All Things iRacing.
Build coverage, news, guides, & tools for iRacers.
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iRacing Rebuilds the Mazda MX-5 for Season 4
The Mazda MX-5 Season 4 update re-engineers the car’s suspension, engine, and tires from scratch. Here is what every MX-5 Cup driver needs to know before Season 4.
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How Fixed Tires Work in iRacing IMSA GT3 Races
Fixed tire races in iRacing’s IMSA GT3 series lock your tire selection and setup before the pit lane opens. If you come from open format, the way you approach each stint changes significantly.
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2026 eNASCAR Playoffs Preview: Zalenski Tops the Bracket
The 2026 eNASCAR playoffs field is set. Ten drivers chase the Dale Earnhardt Jr. Cup across Michigan, Texas, and Kansas, with Bobby Zalenski carrying the No. 1 seed and Steven Wilson looking for a three-peat.
Up Next · Special Event
Knoxville Nationals
Knoxville Raceway · 410 Sprint Cars
Aug 4–9
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Night Racing Is Coming to iRacing for the First Time
iRacing’s new physically-based lighting engine enables night racing on fully lit tracks for the first time. The August 2026 development update confirms the project is nearing completion.
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Aston Martin Valkyrie AMR-LMH Confirmed for iRacing Season 4
The Aston Martin Valkyrie AMR-LMH is confirmed for iRacing Season 4 2026, developed with real telemetry and engineering data from Aston Martin’s WEC racing team.
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iRacing Career Mode Enters Final Polish with 7 Distinct Paths
iRacing Career Mode is in final polish with seven distinct paths spanning grassroots to elite racing, all included free with standard membership and no extra purchases required.
iRacing 2026 Season 4 Build Tracker
Everything we know for the next iRacing build.
- Aston Martin Valkyrie AMR-LMH S4 Confirmed:#cars#endurance#confirmed
- Gen 4 Grand National S4 Confirmed:#cars#nascar#confirmed
- Mazda MX-5 Physics Rework S4 Confirmed:#cars#physics#confirmed
- Pit Summary & Car Damage UI S4 Confirmed:#features#ui#confirmed
- Future Track Refreshes and Rescans#oval-tracks#road-tracks#confirmed
- Multiclass Starts S4 Confirmed (Race Control UPDATE 2):#features#confirmed
- Physics Islands: Multi-Threading Overhaul S4 Confirmed UPDATE 2:#physics#confirmed
- Caterham Academy & 420R S4 Confirmed UPDATE 3:#cars#confirmed
- Track Reverb & Reverb Zones#features#confirmed
- Circuit Bugatti#road-tracks#confirmed
- Aston Martin Vantage AMR-LMH (GTP)#cars#endurance#confirmed
- Bahrain International Circuit#road-tracks#confirmed
- iRacing confirms Career Mode is coming! UPDATE 10:#features#career-mode#confirmed
- Summit Point Motorsports Park Refresh#road-tracks#wip
- New Helmet Model UPDATE:#features#confirmed
- Circuit Paul Ricard#road-tracks#confirmed
- Oval Rubber/Surface Behavior Updates#physics#confirmed
- Dirt Oval Improvements#features#confirmed
- GT3 Pit Stop Animation#features#confirmed
- Save Feature#features#confirmed
- Circuit Ricardo Tormo#road-tracks#confirmed
- Winchester Speedway#oval-tracks#wip
- Spark: iRacing's New Graphics Engine UPDATE 3:#graphics#confirmed
- IndyCar Street Courses UPDATE:#road-tracks#rumor
- 128 Cars Per Session#features#future
- NTMv10 Future Tire Model#physics#confirmed
- Salem Speedway#oval-tracks#rumor
- TT Circuit Assen#road-tracks#rumor
- 2027 Mercedes AMG GT3 Coming to iRacing?#cars#gt3#rumor
- Bowman Gray Stadium coming to iRacing? UPDATE 3:#oval-tracks#rumor
- Kyalami Grand Prix Circuit#road-tracks#rumor
- Croft Circuit#road-tracks#wip
Inside iRacing
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How to Learn a New iRacing Track Faster
Practice sessions on a new iRacing circuit should follow a structure, not just add laps. Here is a repeatable process for building braking references, fixing problem sections, and adding speed without random guessing.
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iRacing Crandon Championship 2026 Qualifying Open Now
The iRacing Crandon Championship presented by Trak Racer is live this week, with qualifying open through August 30 in the Lucas Oil Pro 4 Off-Road Truck at Crandon International Raceway.
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iRacing Gen 7 Superspeedway Package: How the New Aero Works
NASCAR’s Gen 7 superspeedway aero package debuts August 29 at Daytona, but iRacing hasn’t updated yet. Here’s what changed, how it will affect driving, and when to expect the sim update.
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Garrett Manes Wins First Career eNASCAR Race at Daytona in Triple Overtime
Garrett Manes drove from 34th to first at Daytona International Speedway to claim his first career eNASCAR Coca-Cola iRacing Championship Series win, setting a chaotic 10-driver playoff field.
Speed & Strategy
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How to Display GT3 Tire Data on a Second Screen in iRacing
GT3 cars in iRacing record tire temperatures, pressures, and wear every lap. Here is how to route that data to a second screen using SimHub and a GT3 DDU layout, so you can read it at a glance during any race.
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Does Left Foot Braking Actually Make You Faster in iRacing?
Left foot braking in iRacing gives you faster transitions and better trail braking control in paddle-shift cars. Here is how it works, which classes benefit most, and how to actually make the switch.
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What a 6000-iRating Sportscar Coach Learned About Going Fast in iRacing
Getting faster in iRacing takes more than seat time. Here’s what experienced sportscar drivers and coaches consistently teach about going fast in iRacing.
