GFC SS31 SENIOR/JUNIOR KART

GFC SS31 Spec Chassis 2025
The Next Evolution Has Arrived!

Model: GFC3030.OKTAG.KITGB

The 2025 GFC SS31 Spec is here, combining proven race-winning performance with the latest CIK homologation and a host of engineering improvements designed to give drivers the confidence to push harder, brake later and race faster.

The GFC SS31 is now CIK-FIA Homologated (2025-2027)
Homologation No: 020/CH/31
Whether you're competing at club, state or national level, the SS31 delivers the precision, consistency and adjustability serious racers demand.

Chassis Specifications

• 30mm Chrome Moly Chassis
• 1045mm Wheelbase
• 50mm Rear Axle
• 25mm Stub Axles
• KG 508 Side Pods
• KG 509 Front Fairing & Spoiler
• 8.5L Fuel Tank
• GFC Magnesium Wheels (132mm Front / 212mm Rear)
• Magnesium Wheel Hubs
• Hydraulic Floating Brake System

New for 2025

• The SS31 has received significant upgrades throughout the chassis, improving braking performance, aerodynamics, durability and adjustability.
• New KG 508 / KG 509 bodywork with striking matte finish graphics
• New floating rear brake disc and brake hub assembly
• Redesigned brake caliper with integrated cooling fins
• Magnetic brake pistons for improved pad retention and more consistent pedal feel
• KG 509 front fairing and spoiler for reduced aerodynamic drag
• Newly designed front spindles offering increased setup adjustment
• Reinforced seat stays providing greater rigidity, improved durability and additional seat positioning for taller drivers
• Adjustable aluminium engine stop to suit a wider range of engine packages
• New bearing cassette design
• Premium M7 345mm steering wheel
• Aggressive new matte graphic package

Built to Win
Every detail of the 2025 GFC SS31 has been refined with one goal in mind... delivering a faster, more consistent kart that gives drivers every opportunity to stand on the top step of the podium.

Available now from Kartbay Australia.