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1955 -59 (2nd Design) Chevrolet / GMC Stepside Truck Cross Sill

110427 - 1955 -59 (2nd Design) Chevrolet / GMC Stepside Truck Cross Sill

This cross sill is mounted across the frame under the wood for support. The bed strips are bolted to the cross sills giving the bed wood strength and rigidity and providing the surface to mount the bed to the truck frame.

Each sill has pre-punched holes in 14 gauge steel with the original bolt pattern for your year and model.


1955-59 2nd desigh GM Stepside truck:
  • 2 required for short bed models*
  • 3 required for 89" long bed models
  • 4 required for 97" …

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Product #: 110427

In Stock Now!

MSRP: $36.99 ea
Classic: $32.99 ea



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