I'm not real familiar with duallies...do those two rims just bolt back to back on the same lugs? Looks like the spacers worked fine.
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Success is not final, failure is not fatal: it is the courage to continue that counts.
Winston Churchill
DD 2000 Chevy Suburban 4x4/5.3 Vortec/4L60E/4:10s, 18" Escalade rims, Electric fans
Project Dooley
One-Ton 4x4 on 38.5s Corn-binder build