Eaton Detroit Spring Inc.

Ford Mustang
1964 1/2 - 1973 Rear Application Guide

& Ordering

Select Ride Height and Click Part Number to order
Rev.
6/2010
Engine
Rear Leaf Springs - Sold Per Each
Standard Duty
Improved Handling
Part No.
 Notes
Lvs.
Width
Rate
Load
Part No.
 Notes
Lvs.
Width
Rate
Load

1964 1/2

Convertible
170, 260
 
4
2 1/2
85
650
 
4
2 1/2
110
650
289
 
4
2 1/2
85
610
 
4
2 1/2
110
610

1964 1/2

Hardtop
170, 260, 289
 
4
2 1/2
85
610
 
4
2 1/2
110
610

1965

Convertible
200, 260
 
4
2 1/2
85
650
 
4
2 1/2
110
650
289
 
4
2 1/2
85
610
 
4
2 1/2
110
610

1965

Hardtop
200, 260, 289
 
4
2 1/2
85
610
 
4
2 1/2
110
610

1965

Fastback
200, 260, 289
 
4
2 1/2
85
650
 
4
2 1/2
110
650

1966

Convertible
200, 289
 
4
2 1/2
85
650
 
4
2 1/2
110
650

1966

Hardtop
200, 289
 
4
2 1/2
85
610
 
4
2 1/2
110
610

1966

Fastback
200, 289
 
4
2 1/2
85
650
 
4
2 1/2
110
650

1967

Convertible
200, 289
 
4
2 1/2
85
665
 
390
 
4
2 1/2
114
655
 

1967

Convertible GT
289, 390
 
4
2 1/2
114
655
 
4
2 1/2
135
665

1967

Hardtop
200, 289
 
4
2 1/2
85
625
 
390
 
4
2 1/2
114
625
 

1967

Hardtop GT
289
 
4
2 1/2
114
625
 
4
2 1/2
135
625

1967

Fastback
200, 289
 
4
2 1/2
85
625
 
390, 428
 
4
2 1/2
114
655
 

1967

Fastback GT
289
 
4
2 1/2
114
625
 
4
2 1/2
135
665
390
 
4
2 1/2
114
625
 
4
2 1/2
135
625

1968

Convertible
200, 289
 
4
2 1/2
85
665
 
390
 
4
2 1/2
114
625
 
428
 
4
2 1/2
138
690
 

1968

Convertible GT
289, 390
 
4
2 1/2
114
655
 
4
2 1/2
135
665

1968

Hardtop
200, 289
 
4
2 1/2
85
625
 
390
 
4
2 1/2
114
625
 
428
 
4
2 1/2
138
690
 

1968

Hardtop GT
289, 390
 
4
2 1/2
114
625
 
4
2 1/2
135
625

1968

Fastback
200, 289
 
4
2 1/2
85
625
 
390
 
4
2 1/2
114
655
 
428
 
4
2 1/2
138
690
 

1968

Fastback GT
289, 390
 
4
2 1/2
114
625
 
4
2 1/2
135
665

1968

Shelby
390
 
4
2 1/2
135
625
 

1968

Cobra
428
 
4
2 1/2
138
690
 

1969

Convertible
200, 250
To 9/10/68
4
2 1/2
85
700
 
From 9/10/68
4
2 1/2
85
665
302, 351
To 9/10/68
4
2 1/2
85
700
 
4
2 1/2
114
695
From 9/10/68
4
2 1/2
85
665
390
To 9/10/68
4
2 1/2
85
700
 
4
2 1/2
114
695
From 9/10/68
4
2 1/2
85
665
Competition Handling
4
2 1/2
135
665
428
 
4
2 1/2
138
730
 
4
2 1/2
135
665

1969

Hardtop
200, 250
To 9/10/68
4
2 1/2
85
665
 
From 9/10/68
4
2 1/2
110
650
302, 351, 390
To 9/10/68
4
2 1/2
85
665
 
4
2 1/2
114
655
From 9/10/68
4
2 1/2
110
650
428
Batt. In Trunk
4
2 1/2
138
730
 
Batt. Under Hood
4
2 1/2
138
690

1969

Hardtop GT
390
 
4
2 1/2
114
625
 
4
2 1/2
135

1969

Fastback
200, 250
To 9/10/68
4
2 1/2
85
665
 
 
4
2 1/2
110
650
302, 351
To 9/10/68
4
2 1/2
85
700
 
From 9/10/68
4
2 1/2
85
595
390
To 9/10/68
4
2 1/2
85
700
 
4
2 1/2
114
695
From 9/10/68
4
2 1/2
85
595
Competition Handling
4
2 1/2
135
665
428
Batt. In Trunk
4
2 1/2
138
730
 
Batt. Under Hood
4
2 1/2
138
690

1969

Boss
302
 
4
2 1/2
153
550
 
429
used HD sway bars
4
2 1/2
153
550
 

1969

Grande
200, 250
To 9/10/68
4
2 1/2
85
665
 
From 9/10/68
4
2 1/2
110
650
302, 351, 390
To 9/10/68
4
2 1/2
85
665
 
4
2 1/2
114
655
From 9/10/68
4
2 1/2
110
650

1969

Mach 1
351C
To 9/10/68
4
2 1/2
85
700
 
4
2 1/2
114
695
From 9/10/68
4
2 1/2
85
595
390
To 9/10/68
4
2 1/2
85
700
 
4
2 1/2
114
695
From 9/10/68
4
2 1/2
85
595
Competition Handling
4
2 1/2
135
665
428
Batt. In Trunk
4
2 1/2
138
730
 
Batt. Under Hood
4
2 1/2
138
690

1970

Convertible
200, 250,
 
4
2 1/2
85
665
 
302, 351C
428
 
4
2 1/2
138
730
 

1970

Hardtop
200, 250
 
4
2 1/2
85
625
 
302, 351C
 
4
2 1/2
85
625
 
4
2 1/2
138
690
428
 
4
2 1/2
138
690
 

1970

Fastback
200, 250
 
4
2 1/2
85
595
 
302, 351C
 
4
2 1/2
85
595
 
4
2 1/2
138
690
428
 
4
2 1/2
138
690
 

1970

Boss
302, 429
 
4
2 1/2
153
550
 

1970

Grande
200, 250
 
4
2 1/2
85
625
 
302, 351C
 
4
2 1/2
85
625
 
4
2 1/2
138
690

1970

Mach 1
351C, 428
 
4
2 1/2
138
690
 

1971

Convertible
250
To 10/9/70
4
2 1/2
94
595
 
From 10/9/70
4
2 1/2
94
625
302
To 10/9/70
4
2 1/2
94
595
To 10/9/70
4
2 1/2
138
545
From 10/9/70
4
2 1/2
94
665
From 10/9/70
4
2 1/2
138
655
351
To 10/9/70
4
2 1/2
94
595
To 10/9/70
4
2 1/2
138
585
From 10/9/70
4
2 1/2
94
665
From 10/9/70
4
2 1/2
138
655
429
 
4
2 1/2
138
585
 
4
2 1/2
138
655

1971

Hardtop
250
To 10/9/70
4
2 1/2
95
560
 
From 10/9/70
4
2 1/2
94
595
302, 351 2-BBL
To 10/9/70
4
2 1/2
95
560
To 10/9/70
4
2 1/2
138
545
From 10/9/70
4
2 1/2
94
595
From 10/9/70
4
2 1/2
138
615
351 4-BBL
To 10/9/70
4
2 1/2
95
560
To 10/9/70
4
2 1/2
138
545
From 10/9/70
4
2 1/2
94
625
From 10/9/70
4
2 1/2
138
615
429
To 10/9/70
4
2 1/2
138
585
 
From 10/9/70
4
2 1/2
138
615

1971

Fastback
250
To 10/9/70
4
2 1/2
95
560
 
From 10/9/70
4
2 1/2
94
595
302, 351 2-BBL
To 10/9/70
4
2 1/2
95
560
To 10/9/70
4
2 1/2
138
545
From 10/9/70
4
2 1/2
94
625
From 10/9/70
4
2 1/2
138
615
351 4-BBL
 
4
2 1/2
94
595
 
4
2 1/2
94
625
429
 
4
2 1/2
138
585
 
4
2 1/2
138
615

1971

Fastback GT
351
To 10/9/70
4
2 1/2
138
545
 
From 10/9/70
4
2 1/2
138
655

1971

Boss 351
351
ML1741
 To 10/9/70
4
2 1/2
153
500
 
From 10/9/70
4
2 1/2
153
550

1971

Grande
250
To 10/9/70
4
2 1/2
95
560
 
From 10/9/70
4
2 1/2
94
595
302, 351 2-BBL
To 10/9/70
4
2 1/2
95
560
To 10/9/70
4
2 1/2
138
545
From 10/9/70
4
2 1/2
94
595
From 10/9/70
4
2 1/2
138
615
351 4-BBL
 
4
2 1/2
94
625
To 10/9/70
4
2 1/2
138
585
From 10/9/70
4
2 1/2
138
615
429
To 10/9/70
4
2 1/2
138
585
 
From 10/9/70
4
2 1/2
138
615

1971

Mach 1
302, 351 2-BBL
To 10/9/70
4
2 1/2
138
545
 
From 10/9/70
4
2 1/2
138
615
351 4-BBL
To 10/9/70
4
2 1/2
138
545
 
From 10/9/70
4
2 1/2
138
655
429
To 10/9/70
4
2 1/2
138
585
 
From 10/9/70
4
2 1/2
138
655

1972

Convertible
250
 
4
2 1/2
85
625
 
302, 351
 
4
2 1/2
94
665
 
4
2 1/2
138
655

1972

Hardtop
250
 
4
2 1/2
85
595
 
302, 351
 
4
2 1/2
85
595
 
4
2 1/2
138
615
351CJ
 
4
2 1/2
85
625
 
4
2 1/2
138
615

1972

Fastback
250
 
4
2 1/2
85
595
 
302, 351
 
4
2 1/2
85
625
 
4
2 1/2
138
615
351CJ
 
4
2 1/2
85
625
 
4
2 1/2
138
655

1972

Grande
250
 
4
2 1/2
85
595
 
302, 351
 
4
2 1/2
85
595
 
4
2 1/2
138
615
351CJ
 
4
2 1/2
85
625
 
4
2 1/2
138
615

1972

Mach 1
302, 351
 
4
2 1/2
138
615
 
351CJ
 
4
2 1/2
138
655
 

1973

Convertible
250
 
4
2 1/2
85
660
 
302
 
4
2 1/2
85
660
 
4
2 1/2
114
680
351
 
4
2 1/2
85
650
 
4
2 1/2
114
650

1973

Hardtop
250
 
4
2 1/2
85
640
 
302
 
4
2 1/2
85
640
 
4
2 1/2
114
680
351 2-BBL
 
4
2 1/2
85
640
 
4
2 1/2
114
680
351 4-BBL
 
4
2 1/2
85
660
 
4
2 1/2
114
650

1974

Fastback
250
 
4
2 1/2
85
640
 
302
 
4
2 1/2
85
640
 
4
2 1/2
114
680
351 2-BBL
 
4
2 1/2
85
660
 
4
2 1/2
114
680
351 4-BBL
 
4
2 1/2
85
650
 
4
2 1/2
114
650

1974

Mach 1
302
 
4
2 1/2
114
680
 
351 2-BBL
 
4
2 1/2
114
680
 
351 4-BBL
 
4
2 1/2
114
650
 

All Part Numbers listed above are Stock Ride Height.
Leaf Springs are sold Per Each. For a pair of Leaf Springs, order 2.
Leaf Springs are available lifted or lowered up to 3 Inches, in 1 Inch increments.
Lifting or Lowering Leaf Springs adds $20.00 per spring.
We offer many springs that are not listed here.
If you don't see your application, or need something custom, please Contact Us.

Leaf Spring Installation Kits

Year

Part No.

  
1964 1/2 - 1965
$74.95
  
1966 Only
$74.95
  
1967 - 1973
$74.95
  
Installation Kits Include all necessary hardware to install one Pair of Leaf Springs
Including: Rear Shackles with Bushings, Front Eye Bolts, Insulator Pads, Hanger Clips, U-Bolts, T-Bolts
EATON Detroit Spring Inc.
1555 Michigan Avenue
Detroit, MI 48216
Phone: 1-313-963-3839
Fax: 1-313-963-7047