Complete axle assembly.
Upper and lower control arms with bolts.
Mach 1 or older Cobra brake brackets for larger rotors and bolts.
Solid axle sway bar and springs with isolators.
Solid axle exhaust and exhaust mounts from a GT/Mach 1
Bolts and clips to hold exhaust mounts and parking brake cables.
A Cobra driveshaft pinion flange or a new driveshaft yoke to hook up driveshaft.
Pinion snubber for a GT/Mach1 with bolts and clips.
You need shocks from a GT/Mach 1 the Cobra ones will bolt up but are not correct.
The brake lines are run different but you can make the stock Cobra routing work.
This is also a good time to weld up the torque boxes with everything out of the way.