the 7 way harness will give you more options..... but honestly, I've towed a lot of trailers (boat, landscape, utility, etc) and every one has been 4-pin... so its a judgement call on your part.
the 7 way harness will give you more options..... but honestly, I've towed a lot of trailers (boat, landscape, utility, etc) and every one has been 4-pin... so its a judgement call on your part.
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