What is your measurement for the caliper over hang? I measured mine wrong the first time and we thought we were going to have the same problem. Measure it right and he'll be able to fix you up. May take a little grinding on the face and the top of the caliper, but you can fit a 15. Flaco put some 15's on two 08+ trucks and ran an 1/8" spacer and just ground the top a little