The SIGMA RS3 TAG has been developed especially for medium tires.
Perfect for all US series (Rok Cup, UPSKS, SKUSA, Rotax, COTA…) and all CIK-FIA OK categories…, where the longer wheelbase and welded column support will ensure more effectiveness.
Equipped with a new frame – tubes Ø30 – and its new aluminum floor tray, the Sigma RS3 TAG 2023 is an exceptional and easy chassis for winning under all track conditions.
New frame design to increase performance & easy setting.
Modification of tubes quality
Hard stub axles are replaced by a softer model.
Steering tie rods change from 266 to 276mm.
Central bearing cage with its support suppressed.
Karts are now mounted with two bearing cages only.
Ø80mm rear wheel hubs are now mounted as original equipment.
Front flat stabilizer is modified as original equipment.