Bolt-In 1947-54 1/2Ton Chevy Truck Triangulated Four Bar Rear Susp Kit

Build a firm foundation for your vintage 1/2 ton Chevy pickup without picking up a welder! This innovative line of chassis components from Speedway Motors allows the do-it-yourself rodder to assemble a complete '47-'54 Chevy pickup frame using only basic hand tools and a drill.

This triangulated four bar rear suspension will greatly improve both the ride quality and handling of your Chevy.  

• for 1/2 ton chassis
• 60" wide 9” rearend housing with welded suspension brackets
• Chromoly four bars with urethane bushings
• Bolt-on frame brackets and shock crossmember
• 11” steel-bodied coil-over shocks
• Kit will locate rear axle centerline in the original factory housing center line, and as such, it retains the original wheel base and the tire/wheel will not be centered in the fender opening as they will be located in the original factory location.
• For this 60" housing when using our Cut-To-Fit axles, You will need to cut one at 30-5/8" (long axle) and one at 28-1/4" (short axle).
• Pre-cut ready to go axles Part Numbers:
  Part # 91046117 for Pre-Cut 30-5/8” long axle
  Part # 91046116 for Pre-Cut 28-1/4” long axle

NOTE: Finish will be plain steel, not powder coated as shown. Third member, axle shafts and rear disc brake kit are shown in the photo for reference only, but are not included as part of this kit and are available separately.  When installing into a 1954 frame, due to the slight differences in the 1947-53 and 1954 frame, additional installation modifications will be required for the install into the 1954 frame at the shock crossmember area with regards to the width.  Please note that this is applicable only to the 1/2 ton chassis application and will not fit the 3/4 ton chassis applications.

910-04754 Instructions (PDF)

Parts List (PDF)