The Class I trailer hitches # 24848 and # C11491 both fit your 2010 Scion xD and they share identical weight capacities. Both offer no-drill installation and include all required mounting hardware.
Since we have not had a chance to install both of these on your exact vehicle I cannot give you an iron-clad comparison of the hitch pin hole clearance, but what I can do is provide you with some measurements that may help.
We have the # 24848 in our warehouse so I measured the distance from... view full answer...
For the 2013 Scion xD only a smaller light-duty 1-1/4-inch hitch is offered. This is because this vehicle's frame cannot handle more than a Class I hitch's 200-lbs tongue weight (downward force from the scooter ramp's weight).
Although hitch adapters like # HTAD exist, and these can allow installing a 2-inch accessory item into a 1-1/4-inch hitch, all such adapters cause you to lose half of your hitch capacity because the actual weight load is further away from the hitch. This greater... view full answer...