If you have a 1988-92 F body.. with a Alumininuim Drive shaft.. YOU NEED THIS... it its Steel. you need the other....
This is the FRONT uni joint for 1988-92 Firebirds
Specs
|
Lubricateable |
y |
|
Bearing Diameter A |
1.063 in. (27.0mm) |
|
Length A |
3.620 in. (91.9mm) |
|
Bearing Diameter B |
1.063 in. (27.0mm) |
|
Length B |
3.220 in. (81.7mm) |
.jpg "Door Hinge: 70-81F Lower (repro) Each")