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Slipstream Society League: Ultimate Endurance Series
Slipstream Society League is proud to announce its premier team endurance event on Assetto Corsa Competizione: the SSL Ultimate Endurance Series.This championship is designed to test teamwork, strategy, and consistency over four grueling rounds at some of the world's most iconic racing circuits. Teams will compete in a dedicated driver-swap format, requiring seamless pit execution, focus, and strategic coordination across multi-hour stints.Championship Calendar
The series features a progressively increasing duration for each round, culminating in a spectacular 24-hour finale.
Round 1: 6 Hours of Silverstone – 15th August 2026
Round 2: 8 Hours of Spa-Francorchamps – 5th September 2026
Round 3: 12 Hours of Monza – 3rd October 2026
Round 4: 24 Hours of Nurburgring – 7th November 2026
Event Format and Requirements
Platform: Assetto Corsa Competizione (ACC)
Format: Team Event with Mandatory Driver Swaps
Team Limit: A maximum of 4 drivers per team is permitted.
Scoring: Points will be awarded across all four rounds to determine the overall SSL Ultimate Endurance Champions.
Registration is now open. Coordinate your driver lineups, finalize your car selection, and ensure your team strategy is locked in. The ultimate test of virtual endurance awaits.