Eaton Detroit Spring Inc.

Chevrolet Truck 3/4 Ton 4WD
1973 - 1987 Application Guide

& Ordering

Select Ride Height and Click Part Number to order

Rev.
9/2010
Engine
Front Leaf Springs
Rear Leaf Springs - Sold Per Each
Part No.
Lvs.
Rate
Load
Part No.
Note
Lvs.
Rate
Load

1973 - 74

K20 - Standard Cab Pickup

250, 292, 350, 454
2
3
4

480

1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1975

K20 - Standard Cab Pickup

250, 292, 350, 400
2
3
4

480

1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1976

K20 - Standard Cab Pickup

250, 292, 350, 400, 454
2
3
4

480

1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1977

K20 - Standard Cab Pickup

292, 305, 350, 400, 454
2
3
4

480

1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1978

K20 - Standard Cab Pickup

250, 292, 305, 350, 400, 454
2
3
4

480

1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1979

K20 - Standard Cab Pickup

250, 292, 350, 400
2
3
4

480
1200
1400
1900
 
5/1
240/512
1875
 
5/1
540
2200
 
5/1
330/540
2350
 
6/1
357/731
2775

1980

K20 - Standard Cab Pickup

250, 292, 305, 350, 400, 454
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

1981

K20 - Standard Cab Pickup

292, 350
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

1982 - 84

K20 - Standard Cab Pickup

292, 350,
379 Diesel
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

1985

K20 - Standard Cab Pickup

262, 292, 305, 350,
379 Diesel
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

1986

K20 - Standard Cab Pickup

292, 350,
379 Diesel
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

1987

V20 - Standard Cab Pickup

292, 350,
379 Diesel
2
3
4

480
1200
1400
1900
52" Long
5/1
240/512
1875
52" Long
5/1
540
2200
52" Long
5/1
330/540
2350
52" Long
6/1
357/731
2775
56" Long
7/1
2450
56" Long
8/1
3500

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