FIA Confirms Five Straight Mode Zones for Singapore Grand Prix

The FIA has officially confirmed that five Straight Mode (SM) zones will be implemented for the upcoming Singapore Grand Prix. As Formula 1 enters Round 17 of the 2026 championship, these active aerodynamic configurations will be pivotal in navigating the demanding 19-corner Marina Bay street circuit.

Why it matters:

Singapore typically demands maximum downforce to handle its tight corners, but high drag often limits top-end speed on the straights. By implementing five SM zones—the maximum number seen at any circuit this season—the FIA is allowing teams to aggressively optimize their aero balance. This could significantly impact overtaking opportunities and qualifying laps on a track where track position is usually paramount.

The Details:

• Active Aero Mechanics: Straight Mode allows drivers to adjust both front and rear wing angles to a lower-drag configuration, increasing straight-line velocity.
• Zone Distribution:
  • The longest zone is located on the run from Turn 5 to Turn 7.
  • Three shorter zones are positioned between Turns 9-10, 13-14, and 15-19.
  • The final zone covers the start/finish straight from Turn 19 to Turn 1.
• Operational Limits: To maintain safety and technical parity, SM is exclusively deployable within these FIA-mandated zones.

By the Numbers:

• 5 Zones: Singapore joins Australia and Belgium as the circuits with the highest density of SM zones in the 2026 season.
• 0 Zones: Monaco remains the only circuit with no Straight Mode zones due to its extremely tight layout.
• Season Trend: While the majority of the calendar averages 3-4 zones, Singapore's five-zone setup highlights the FIA's effort to enhance speed and passing on a street circuit.

What's next:

Teams will now focus on fine-tuning their active aero maps to balance the transition between high-downforce cornering and low-drag sprinting. With the high humidity and tire degradation typical of Singapore, the efficiency of these transitions will likely determine who holds the competitive edge heading into the final sector.