i DON'T KNOW ABOUT RANGER SPRINGS BUT THE S-10 SPRING UNDER MY 85 WORK VERY VERY WELL. YOU WILL NEED TO DO CUSTOM SHACKLES AND HANGERS BUT AS LONG YOU MEASURE ALOT AND DO ONLY ONE SIDE AT A TIME ITS GRAVY. <img src="/forums/images/graemlins/kewl.gif" alt="" /> <img src="/forums/images/graemlins/kewl.gif" alt="" />ALSO ALOT OF GUYS AROUND HERE WITH TOYOTAS DO ASTO VAN REAR SPRINGS AND DODGE CARAVAN REARS.EVERBODY DOES IT FOR THE REASONS YOU TALK ABOUT..MORE TRAVEL MORE CLEARANCE THEY DON'T SAG HANDLE BETTER. YOU KNOW...GOOD LUCK AND JUST DO IT <img src="/forums/images/graemlins/patriot.gif" alt="" />