Racing Resources
King of the Hammers
Official event information and video coverage for King of the Hammers.
Yellowstone Off Road Racing (YORR)
Race information and video from Yellowstone Off Road Racing.
DirtHub Live
Temporarily unavailableGPS race tracking and live race coverage. DirtHub currently displays a “Back Soon” notice, so its website link is unavailable.
Technical Resources
Ultra4 Rule Book and Technical Resources
Official rules, current rulebook downloads and technical inspection reference sheets.
Racing TraX
Race tracking information, instructions, maps and race replay tools.
Tire Size Calculator
Compare tire measurements, overall diameter and speedometer differences.
Wheel Offset Calculator
Compare wheel width, offset, backspacing and inner-clearance changes.
Gear Ratio Calculator
Estimate the effect of tire-size changes on effective gearing and ratio selection.
Toyota Owner's Manuals
Official Toyota Canada owner’s manuals and emergency response guides.
Practical Adventure Tools
BC Backroad Mapbooks
British Columbia backroad maps, topographic detail and outdoor recreation information.
DriveBC
Current highway conditions, closures, delays, cameras and travel advisories.
Environment Canada Weather
Official Canadian forecasts, warnings, watches and weather alerts.
BC Wildfire Map
Current wildfire locations and incident information from the BC Wildfire Service.