Curt Hitch # C15845 Mounting Bolt Hole Spacing  

The Curt Trailer Hitch Receiver part #C15845 that you referenced is a confirmed fit for a 2016 Ford F-550 cab and chassis with frame rails spaced 34" apart (outside to outside). However, Curt does not test this trailer hitch with dump body…

I just went out to the warehouse and measured the Curt Trailer Hitch Receiver item #C15845. I have attached a couple of diagrams with the dimensions of this hitch on them. From the center of the back bolt to the front of the receiver is 26"…

From the top of the mounting plates to the top of the B&W Heavy-Duty Trailer Hitch Receiver #BWHDRH25124 receiver is a 5-1/4" drop and then from the rearmost bolt hole to the end of the receiver is 10-7/8" (see attached).

The mounting flanges of the Curt hitch part #C15800 are 11.6 inches in length. This is a fit for your 2022 Chevy Silverado 2500 cab and chassis model.

I was able to get the measurement of the distance from the bottom of the frame to the top of the receiver on the Draw-Tite #41943- which is roughly 8.75". Draw-Tite was not able to provide me with the other measurement you're asking for…

I spoke with my contact at B and W and he informed me that the center section of the B and W Hitch part #BWHDRH25124 measures 31-13/16 inches long measured from outside of flange to outside of flange.

The Curt Trailer Hitch Receiver #C15410 is 37" wide and the bolt hole slots are 34-1/4" on center from drivers side frame rail to passenger side frame rail.

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…