iRacing week 4: NASCAR, Grand Prix Tour, DTM and endurance racing

iRacing's weekly racing schedule for October 6–12, 2026 (Season 4, Week 4) spans multiple championships and formats, from oval racing to road courses and endurance competition.

The NASCAR iRacing Series reaches week 32 of 36 at Charlotte Motor Speedway, with fixed-setup races on Wednesday at 21:00 GMT, Friday at 01:00 GMT, Saturday at 10:00 and 16:00 GMT, and Monday at 01:00 GMT. Open-setup sessions run Thursday at 01:00 and 18:00 GMT, Saturday at 01:00 GMT, and Sunday at 14:00 GMT. The series follows the real-world NASCAR Cup schedule using the Next Gen stock cars from Chevrolet, Ford and Toyota.

The iRacing Grand Prix Tour, featuring the Mercedes-AMG F1 W13 E Performance, moves to week 18 of 24 at Fuji International Speedway. Fixed-setup races are scheduled Thursday at 10:00 and 19:00 GMT, Friday at 01:00 and 04:00 GMT, Saturday at 10:00 and 19:00 GMT, and Sunday at 01:00 and 04:00 GMT. Open-setup sessions run Friday at 10:00 and 19:00 GMT, Saturday at 01:00 and 04:00 GMT, Sunday at 10:00 and 19:00 GMT, and Monday at 01:00 and 04:00 GMT.

The iRacing DTM Series concludes its season at week 8 of 8, held at Hockenheimring. The 55-minute, time-based races with rolling starts take place Thursday at 10:00 GMT (Sydney), 18:00 GMT (Europe), Friday at 00:00 GMT (US East) and 03:00 GMT (US West). Drivers may choose any car and change their selection week to week.

The iRacing Nürburgring Endurance Championship reaches week 9 of 10 at the Nürburgring Combined – Gesamtstrecke VLN, featuring five classes of sports cars. Races run Saturday at 07:00 and 17:00 GMT, and Sunday at 00:00 and 13:00 GMT. Additional weekly series include the Dirt 410 Sprint Car Tour at Lernerville Speedway (week 33 of 37), the Dirt Super Late Model Tour at Eldora Speedway (week 35 of 39), the NASCAR Modified Tour at Thompson Speedway Motorsports Park (week 22 of 26), and the Vintage Grand Prix Tour at Autodromo Internazionale Enzo e Dino Ferrari (week 13 of 16).

Daily racing series continue with FIA F4 Regional Tours at Sachsenring (Challenge), Portland International Raceway (Americas), Sandown International Motor Raceway (Asia-Pacific), and MotorLand Aragón (Europe). GT3 Regional Tours by SENSITHaptics run at Canadian Tire Motorsports Park (Americas), Shell V-Power Motorsport Park at The Bend (Asia-Pacific), and Hockenheimring (Europe). The Ring Meister series features the Ruf RT 12R Track at Nürburgring Nordschleife, while the Draft Master Challenge by SIMAGIC runs the NASCAR Craftsman Truck Series at Talladega Superspeedway. Rain Master Challenge by Podium1 offers wet-weather GT3 racing at Oulton Park Circuit.

New for 2026, the FIA Cross Car Championship at Rookie License level debuts this week at Daytona Rallycross and Dirt Road. A new Track Day format launches at Shell V-Power Motorsport Park at The Bend – West Plus Circuit, featuring multiple car classes including the Porsche 911 GT3 Cup, Mazda MX-5 variants, Caterham 420R, Renault Clio, Toyota GR86, Radical SR8, and various TCR machines. Open qualifiers begin every 30 minutes at :15 and :45 past the hour.