Why Does Curt Require Support Straps on their Hitch Receivers  

You are correct. The Curt Class I Receiver Hitch #C11391, which is confirmed to fit your 2010 Honda Civic, requires you to use an additional stabilizing strap for non-trailer loads, such as bike racks and cargo carriers. This is simply an additional…

Per Curt warranty requirements, all non-trailer loads, which will include a platform bike rack, must be supported by stabilizing straps. You can use the Curt Trailer Hitch Support Strap, part #18050. We offer a wide variety of platform bike racks…

The concept of a hitch adapter like the Brophy #HTAD is a good idea in theory but the problem with using one of those with a 1-1/4" hitch, like part #C11265 or #24913 for your 2015 Toyota Corolla, is that it will reduce the weight capacity of…

Actually Curt no longer requires the use of the stabilizer straps like the #18050 with non-supported loads like bike racks with their hitches so it's not something you'd have to worry about!

Thanks so much for your purchase, and I can tell you that the Curt Cam Buckle Stabilizing Strap #18050 is not a requirement for use with the Curt Trailer Hitch Receiver #C13206. While Curt does recommend the use of the strap, it is not needed in…

Curt requires the strap to provide extra support for when the vehicle goes over rough pavement or experiences a sudden shock like hitting a pothole. Draw-Tite and Hidden Hitch feel that this isn't necessary with their hitches. Because the strap…

The Curt Trailer Hitch Support Strap part #18050 is required to be used with all Curt Class I hitch receivers for all non-towing purposes. As you are using the hitch to secure a bike rack, you will need to use this strap to further support the load…

We do have an adapter that will allow you to attach a 2" cargo carrier to the 1-1/4" hitch on your 2016 Nissan Altima. I recommend the adapter #e43YR. This is 6-1/2" long and will go in to your 1-1/4" hitch and give you a 2"…

The Curt Cam Buckle Stabilizing Strap #18050 is usually used on Class I or Class II hitches to help distribute the weight on them. Since your hitch #C13136 for your 2013 Ausi Q5 is a Class III hitch, then it does not need the stabilizing strap. If…

Curt just recently decided to stop requiring the stabilizer strap with their hitches like the part #CU64FR that you referenced when carrying non-supported loads like bike racks. Also, this hitch didn't ever have that requirement since it can be…

Curt recommends the stabilizer strap with non-supported loads like bike racks to help support the hitch when going over bumps to prevent some of the vertical shock from being transferred to the hitch. Curt does this as a precaution, it's not that…

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…