C28-YS10 - Mini
The C28 kart is designed for the Micro and Mini classes, which typically have ages from 7 to 12 years old.
It uses a 28 mm frame and a 30 mm rear axle.
Photos of C28-YS10:
The RY30 kart is used for the Junior and Senior classes, and for the International OKJ and OK classes. It is suited for ages 12 and above.
This kart comes with the option of a 29, 30 or 32 mm frame and a 50 mm rear axle.
RY30-S10 - Junior/Senior
Photos of RY30-S10:
CRY32 - Shifter
The CRY32 kart is used for the shifter classes, which include the International KZ1 and KZ2 categories. It is suited for ages 15 and above.
It uses a 32 mm frame and a 50 mm rear axle.