Anti-roll Bar

Aka “sway bar” or “anti-sway bar.”  Anti-roll bars are the most isolated way of controlling the car’s roll behavior without affecting the suspension geometry.

Thicker front bar

• Less chassis roll / grip
• More off-power steering on entry
• Generally suited for high-grip tracks

Thinner front bar

• More chassis roll / grip
• Generally suited for low-grip tracks
  

Thicker rear bar

• Less chassis roll / grip
• More on-power steering and stability in mid-corner and exit
• Generally suited for high-grip tracks

Thinner rear bar

• More chassis roll / grip
• Generally suited for low-grip tracks