Jenson Button Uncovers Fernando Alonso's Singapore Steering Rack Secret

Fernando Alonso surprised the F1 paddock by topping the timing sheets in the first free practice session at the Singapore Grand Prix, with former McLaren teammate Jenson Button quickly spotting a crucial technical detail that might explain the Spaniard’s unexpected pace around the Marina Bay Street Circuit. Alonso followed up his FP1 performance by going fourth-quickest in the second practice session, signaling a strong start to the weekend for Aston Martin.

Why it matters:

• Aston Martin has struggled for consistent front-running pace in recent races, making Alonso's strong Friday performance a potential indicator of a significant setup breakthrough.
• Understanding the subtle technical choices, like steering rack ratios, provides insight into how top drivers and teams optimize their cars for unique and demanding circuits like Singapore.

The Details:

• Alonso's Performance: The Aston Martin driver delivered his best Friday performance of the season, consistently running in the top four across both practice sessions.
  • Alonso, however, cautioned against over-optimism, noting that "sometimes on Friday we run with different programmes than the others, or different fuel. It's not the first time that happened, so the real test is tomorrow in qualifying."
• Button's Observation: Jenson Button, commentating for Sky Sports F1, identified a distinctive car setup on Alonso's AMR25.
  • "It looks like he's got a different ratio steering rack. He's got a lot of steering angle in the car," observed the 2009 F1 drivers' champion.
• Steering Rack Advantage: In F1, teams can adjust the steering rack ratio to suit different circuit characteristics. A higher ratio means drivers need more steering input for the same wheel angle, providing greater precision and smoother control.
  • Button explained this choice is ideal for Singapore's unique demands: "You might do that around a place like this, because you don't want the minimum steering angles making a big difference to the balance, so everything's a little bit calmer."
• Singapore's Demands: The Marina Bay Street Circuit is one of the most physically challenging on the F1 calendar, featuring tight corners, heavy braking zones, and oppressive heat and humidity.
  • A higher steering ratio can reduce the nervous, twitchy feeling drivers might experience through Singapore's technical sections, allowing for more controlled inputs.
  • "He's crossed arms in a lot of corners, but it seems to be working for him," Button noted during the session.
• Driver Feedback: Alonso acknowledged positive signs but noted areas for improvement: "It seems a little bit better than the previous grands prix. Let's try to fine-tune the set-up; it's still not in a happy place, especially on the front axle, still a little bit too much understeer."

What's next:

While Friday's pace is promising, the true test will come in Saturday's qualifying session, particularly given the interrupted nature of FP2 with two red flags. Alonso remains focused on securing a Q3 spot and ultimately points on Sunday, despite the positive start and the apparent technical advantage from his steering setup.