The difference between the two kits is the spring bar rating of the systems. The # C17500 has a spring bar that is slightly smaller in size to allow for it's lower rating than the # C17501 which is rated for 1,500 lbs tongue weight instead. view full answer...
I have an answer for you. Unfortunately, I confirmed with Curt that they do not currently make a hitch that is customized to fit your 2016 BMW M235 coupe. However, for a hitch receiver for your 2016 BMW M235, the only option we carry that will fit your vehicle is the Stealth Hitches Hidden Rack Receiver - Custom Fit - 2" # SH54VR. The Stealth hitch is great because it has a hidden design that gives your vehicle a factory look with the hitch installed. It also provides 350 pounds of tongue... view full answer...