DMS 4 Class System
The DMS 4 class system is geared towards local amateur level competitions where a wide range of vehicle and skill levels are competing. The main goals of this system are to:
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Keep vehicle tech easy for event organizers.
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Make classing easy and fair for competitors.
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Keep the events exciting to compete in.
Classes
Defintions
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Production Vehicle - Mass-produced identical model passenger vehicles, offered for sale to the public that are designed to be driven on the street.
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Treadwear - The UTQG rating that is stamped on the tire from the factory.
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Tire Width - The factory rated width of the tire.
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DOT Approved - Department of Transportation approved tire, signifies that the tire can be used on the streets.
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Street Legal Vehicle - Vehicles that are registered & insured and can be legally driven on the street.
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Full Factory Interior - An interior that retains all the components it had from the factory.
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Bolt In Aftermarket Interior Part - An aftermarket part that replaces a factory part or adds a safety component to the interior of the vehicle.
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Muscle Car - American front engine RWD cars
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AWD - An all wheel drive vehicle
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RWD - A rear wheel drive vehicle
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FWD - A front wheel drive vehicle
Vehicle Tech
Only the winners of each class will need to be inspected to ensure they are within the rules. Only 3 things need to be checked and referenced to the classing rules:
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Check the vehicle model
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Check the tires
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Check the interior of the car
Unsure of how to find Width, Treadwear Rating & DOT Stamp on tires?