Motive Gear GM 10-Bolt 8.5" Ring & Pinion Set - 4.56 Ratio - 41-9 Teeth BR30012 you'll wonder why you ever

you'll wonder why you ever struggled with a speedometer before

2005-2016 Ford F-550 Super Duty

25' barb and AN-16 Male inlet

Designed to reduce the risk of shoulder injury in the event of a crash

Early model heads need to be drilled and tapped

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