The highest weight rated trailer hitch we have to fit the 2014 Ford C-Max is the Curt Trailer Hitch Receiver # C12092. The trailer hitch has a maximum gross trailer weight up to 3,500 lbs and maximum tongue weight up to 350 lbs, but keep in mind that this doesn't reflect the capacities of your C-Max.
My recommendation is to follow the owner's manual of your 2014 Ford C-Max. But if you decide to tow, this hitch is your best option.
I have help articles attached on tips for towing or... view full answer...
The holes on top of the # 721584 Leaf Spring Hanger are 1-7/8 inches apart on center. The holes themselves are 9/16 of an inch in diameter.
Please note, the holes aren't meant for bolts, the spring hangers should be plug welded to the trailer frame. view full answer...
I believe the measurement you're looking at is referring to the HD Bars # RB1375B-2 which you don't have, however I can say with certainty that the Rhino-Rack ROC25 Roof Rack for Naked Roofs - Vortex Aero Crossbars # RR25SR will fit your 2017 Ford C-Max just fine.
The front crossbars measure 43-9/16" long x 3-1/8" wide x 1-3/16" tall, and the rear crossbars measure 41-3/8" long x 3-1/8" wide x 1-3/16" tall. view full answer...