These factors incorporate the reduce frame rails, any upper frame rails, and any suspension mounting site that can't be unfastened. To get a unibody car frame, the elements that can provide structural integrity contain the windshield and rear window frames, rocker panels, and the A, B and C pillars. https://automotive-battery-charge10985.blogzag.com/61101215/how-to-fix-bent-car-frame-things-to-know-before-you-buy