Suspension Travel

Year

Front (inches)

Rear (inches)

Jounce

Rebound

Jounce

Rebound

1979

3.50

3.50

3.31

4.77

1980-82

3.66

3.34

3.41

4.54

1983

3.09

4.99

1984

3.20

4.88

1985-86

3.58

3.42

3.25

4.63

1987-88

3.05

4.66

1989-91

3.24

4.64

1992-93

2.90

4.81

Control Arm Bushing Rates

Year

Front

Rear

Outer
 (lb/in)

Inner
(lb/in)

Body Bushing
Rate (lb/in)

Axle Bushing
Rate (lb/in)

Upper

Lower

Upper

Lower

1979

37,000

19,100

13,000

12,000

9,800

17,000

1982

19,000

24,000

1983

21,500

15,700

8,700

1984-93

10,000

9,900

16,000

Coil Spring Specifications

Year

Front

Rear

Spring Rate (lb/in)

Spring Rate (lb/in)

Base

Handling / GT

TRX

Cobra
(Cobra R)

Base

Handling / GT

TRX

Cobra
(Cobra R)

1979

370

395

425

n/a

160

160

175

n/a

1980

370

395

1981

1982

395

410

1983

410

1984

1985

425-525

n/a

200-300

n/a

1986

1987

425-530

1988

1989

1990

1991

1992

1993

400

400
(750-850)

160
(240-260)

M-5300-B

425-530

n/a

n/a

n/a

200-300

n/a

n/a

n/a

M-5300-C

650

M-5300-F

460-570

170-310

M-5300-G

500-570

Sway Bar Specifications

Year

Front

Rear

Grade
of Solid Steel

Bar Size

Grade
of Solid Steel

Bar Size

Base
(non V8)

Handling
(GT)

TRX

SVO

Cobra / Cobra R

Base
(non V8)

Handling
(GT)

TRX

SVO

Cobra

1979

SAE 1090

25.4mm
(1.000")

26.9mm
(1.060")

26.9mm
(1.060")

n/a

n/a

SAE 1090

n/a

12.7mm
(0.50")

14.2mm
(0.56")

n/a

n/a

1980

23.9mm
(0.940")

25.4mm
(1.000")

28.6mm
(1.125")

12.7 & 14.2mm
(.50" & .56")

1981

1982

14.2mm
(0.56")

1983

28.6mm
(1.125")

1984

30.5mm
(1.200")

17.0mm
(0.67")

17.0mm
(0.67")

1985

23.9 & 28.6mm
(.940" & 1.125")

33.0mm
(1.300")

n/a

20.1mm
(0.79")

21.1mm
(0.83")

n/a

1986

1987

n/a

SAE 5160

n/a

1988

23.9mm
(0.940")

1989

1990

1991

1992

1993

28.6mm / 33.0mm
(1.125" / 1.300")

0.83

1997

26.9mm
(1.060")

30mm
(1.180")

25mm
(0.980")

21.1mm
(0.83")

23mm
(0.91")

25mm
(0.98")