I was going thru some info I had saved and thought this might help someone. ``````````````````````````````````````````````` 67 Fairlane- 63 ½ (coil springs) 72 Ford Van 3/4 ton- 68 inches 73-86 Ford Vans- 65 ¼ http://www.moparts.com/Tech/Archive/rearsusp/1.html 65-66 Mustang 57.25 inches 67-70 Mustang 59.25 inches 71-73 Mustang 61.25 inches 77-81 Versailles 58.50 inches 74 Maverick 8" 56.50 inches 75 Mustang II 8" 57.00 inches 67-73 Mustang, Torino, Ranchero, US Fairlane 9" 59.25 inches to 61.25 inches 57-59 Ranchero and station wagon rears, 57.25 inches 66-77 Bronco 9", 58 inches 77-81 Granada/Versailles, 58 inches 67-71 Comet, Cougar, Mustang, US Fairlane, 59.25 inches 71-73 Mustang, 61.25 inches 64 US Falcon 58 inches 67 Cougar 60 inches 67 US Fairlane 63.50 inches (coil springs) 72 US Ford Van 3/4 ton, 68 inches, 73-86 US Ford Van 3/4 ton 65.25 inches 57-59 Ranchero and station wagon 57.25 iches (narrowest 9" housing) 66-77 Bronco 58 inches but has 5-on-5 1/2 inch diameter bolt circle 67-73 Torinos, Rancheros, US Fairlanes 59.25 inches or 61.25 inches 67-71 Comets, Cougars, US Fairlanes 59.25 inches .