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NEXT BUILD Season 4: September 2026
5 Confirmed
13 Likely
10 Small Chance
See It All Below ↓
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  • Ford Mustang GT3 in iRacing on track, the competition car at the center of the iRacing Tri-Nations Cup

    iRacing Tri-Nations Cup 2026 Pre-Qualifying Opens August 21

    The iRacing Tri-Nations Cup is back for its fifth year. Pre-qualifying at Spa-Francorchamps opens August 21, free and open to all eligible drivers from the UK, Australia, and South Africa. Top 10 per nation advance to the September 6 main event at Bathurst and Silverstone.

    Read More iRacing Tri-Nations Cup 2026 Pre-Qualifying Opens August 21Continue

  • iRacing Career Mode style grassroots racing - five iRacing GR86 cars side by side on a restart, the kind of progression racing Career Mode is built around

    iRacing Career Mode Confirmed for Season 4

    iRacing Career Mode arrives in Season 4 with AI progression ladders, Save Game support, and no iRating impact. Here is every officially confirmed detail ahead of the September launch.

  • Why Bass Shakers Are Sim Racing’s Most Underrated Upgrade

    Why Bass Shakers Are Sim Racing’s Most Underrated Upgrade

    Bass shakers are one of the most overlooked upgrades in sim racing. Here is what they are, how they work with iRacing, what they add to the driving experience, and how to get started cheaply.

Up Next · Special Event

Knoxville Nationals

Knoxville Raceway · 410 Sprint Cars

Aug 4–9

See Event Info → All Races & Events
  • Struggling with Racecraft in iRacing? How to Get Better at Wheel-to-Wheel Racing

    Fast in practice but struggling once cars are around you? Here is the foundational guide to building real wheel-to-wheel racecraft in iRacing.

  • Porsche Esports Supercup Regional Mid-Season Report

    Three races down, two to go. Here is where every driver stands in the Porsche Esports Supercup Regional Championships halfway through the qualification season for Spa.

  • iRacing FOV: How Monitor Distance Affects Lap Times

    Most iRacing drivers run with the wrong FOV and never know it. Here is how your seating distance affects your field of view and what to do about it.

iRacing 2026 Season 4 Build Tracker

Everything we know for the next iRacing build.

🛠Next Build: Season 4 — September 202628 items tracked
5Confirmed
  • Future Track Refreshes and Rescans#oval-tracks#next-build#next-build-confirmed#road-tracks#confirmed
  • Track Reverb & Reverb Zones#features#next-build#next-build-confirmed#confirmed
  • Circuit Bugatti#road-tracks#next-build#next-build-confirmed#confirmed
  • Aston Martin Vantage AMR-LMH (GTP)#cars#endurance#next-build#next-build-confirmed#confirmed
  • Bahrain International Circuit#road-tracks#next-build#next-build-confirmed#confirmed
13Likely
  • Race Control Improvements UPDATE:#features#next-build#next-build-likely#confirmed
  • Summit Point Motorsports Park Refresh#road-tracks#next-build#next-build-likely#wip
  • iRacing confirms Career Mode is coming! UPDATE 9:#features#career-mode#next-build#next-build-likely#confirmed
  • New Helmet Model UPDATE:#features#next-build#next-build-likely#confirmed
  • Physics Engine Multi-Threading Overhaul#physics#next-build#next-build-likely#confirmed
  • Circuit Paul Ricard#road-tracks#next-build#next-build-likely#confirmed
  • New Entry-Level Vehicle… Caterham Seven? UPDATE 2:#cars#next-build#next-build-likely#confirmed
  • Oval Rubber/Surface Behavior Updates#physics#next-build#next-build-likely#confirmed
  • Dirt Oval Improvements#features#next-build#next-build-likely#confirmed
  • GT3 Pit Stop Animation#features#next-build#next-build-likely#confirmed
  • Save Feature#features#next-build#next-build-likely#confirmed
  • Circuit Ricardo Tormo#road-tracks#next-build#next-build-likely#confirmed
  • Winchester Speedway#oval-tracks#next-build#next-build-likely#wip
10Small Chance
  • IndyCar Street Courses UPDATE:#road-tracks#next-build#next-build-longshot#rumor
  • 128 Cars Per Session#features#next-build#next-build-longshot#future
  • NTMv10 Future Tire Model#physics#next-build#next-build-longshot#confirmed
  • Spark: iRacing's New Graphics Engine UPDATE 2:#graphics#next-build#next-build-longshot#confirmed
  • Salem Speedway#oval-tracks#next-build#next-build-longshot#rumor
  • TT Circuit Assen#road-tracks#next-build#next-build-longshot#rumor
  • 2027 Mercedes AMG GT3 Coming to iRacing?#cars#gt3#next-build#next-build-longshot#rumor
  • Bowman Gray Stadium coming to iRacing? UPDATE 3:#oval-tracks#next-build#next-build-longshot#rumor
  • Kyalami Grand Prix Circuit#road-tracks#next-build#next-build-longshot#rumor
  • Croft Circuit#road-tracks#next-build#next-build-longshot#wip
Last updated: August 10, 2026
    View Full Build Tracker

    Inside iRacing

    • iRacing Portimao 1000 Guide for August 14 and 15

      iRacing Portimao 1000 Guide for August 14 and 15

      The iRacing Portimao 1000 runs August 14 and 15. Here is what you need: car classes, minimum license, team rules, and how to find a session that works for your team.

    • iRacing World of Outlaws 410 Sprint Cars racing at Knoxville Raceway during the iRacing Knoxville Nationals 2026

      iRacing Knoxville Nationals 2026: Entry, Format, and Schedule

      The iRacing Knoxville Nationals 2026, presented by SimpleTire, is running this week with World of Outlaws 410 Sprint Cars at Knoxville Raceway. Here is the full breakdown of entry requirements, the heat race format, the Alphabet Soup bracket, and when to catch the broadcast.

    • iRacing GT3 Meta Car vs. Racing What You Love

      The Ford Mustang GT3 has a real lap time edge in iRacing’s GT3 fixed-setup series. Whether you should chase it depends on what you want from sim racing.

    • Porsche Esports Supercup Regional Standings After Three Races

      The Porsche Esports Supercup Regional Championships are three races in across four regions. Here is where every region stands heading into the final two rounds before the September 19 World Championship Series at Spa-Francorchamps.

    • iRacing iRating data screen showing driver progress over time

      Some of iRacing’s Biggest Questions Answered

    • Sim racer at a home rig after a long day, using iRacing as a mental health reset and escape through focused concentration

      Why iRacing Works as a Mental Health Reset

    • IndyCar racing at the Chicago Street Course in iRacing, one of the sim's existing IndyCar street circuit tracks

      Will iRacing Add the DC Street Circuit for the Freedom 250?

    • eNASCAR career pipeline in action, multiple cars racing in tight pack formation at the Coca-Cola iRacing Series

      How eNASCAR Became a Real Motorsport Career Pipeline

    • From A-License to First Win: Goal Progression in iRacing

      From A-License to First Win: Goal Progression in iRacing

    More #InsideiRacing

    Speed & Strategy

    • iRacing Porsche on track demonstrating how iRacing lap times are determined by cornering speed not top speed

      Does Top Speed Actually Matter for Faster Lap Times in iRacing?

      Most iRacing drivers look for faster lap times in the wrong place. This guide explains why top speed is not where time is made in iRacing, and what the corners reveal instead.

    • iRacing Le Mans mistakes at the Circuit de la Sarthe racing action

      Le Mans Mistakes Most iRacers Make

      The Circuit de la Sarthe has a short list of spots where laps and races are lost. Here is where iRacers go wrong at Le Mans and how to fix it.

    • NASCAR Cup cars running pack racing at a superspeedway in iRacing before the 2026 NASCAR superspeedway aero package mid-season changes

      How to Catch the Leader in iRacing Pack Racing

      If your tandem keeps losing ground to the leading pack, the problem is usually strategy, not speed. Here is how to organize a cooperative push that actually works in iRacing oval racing.

    More Speed & Strategy
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    Track Hub

    • Why Monza Can Be Chaos in iRacing

      Why Monza Can Be Chaos in iRacing

    • Surviving Monza in iRacing – A Practical Guide

      Surviving Monza in iRacing – A Practical Guide


    • Darlington Raceway: Screenshot Gallery

    • Watkins Glen International: Screenshot Gallery

    • Homestead-Miami Speedway: Screenshot Gallery

    Go to iRacing Track HUB

    Car Hub

    • Beginner Setup and Driving Tips for the Dirt Legends Ford ’34 Coupe

      Beginner Setup and Driving Tips for the Dirt Legends Ford ’34 Coupe

    • The Free Gem: Why the CTS-V is the Best Way to GT3

      The Free Gem: Why the CTS-V is the Best Way to GT3


    • The 488 GTE Legacy: Ferrari’s Enduring iRacing Legend


    • Pro Mazda to Legacy: The Indy Pro 2000 Transition


    • Lucas Oil Off Road Trucks — Screenshot Gallery


    Go to iRacing Car HUB
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    ICYMI

    • iRacing Tri-Nations Cup 2026 Pre-Qualifying Opens August 21
    • iRacing Career Mode Confirmed for Season 4
    • Why Bass Shakers Are Sim Racing’s Most Underrated Upgrade

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