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Mar 11, 2021 · 65mo ago

iRacing 2021 Season 2 Hotfix 1

AI summary1mo

Hotfix 1 for 2021 Season 2 introduces the McLaren 570s GT4, standardizes GTE rear toe adjustments, and implements various track and simulation stability fixes.

Buffs6

  • McLaren 570s GT4
    • The McLaren 570s GT4 is added to the simulation as a new road car option.Added
    • The McLaren 570s GT4 is now available for use in AI Racing.Enabled
  • NASCAR 1987 CarsDamage Model:Adjusted tire and suspension parameters for hyper-extensions and stabilized rear bumpers for the Monte Carlo and Thunderbird.
  • Hockenheimring Baden-Württemberg
    • Rolling Start:Rolling start location moved to shorten the parade lap time.Moved
    • Improved object physics for pit buildings/walls and patched a map hole that allowed drivers to leave the plane of existence.Improved
  • GeneralDamage Model:Fixed potential simulator crashes caused by hyper-extending springs in the new damage model.

Other changes6

  • GTE Class Cars
    • Rear Toe:Rear toe-out adjustments are no longer allowed for BMW M8, Corvette C8.R, Ferrari 488, Ford GTE, and Porsche 911 RSR.AllowedDisallowed
    • Toe:Toe adjustment increments updated to 0.1mm for all GTE cars.0.1 mm
    • Toe:English units for toe display are now shown in thousandths of an inch.Thousandths of an inch in
  • Hockenheimring Baden-WürttembergUpdated track limits and added gain-time checkpoints at Turn 1 and Turn 10 to prevent track advantage.Updated
  • General
    • Pace Car:Updated logos for the Sedan Pace Car.Updated
    • Updated track surface parameters for Chicagoland and Michigan International Speedway.Updated

subjects affected (5)

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How did this patch land?
🔗
official notes
iRacing · Mar 11, 2021

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Patch history

see all 52

  1. 2026 Season 3 Patch 3 Hotfix 2 Release [2026.07.17.01]Jul 21, 2026 · 1d

    Critical hotfix addressing race control caution transitions, UI map zoom, spotter updates, and a new gearing set for the Dallara IR18.

    +1
  2. 2026 Season 3 Patch 3 Hotfix 1 [2026.07.14.02]Jul 15, 2026 · 1w

    Hotfix addressing a critical loading issue for the Acura NSX GT3 EVO 22 and a rebranding for the Formula Vee.

  3. 2026 Season 2 Patch 4 Hotfix 1 Release [2026.05.20.05]May 21, 2026 · 2mo

    A critical hotfix addressing connectivity issues when joining consecutive events.

  4. 2026 Season 1 Patch 1 Hotfix 1 Release Notes [2025.12.16.02]Dec 17, 2025 · 7mo

    Critical hotfix addressing server crashes caused by weather system value overflows.

  5. 2025 Season 4 Patch 3 Hotfix 1 Release Notes [2025.10.17.01]Oct 21, 2025 · 9mo

    Critical hotfix addressing a car loading failure and a UI bug regarding tire options.

  6. 2025 Season 3 Patch 4 Hotfix 1Aug 12, 2025 · 11mo

    Critical stability fix for Moza hardware and UI improvements for the Dallara IR18.

    +2
  7. 2025 Season 3 Patch 3 Hotfix 1 Release Notes [2025.07.02.02]Jul 3, 2025 · 12mo

    Critical hotfix addressing system stability, CPU alert logic, and disabling specific Moza wheel effects to prevent crashes.

    1
  8. 2025 Season 3 Hotfix 1 [2025.06.10.04]Jun 11, 2025 · 13mo

    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.

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