I have a Dakota and pull a 6.5x12 with it no problems. I have it loaded with 1 ztr and 1 WB and either a 21" or lawn vac and a variety of power hand held on racks. Prior to that I had a 5x10 that would hold a 21" and the WB but wasn't big enough to hold the ztr too. Go bigger you won't regret it
2013 Dodge Quad cab w/hemi
1996 Dodge Ram 1500 Extened Cab
Toro ZMaster 400series
MTD PRO 48"
Tow-rite Hawk 12x6.5 Dump Trailer
Landscapers Trailer 12x6.5 w/side gate
Echo PAS multi tool
Various other Echo hand helds
Little Giant HPV Vac
monster 18hp debris loader
Multiple Toro 21"