A 1-1/4 inch hitch receiver is either a Class I or Class II hitch. All Class I and Class II can only use the ball mounts that are recommended for that vehicle.
For safety reasons, if you have to change the rise or drop from the recommended ball mount, then the manufacturer does not recommend to tow that trailer with the Class I or Class II hitch on your vehicle.
We have Class III hitches available for Mercury Mountaineers that will bolt on underneath the OEM 1-1/4 hitch. The Class III hit view full answer...
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