MG White WT

Name: MG White WT Kart Tire
Brand: MG

Wetwet

Updated 2026-03-01

Performance Specs

Grip

Durability

Wet

45-75°F

Temp Range

Heat Cycles

F: 14-16 psiR: 12-14 psi

Pressure

Available Sizes

Position	Size	Rim Diameter	Tread Width
front	10x4.20-5	5"	4.2"
rear	11x6.00-5	5"	6"

Class Compatibility

Rotax Senior Rotax Junior Rotax DD2

Sanctioning bodies: Rotax Max Challenge

Overview

The MG White WT is the mandatory wet weather tire for all Rotax Max Challenge events. Its aggressive tread pattern and soft compound deliver confident grip in standing water conditions.

Ideal For

Wet weather racing in Rotax Max Challenge events.

Pros

Strong wet grip
Good water evacuation
Required for Rotax rain races

Cons

Wears fast on drying track
Limited to Rotax series
Expensive for a single-use tire

Where to Buy

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Frequently Asked Questions

Is the MG White WT legal for Rotax Senior?

Yes, the MG White WT is approved for use in the following classes: Rotax Senior, Rotax Junior, Rotax DD2.

What pressure should I run the MG White WT at?

Recommended starting pressures for the MG White WT are 14-16 psi (front) and 12-14 psi (rear). Adjust based on ambient temperature and track conditions.

How many heat cycles does the MG White WT last?

The MG White WT typically delivers optimal performance for 3 heat cycles. Performance will gradually degrade after this point.

What temperature range is best for the MG White WT?

The MG White WT performs best when tire surface temperature is between 45°F and 75°F.