You can adjust them by how much air you put in them... add air when towing when solo take the air bags down to 5 psi and it is near stock ride.. I am real happy with my Hellwig air Springs... Call Nancy Souza at Hellwig and tell her you were talking to Seann in Saskatoon about them... she will be happy to answer all your questions... 800-367-5480 yep she is a woman and yep she installed a set by herself so she could answer questions about it... and NO I have nothing to do with the company...
2004 Chev Silverado Duramax optioned past the max. 2009 Jayco Eagle 308 RLS 765 watts of solar, 6-6 volt batteries (696 amp hour), 2000 watt (4000 surge) whole house inverter.
140 days boondocking in 2016
211/2015, 196/14, 247/13, 193/12