Honestly, I would like to be corrected if I'm wrong, but I don't think other GM cars at that time have the exact
cradle, control arms, sway bar, springs, etc of the 84-87 fiero. The designs the same.
As for your knuckles, if the part number is the same as the fiero, yes, it's the same part.
GM doesn't make parts that differ a vehicle with same part number.
That's why its very handy to have part numbers to ID parts from the GM line from car to car.
Parts like bearings, bushing, tie-rods, ball joints, etc, will be the same as long as you have the same exact
part number. We know for suspension parts (steel parts) were 88 fiero specific. No knuckle was shared on any other GM car.
as for the 84 front lower control arm, it was different than the 85-87 models. But, it still fit the same, was just different
in appearance.
We hear that the press would mention that the 84-87 had Chevette suspension, but I think it was like bushings, ball joints,
84-87 bearings and rotors, might? and tie-rods. Not sure of the exact specs of the steering rack. Although, those years
could of had shared the front and rear knuckles.
Report back if you find out its the same part number for your knuckle your talking about. That will give valuable information
to us and this board for future reference.
Again, if the part number is the same, the part is the same.
Thanks for sharing and bringing this up.
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fierogt28
88 GT, Loaded, 5-speed.
88 GT, 5-speed. Beechwood interior, All original.