Not that I want to admit that my Spider has ever been towed , typically I've seen them connect to the lower A-arms. Just make sure they have some wood blocks to change the approach angle to the bed, otherwise the front valance panel may hit the bed.
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Steven Leth
'66 [COLOR=Red]Giulia Super [/COLOR] [B]|[/B] '86 [COLOR=Red]Spider Graduate[/COLOR]