Drivers Start Here

 
For first time drivers without a user account, please set up an account first. If you need a number, please use the driver's search box on the left to find a number you would like in your class range that is not used and email it to Courtney@Ultra4Racing.com for verification. Then, you may set up your account HERE.
We are thrilled to have you as a member of the Ultra4 Racing family. Below are a couple of quick links to help get you started.
If you have any questions registering, please email us at courtney@ultra4racing.com
Entry Fees for King of the Hammers 2022
  
ULTRA4 Rulebook

Building your own ULTRA4, Stock Modified, Stock, Legends, or UTV? Read the rules before you start your build. All safety rules must be followed by all classes.

Download the ULTRA4 Rule Book. – Updated 12/21/2020

Download the document “How to pass Ultra4 Chassis and Tech Inspection”

Ultra4 Chassis & Tech Sheet can be viewed here.

Should you have specific technical questions, please email our tech inspector at tech@ultra4racing.com.

Full and pre-tech are available BY APPOINTMENT at the following locations. Check with the location on time availability and pricing. The $100 tech fee during registration stands for time on the Lake Bed. Teching ahead of time is a convenience for our racers and not mandatory. 

CLICK HERE FOR A LIST OF PRE-TECH LOCATIONS.

Important Info to know before racing with us.

Every ULTRA4 4400 race is a qualifying event with the top 10 non-qualified drivers from each event  (20 from KOH) earning their chance to compete in next year's King of the Hammers race.
 
HANS Devices
ULTRA4 is requiring SFI Rated Head and Neck Restraints for all Classes. Please click here for a list of SFI approved devices. Drivers with any questions regarding this requirement can email tech@ultra4racing.com
USAC Insurance
USAC Insurance is required for ALL classes. Please visit www.ultra4license.com to pay for your insurance. An annual license covers all races in a calendar year plus your tech fee. If you sign up for a single use license, you will owe a tech fee at your first race. 
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