King of the Hammers (KOH)

Nexen Tire USA Earns Podium Finish in First-Ever Appearance At King of the Hammers!

— True North Racing – Supplied with Roadian MTX Extreme Off-Road Tires – Earns Second-Place Podium Finish in Grueling Off-Road Race — DIAMOND BAR, Calif. (Feb. 19, 2019) – Nexen Tire America, Inc., a worldwide leader in high-performance, passenger, SUV/light truck and winter tire technology, took its premier Roadian MTX Extreme Off-Road tires to the 2019 King of the […]

King of the Hammers (KOH)

BFGoodrich Racers Reign at King of the Hammers

BFGoodrich wins overall for the ninth time in 13 years GREENVILLE, S.C., Feb. 15, 2019 — BFGoodrich racers dominated the notoriously tough King of the Hammers in Johnson Valley, Calif., handily winning three of the four major events. The 235-mile King of the Hammers race takes Ultra4 cars through extreme rock crawling for one of the […]

Press Release

Youngest 4400 Ultra4 Driver Qualifies in Top 10 for KOH2019 in New FIS Car

Jordan Pellegrino Qualifies 9th out of 107 Entries  Determination and commitment to succeed has driven Ultra4’s youngest 4400 driver, Jordan Pellegrino, to focus on a brand new Full Independent Suspension Ultra4 car to race at the 2019 Nitto King of the Hammers powered by Optima Batteries. The Rockstar Energy – Mickey Thompson Tires – KMC […]

King of the Hammers (KOH)

4WP Brings Support and Stacked Teams to 2019 King of the Hammers™ Off-Road Race

4 Wheel Parts, the global leader in off-road performance product sales, is returning to the 2019 Ultra4 King of the Hammers™ for the 10th consecutive year with defending champions in the Ultra4 and UTV classes and title sponsorship of the 4WP Every Man Challenge Race. Compton, CA (February 1, 2019) – 4 Wheel Parts (4WP) is […]


Rule Changes Regarding Qualifying for KOH: Effective Immediately.

This email is being sent out to all ULTRA4 drivers and teams. The following rule changes regarding qualifying are effective immediately.  A. The intent of this rule is to recognize and reward competence and loyalty with regards to transitioning from UTV or an EMC Class to the 4400 Class.  If you have finished top 10 […]