A critical hotfix addressing connectivity issues when joining consecutive events.

iRacing
We are the world’s premier motorsports racing game. An iRacing membership provides entry into the newest form of motorsport: internet racing. Internet racing is a fun, easy, and inexpensive way for race fan and gamers alike to enjoy the thrill of the racetrack from the comfort of their home.
Power trajectory
Net buffs minus nerfs over time. Up = the game is being buffed overall, down = nerfed.
Latest patches
Buffs, nerfs, bug fixes & updates at a glance — click a row to jump to that subject
Critical hotfix addressing server crashes caused by weather system value overflows.
Critical hotfix addressing a car loading failure and a UI bug regarding tire options.
Critical stability fix for Moza hardware and UI improvements for the Dallara IR18.
Critical hotfix addressing system stability, CPU alert logic, and disabling specific Moza wheel effects to prevent crashes.
- Ferrari 296 GT3development codePresent→Removed
Removed defunct development code from the vehicle model for optimization.
- Moza Wheels360 Hz / Wheel LFEfeature statusEnabled→Disabled
Moza 360 Hz and Wheel LFE effects have been temporarily disabled to resolve a critical issue causing simulator crashes after 2 hours.
- System UICPU usage alert triggerHigh CPU usage→High CPU + Active Network Alert
The high CPU usage warning now only triggers if there is also an active network alert, preventing unnecessary warnings.
2025 Season 3 Hotfix 1 focuses on critical stability fixes for race servers, the updater, and Charlotte Motor Speedway, alongside setup updates for the NASCAR Cup Series Gen 7.
Role distribution
Patch impact split by role
What got changed
Click a row to filter the cards below
Heroes & subjects
Click a card to see its full timeline + per-ability breakdown
- ⚙️+16/-0▲ +1626mo ago
General
GeneralGraphics · Simulation · SystemSignificant technical leap with DX11 and improved netcode.
- ⚙️+10/-0▲ +1044mo ago
iRacing UI
GeneralInterface · UX · UIGeneral quality of life improvements and bug fixes for the user interface.
- ⚙️+5/-0▲ +528mo ago
Graphics
GeneralVisual · Stability · PerformanceBetter compatibility between AMD FSR and MVP.
- +3/-2▲ +154mo ago
Mercedes-AMG F1 W12 E Performance
CarF1 · Open Wheel · MercedesLoss of custom liveries, but improved deployment mode stability.
- +4/-0▲ +460mo ago
Dallara P217
CarLMP1 · Prototype · LMP2Improved steering range for better vehicle control.
- ⚙️+3/-0▲ +341mo ago
Damage Model
GeneralPhysics · Collision · SimulationReduced game crashes during heavy collisions.
- 🗺️+2/-1▲ +121mo ago
Hockenheimring Baden-Württemberg
MapRoad Course · Germany · RoadBetter track limit enforcement and general stability/collision fixes.
- +3/-0▲ +354mo ago
Hyundai Elantra N TC
CarTouring Class · Touring · HyundaiMore setup flexibility and improved visuals/pits.
- +3/-0▲ +362mo ago
McLaren MP4-30
CarFormula · Open Wheel · F1Better telemetry and fixed critical tire/setup bugs.
- ⚙️+2/-0▲ +218mo ago
Race Control
GeneralSystem · UI · RulesFixed a bug that caused unfair disqualifications in official races.
- ⚙️+2/-0▲ +218mo ago
AI Racing
GeneralAI · Oval · FormulaMore realistic and competent AI on oval tracks for junior formula cars.
- +2/-0▲ +212mo ago
Ferrari 296 GT3
CarGT3 · FerrariIncreased durability and resilience to impact damage.
- 🗺️+1/-1≈ 021mo ago
Daytona International Speedway (Road Course)
MapRoad Course · USA · DaytonaStricter enforcement of apron usage via slowdown penalties.
- ⚙️+2/-0▲ +221mo ago
Weather System
GeneralSimulation · Environment · PhysicsMore predictable off-track grip and better server performance in rain.
- 🗺️+2/-0▲ +254mo ago
Daytona International Speedway
MapOval · Road Course · DaytonaGeneral visual and asset cleanup.
- +1/-1≈ 062mo ago
ARCA Menards Chevrolet Impala
CarStock Car · ARCARemoved an exploit where front-end damage could increase vehicle speed.
- +1/-1≈ 021mo ago
McLaren 720S GT3 EVO
CarGT3 · RoadMore accurate physics simulation with a slight penalty to top-end drag.
- +2/-0▲ +243mo ago
BMW M Hybrid V8
CarLMDh · HypercarImproved visual fidelity and refined drafting physics.
- +1/-1≈ 043mo ago
Mercedes-AMG W13 E Performance
CarFormula 1 · Open WheelLess setup flexibility but more durable wheels.
- ⚙️+2/-0▲ +243mo ago
Graphics & VR
GeneralVR · PerformanceSignificant stability and performance gains for VR users.
- 🔫+2/-0▲ +264mo ago
McLaren 570s GT4
WeaponGT4 · Road Car · McLarenNew highly agile GT4 option added to the roster.
- ⚙️+2/-0▲ +291mo ago
BETA UI
GeneralInterface · UX · BETAImproved navigation and better integration of league racing.
- ⚙️+1/-0▲ +146mo ago
General UI
GeneralSystem · UI · InterfaceVarious quality-of-life fixes and bug corrections across the user interface.
- +1/-0▲ +110mo ago
Dallara IR18
CarIndyCar · Open Wheel · OvalUpdated baseline setups for a specific legacy track.
- +1/-0▲ +121mo ago
NASCAR Cup Series Toyota Camry
CarStock Car · Oval · NASCARMore reliable pit stop fueling.
- ⚙️+1/-0▲ +113mo ago
Race Servers
GeneralSystem · Ranked · BackendEliminated a critical server-side crash during race starts.
- +1/-0▲ +163mo ago
NASCAR Cup Series Chevrolet Camaro ZL1
CarNASCAR · Oval · Stock CarMore reliable pit stop fueling.
- +1/-0▲ +163mo ago
NASCAR Cup Series Ford Mustang
CarNASCAR · Oval · Stock CarMore reliable pit stop fueling.
- ⚙️+1/-0▲ +118mo ago
Dynamic Track Model
GeneralPhysics · Environment · SimulationMore realistic track debris behavior and fixed session cleanup.
- +1/-0▲ +118mo ago
Supercars Gen 3
CarSupercars · Drafting · GTPit stop tire management is now functional.
- +1/-0▲ +118mo ago
Ferrari 499P
CarGTP · Ferrari · HypercarBetter chassis tuning control and fixed UI discrepancies.
- 🗺️+1/-0▲ +121mo ago
Watkins Glen International
MapRoad Course · USA · RoadSmoother racing line and various asset fixes.
- ⚙️+1/-0▲ +128mo ago
Virtual Reality
GeneralVR · Stability · OpenVRCritical stability fix for VR users.
- +1/-0▲ +128mo ago
Dallara F3
CarOpen Wheel · Formula · AIMore competent AI opponents when using the Dallara F3.
- ⚙️+1/-0▲ +143mo ago
Visual Effects
GeneralGraphics · VFX · RenderingBetter performance (FPS) during dirt racing events.
- 🗺️+0/-1▼ -146mo ago
Circuit of the Americas
MapUSA · Road · Road CoursePurely cosmetic updates to trackside branding.
- 🗺️+0/-1▼ -146mo ago
Fuji International Speedway
MapJapan · Road · CircuitMore accurate track enforcement and better rule documentation.
- ⚙️+1/-0▲ +149mo ago
Rendering
GeneralGraphics · AMD · PerformanceImproved visual fidelity for distant environmental effects.
- +1/-0▲ +155mo ago
Audi RS 3 LMS
CarTouring · Audi · GT4Updated baseline setups.
- +1/-0▲ +163mo ago
BMW M4 GT4
CarGT4 · PerformanceBetter rendering performance when viewing the car from external cameras.
- ⚙️+1/-0▲ +110mo ago
Moza API
GeneralHardware · Controls · StabilityEliminates long-session crashes for Moza users.
- ⚙️+0/-1▼ -112mo ago
Moza Wheels
GeneralHardware · Peripherals · MozaLoss of high-frequency haptics to ensure system stability.
- +1/-0▲ +118mo ago
SCCA Spec Racer Ford
CarSCCA · FordReduced likelihood of engine failure from nose-on collisions.
- 🗺️+1/-0▲ +119mo ago
New Hampshire Motor Speedway
MapOval · RoadImproved track markers and fixed a collision hazard in Turn 3.
- +1/-0▲ +121mo ago
Lotus 49
CarVintage · Open WheelGreater precision in brake bias setup.
- ⚙️+1/-0▲ +126mo ago
GT4 Class Cars
GeneralGT4 · RacingBetter recovery options after collisions during pit stops.
- ⚙️+1/-0▲ +126mo ago
TCR Class Cars
GeneralTCR · RacingBetter recovery options after collisions during pit stops.
- ⚙️+1/-0▲ +126mo ago
Porsche 911 GT3 Cup (992)
GeneralPorsche · GT3 Cup · RacingBetter recovery options after collisions during pit stops.
- ⚙️+1/-0▲ +127mo ago
iRacing Weather System
GeneralEnvironment · ServerBetter server performance and more consistent rain intensity in official races.
- 🗺️+1/-0▲ +127mo ago
Wild West Motorsports Park
MapTrackImproved stability during track loading.
- ⚙️+1/-0▲ +128mo ago
Connectivity
GeneralNetwork · OnlineUsers can now reliably join all online session types.
- ⚙️+1/-0▲ +128mo ago
Profile
GeneralProgression · UIAwards are now correctly functioning.
- ⚙️+1/-0▲ +128mo ago
Rain-Ready Cars
GeneralSimulation · RainCritical stability and functionality fixes for rain-capable vehicles.
- 🗺️+1/-0▲ +133mo ago
Kern County Raceway Park
MapAsphalt · OvalRemoved a dangerous collision point on the back wall.
- +1/-0▲ +141mo ago
GT3 Cars
CarGT3 · Road RacingLess punishing damage when utilizing curbs.
- 🗺️+1/-0▲ +143mo ago
Lucas Oil Speedway
MapDirt · OvalAdded night racing capability.
- ⚙️+1/-0▲ +143mo ago
GT3 Cars
GeneralGT3 · Road RacingSmoother interactions with soft surfaces during collisions.
- ⚙️+1/-0▲ +143mo ago
BMW M Hybrid V8
GeneralGT3 · BMWImproved damage model behavior and UI fixes.
- ⚙️+1/-0▲ +143mo ago
Dallara P217
GeneralPrototype · LMPLess likely to get stuck on soft surfaces during side-impacts.
- 🗺️+0/-1▼ -143mo ago
Circuit de Nevers Magny-Cours
MapRoad Course · FranceStricter track limit enforcement.
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Top abilities tweaked
Most-touched abilities across all patches
Recent patches
Most recent 12