If those 19" rims you are pulling flat 13's on are aftermarket heavies they won't exactly be doing your tail shaft, drive shafts & diff any favours but then again if they are a Ford option.....................

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Beaten up old 98 Gen 2 Liberty, 13.0, stock V3 STI running gear.
07 Transit motor home
69 VF & 70 VG Valiants needing full restoration
Yamaha Zooma 50cc rocket hopefully going with the Transit.