Classes and Weight 

Hot Wheels 250 rules  4 &A 5 years old Young Gun Beginner 250 rules   6 & 7 years old Jr. 1 Clone 265 rules Jr. 2 Clone 290 rules        Jr. 3 Clone 320 rules Stock Animal 330 rules    125 Outlaw 370 rules        250 Outlaw 420 rules Pro Open Outlaw 450 rules Pro Open Outlaw(40 & over) 450 rules Adult Cage Clone 375 rules Modified Clone rules   Pro Flat Adult Clone 375 rules Pro Flat Stock Animal 360 rules Pro Flat Predator 360 rules Pro Flat RWYB --- ---
A single kart can only run in one class. Drivers can run inmultiple classes, but must run a different kart for each class.

Pro Classes are Pay Out classes only

Classes and Weight 

Hot Wheels 250 rules  4 &A 5 years old Young Gun Beginner 250 rules   6 & 7 years old Jr. 1 Clone 265 rules Jr. 2 Clone 290 rules        Jr. 3 Clone 320 rules Stock Animal 330 rules    125 Outlaw 370 rules        250 Outlaw 420 rules Pro Open Outlaw 450 rules Pro Open Outlaw(40 & over) 450 rules Adult Cage Clone 375 rules Modified Clone rules   Pro Flat Adult Clone 375 rules Pro Flat Stock Animal 360 rules Pro Flat Predator 360 rules Pro Flat RWYB --- ---
Red River Showdown
A single kart can only run in one class. Drivers can run inmultiple classes, but must run a different kart for each class.

Pro Classes are Pay Out classes only