Good Morning,<br/> <br/>I have a1991 36ft Grand Villa U320 with a 6v92 Detroit. It had 319,000 miles when we bought it. We have been across the country a couple of times, it is close to 360,000 miles now, I hope to see another 100,000 or so. I want to replace the air bags and shocks I think they are the original equipment. <br/><br/>What would be the best alternative to the the Koni...