Eaton Detroit Spring Inc.

Chevrolet 3/4 Ton Suburban
1973 - 1979 Application Guide

& Ordering

Select Ride Height and Click Part Number to order
Rev.
10/2010
Engine
Front Leaf Springs
Rear Leaf Springs
Part No.
Lvs.
Width
Rate
Load
Part No.
Lvs.
Rate
Load

1973

C20 Suburban - 4 Door - 2WD
250, 292, 307, 350, 454
6/1
289 / 563
2080
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
2600
         
8/1
3500

1973

K20 Suburban - 4 Door - 4WD
250, 292, 307, 350, 454
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

1974

C20 Suburban - 4 Door - 2WD
250, 292, 350, 454
6/1
289 / 563
2080
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
2600
         
8/1
3500

1974

K20 Suburban - 4 Door - 4WD
250, 292, 350
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

1975

C20 Suburban - 4 Door - 2WD
292, 350, 400
5/1
195 / 430
1825
         
7/1
1950
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
3500

1975

K20 Suburban - 4 Door - 4WD
292, 350, 400
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

1976

C20 Suburban - 4 Door - 2WD
292, 305, 350, 400, 454
5/1
195 / 430
1825
         
7/1
1950
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
3500

1976

K20 Suburban - 4 Door - 4WD
292, 350, 400
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

1977

C20 Suburban - 4 Door - 2WD
292, 305, 350, 400, 454
5/1
195 / 430
1825
         
7/1
1950
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
3500

1977

K20 Suburban - 4 Door - 4WD
292, 305, 350, 400
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

1978

C20 Suburban - 4 Door - 2WD
292, 305, 350, 400, 454
5/1
195 / 430
1825
         
7/1
1950
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
3500

1979

C20 Suburban - 4 Door - 2WD
292, 305, 350, 400, 454
5/1
195 / 430
1825
         
7/1
1950
         
8/1
285 / 545
2250
         
7/1
655
2250
         
8/1
3500

1979

K20 Suburban - 4 Door - 4WD
292, 350, 454
2
2 1/2
1200
3
2 1/2
480
1400
        
4
2 3/4
1900
        

All Part Numbers listed above are Stock Ride Height.
Leaf Springs are available lifted or lowered up to 3 Inches, in 1 Inch increments.
Leaf Springs are sold Per Each.
For a pair of Leaf Springs, order 2.
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.
EATON Detroit Spring Inc.
1555 Michigan Avenue
Detroit, MI 48216
Phone: 1-313-963-3839
Fax: 1-313-963-7047