VEHICLE CLASSES

PRO 2

2 Wheel Drive Full-size race trucks built on a standardized chassis

700-800 Horsepower

18” Front wheel travel limit

20” Rear wheel travel limit

117” Maximum wheelbase

93” Maximum track width

4200 lbs. Minimum weight

Pro 2 truck numbers 1-99

PRO LITE

2 Wheel Drive Mid-size V-8 trucks and OEM Platform Engine trucks built on a standardized chassis

450-500 Horsepower

12" Front wheel travel limit

14" Rear wheel travel limit

106" Maximum wheelbase

74" Maximum track width

3400 lbs. Minimum weight

Pro Lite truck numbers 1-99

OPEN V8 / ULTRA4

2 or 4 wheel drive full size V-8 trucks and ULTRA4 race cars

400+ Horsepower

Travel and measurements vary

No minimum weights

Open V8/ULTRA4 numbers will vary

MINI OPEN

2 wheel drive mid-size 4 cylinder or V6 desert trucks

Typically includes 1450 Trucks & Trophylites

Travel and measurements vary

No minimum weights

Mini Open numbers will vary

MINI STOCK

2 Wheel Drive Mini trucks 1997 and older vehicles

4 cylinder or V6 engines

9" Front wheel travel limit

11" Rear wheel travel limit

Measurements vary based on model

2600-3200 lbs. Minimum weight

Mini Stock truck numbers 1-99

PRO BUGGY

Open-wheel buggies

2.4L Ecotec engines

210 Horsepower

93" Maximum track width

1900 lbs. Minimum weight

Pro Buggy numbers 1-99

LIMITED BUGGY

Open-wheel buggies

VW based suspension and drivetrain

1600 cc VW air-cooled engines

80 Horsepower

56” Maximum track width

1600 lbs. Minimum weight

Limited Buggy numbers 300-399

1600 DESERT BUGGY

Open-wheel desert racing buggies

VW based suspension and drivetrain

1600 cc VW air-cooled engines

80 Horsepower

56” Maximum track width

1600 lbs. Minimum weight

1600 Buggy numbers 1600-1699

CLASS 11

Stock VW sedan

1600 cc VW air-cooled engines

80 Horsepower

Class 11 numbers 1100-1199

PRODUCTION 1000 UTV

Stock 1000 cc UTV

80-110 Horsepower

72.5" Maximum overall width

Minimum weight (RZR, Arctic Cat, Can Am): 1600 lbs

Minimum weight (Yamaha): 1778 lbs

Production 1000 numbers 900-999

PRODUCTION TURBO UTV

Stock 1000 cc factory turbo 2 seat UTV

130-160 Horsepower

74.5" Maximum overall width

1800 lbs. Minimum weight

Production Turbo numbers 700-799

UNLIMITED UTV

Modified 1000 cc 2 seat UTV

130+ Horsepower

Measurements vary

Unlimited UTV numbers 1-99

SR1 UTV

Modified Yamaha Rhino

R1 1000cc street bike engine

14000 RPM

Chain driven

78" Maximum overall width

1600 lbs. Minimum weight

SR1 numbers 1-99

YOUTH 1000 UTV

Stock Production UTVs

1000cc

Single & Two-seat models

Drivers ages 12-15

Youth 1000 numbers 1-99

RZR 170 UTV

Stock Polaris RZR 170 UTV

170 ccs

53.5" Maximum overall width

68.5" Maximum wheelbase

650 lbs. Minimum weight

Drivers ages 6-12

RZR 170 numbers 100-199

MODIFIED KART

Advanced kart class utilizing 450cc motorcycle motors

48 Horsepower

13" Front wheel travel limit

19" Rear wheel travel limit

73" Maximum wheelbase

58" Maximum track width

815 lbs. Minimum weight

Drivers ages 10-15

Modified Kart numbers 500-599

JUNIOR 2 KART

Custom single-seat mini race trucks

Honda GX390 389 cc 4-stroke air-cooled electric start engine

11.7 Horsepower

58.5" Maximum track width

73" Maximum wheelbase

670 lbs. Minimum weight

Drivers ages 8-15

JR 2 Kart numbers 400-499

JUNIOR 1 KART

Custom single-seat mini race trucks

Honda GX270 270 cc 4-stroke air-cooled electric start engine

9.5 Horsepower

56.75" Maximum track width

71" Maximum wheelbase

610 lbs. Minimum weight

Drivers ages 8-15

JR 1 Kart numbers 200-299