Originally Posted by RogerM

In theory your rear should roll faster but not as far and with a little more camber gain. This will result in a rear that is a little more locked in and less likely to give free rotation. If you're on very high grip you might find the car is a little less stable wanting to traction roll when pushed hard on power and break-away a little more under hard brakes.

Rule of thumb:- Higher the grip the longer the link length (although a lot of other things effect this from a roll-centre perspective obviously).