Strengthen your weak factory chassis with our bolt-in Frame Stiffener. Suits 1963 - 1972 GM Pickups.
 
FEATURES
3/16 (4.7mm) Steel construction
Boxes in the chassis rails
Direct bolt-in kit, uses factory holes 
Adjustable Trailing Arm Mounts
3.5" Exhaust pass-through
Adjustable Transmission mount locations (T350, T400, 700R4, 4L60, 4L80, 6L80, T-56, TKO500,M21, M22)
Long Bed and Short Bed Versions
Mount for 2-piece tailshafts
INCLUDES
Includes Grade 8 Hardware
Supplied powdercoated in our exclusive Textured Black Durable Coating.
 
The Frame Stiffener is completely CAD designed from our 3D Chassis, CNC Laser Cut and folded for presise fitment, and Manufactured in-house in Brisbane QLD.
Developed and tested on our own vehicles.