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2021 Black Hills Throwdown at the Buffalo Chip (Sturgis) Quick Links
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Ultra4 Racing
2
Schedule
Aug
6
The PROGRESSIVE Black Hills Throwdown (Sturgis, SD)
Sep
3
The Crandon Classic (Crandon, WI) East and North joint race
Oct
15
Ultra4 Nationals (Davis, OK)
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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
Events
Aug
6
The PROGRESSIVE Black Hills Throwdown (Sturgis, SD)
Sep
3
The Crandon Classic (Crandon, WI) East and North joint race
Oct
15
Ultra4 Nationals (Davis, OK)
Drivers
More Info
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News
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