Yeah they run rubber line all the way back usually. Often times on nice nice rigs the tube has SS mesh around it to prevent cutting/gouging. others have special shields they put along the frame rail to prevent stuff from jabbing in there and such. lots of ways to do it i suppose.
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-Greg;
Sold the 69 C20. It's off to a better home with more love!
Now onto the 86 CUCV M1009; K5 blazer with 6.2L diesel, corp 10 bolt axles, Detroit locker in the rear, trutrac front, 3.73 gears, 35" tires.
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