline 50x2x1040mm rear axle delivers the performance you need to compete at your best.