Originally Posted by SVTRay

I do believe they changed the tuning on the Raptor's suspension by swapping rear springs. But installing a crash device in a crush zone designed to give in a crash is questionable on Ford's part...especially since they boxed in the same frame sections on the SVT Lightnings.

Here is a picture of the crush zone on a Raptor with the factory bump stops.



In this picture you can see a slight deflection in the bump stop have a hard impact.