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2021 Nationals Race Results (ALL CLASSES)

2022 ULTRA4 Racing North America Event Schedule

2021 National and Regional Champions

Jimmy Jack

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Driver Information

Drivers Team Name:

Jack Racing

Drivers Class:

4500

Drivers Car Number:

63

Performance

Drivers Rear Axle:

Spidertrax

Drivers Front Axle:

Spidertrax

Drivers Transfer Case:

Offroad Design Magnum

Drivers Transmission:

th400

Drivers Engine:

Cheby

Handling

Drivers Shocks:

King

Drivers Wheels:

KMC

Drivers Seats:

Corbeau racing seats

Drivers Chassis:

jeepish