The hitch won't play a role in your tongue weight, but the bike rack will. The only hitches available for your 2013 Sonata are Class I with the 1-1/4" receiver like the Curt # C11025. The # C13315 you were looking at is designed for a Mazda CX-5.
You could use this hitch with the Thule Epos # TH99XE but you're going to have to pull a battery off one of the bikes. This has the highest capacity for a 1-1/4" Class I rack at 75 lbs for 1 bike and 140 lbs for 2 bikes. The weight of the carrier... view full answer...
Hey Chris. It sounds like you are in need of a replacement hardware kit for the Curt # C11025 trailer hitch for the 2013 Hyundai Sonata. We can provide all of the nuts, bolts and rectangular washers with part # RHK. When you go to the part page for the RHK there will be a box where you enter the part number for your hitch. In this case you will put the part number C11025 in this box before you add the # RHK to your cart. This will get you all of the hardware needed to install the hitch. view full answer...
The best hitch for your 2013 Hyundai Sonata Hybrid is going to be the Draw-Tite item # 24965. This hitch is custom fit for the hybrid models and bolts to your car with included hardware. It is the strongest and safest hitch available for your Sonata.
I have linked an installation video below to help you get it set up.
Since you are planning on towing you will also need a wiring harness item # C59236 and the Draw-Tite Drawbar item # 3593 and then for hitch balls item # 19258 for a 2... view full answer...
The Extra-Long Loading Ramp for Thule EasyFold XT # TH933402 is specifically designed to work with the EasyFold XT # TH903202 and Epos # TH99XE. It will not work with other brands. view full answer...