Rear traction

Here is the list of settings and respective actions you can do with them in order to Increase Rear traction:

Setting → Action
Tires Softer tires in the rear
Ride Height Front higher than rear
Wing angle/position Rear
Rear upper arm, inner mounting point Higher position
Rear upper arm, outer mounting point Lower position
Rear upper arm, length Longer link
Rear Hub Lower position
Swaybar stiffness Stiff front swaybar
Swaybar stiffness Soft rear swaybar
Rear Camber Bigger slope
Rear differential Thinner oil weight

Here is the list of settings and respective actions you can do with them in order to Decrease Rear traction:

Setting → Action
Tires Stiffer tires in the rear
Ride Height Rear higher than front
Wing angle/position Front
Rear upper arm, inner mounting point Lower position
Rear upper arm, outer mounting point Higher position
Rear upper arm, length Shorter link
Rear Hub Higher position
Swaybar stiffness Soft front swaybar
Swaybar stiffness Stiff rear swaybar
Rear Camber Small slope
Rear differential Thicker oil weight