Hellwig 61912 Helper Spring Kit for GM<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>2500 lbs. Level Load Capacity</li><li>Progressive rate leaves do not effect ride when unloaded</li><li>Load &amp; Sway Control in one spring</li><li>Heavy duty plated hardware and simple bolt on installation</li><li>Made in the USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41V2IwIiRpL.jpg" noproxy>