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  2. Auto Parts
  3. Suspension
  4. Suspension, Springs and Related Components
  5. Coil Spring
  6. Dorman 566-121

Dorman 566-121 Coil Spring

Dorman 566-121 Coil Spring Image 1
Dorman 566-121 Coil Spring Image 2
Dorman 566-121 Coil Spring Image 3
Dorman 566-121 Coil Spring Image 4
Dorman 566-121 Coil Spring

Dorman
Brand:Dorman
Part Number: 566-121
UPC: 889245088291
Weight: 31.4 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the Dorman 566-121 Coil Spring for your vehicle. Buy now and secure your purchase online!

This coil spring is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Features and Benefits:

  • Direct replacement - fits and performs like the original equipment spring on specific vehicles
  • Durable construction - manufactured to strict standards using sturdy, safe materials
  • Reliable fit - precision-engineered to match the design and dimensions of original components
  • Rigorously tested - thorough quality control measures ensure longevity

Specifications:

Coil Quantity:
2
Color:
Black
End 1 Outside Diameter:
4.33 in.
End 1 Type:
Pigtail
End 2 Outside Diameter:
5.4 in.
End 2 Type:
Tangential
Finish:
Powdercoat
Free Height:
16 in.
Material:
Steel
Maximum Inside Diameter:
4 in.
Maximum Outside Diameter:
5.5 in.
Package Contents:
2 Coil Springs
Seat Included:
No
Spring Type:
Variable Rate
Suspension Grade Type:
Standard
Wire Diameter:
0.72 in.
Mevotech Supreme #:
SMS808V
Moog #:
CC808
TRW #:
JCS1625T
Country of Origin:
US

Select a vehicle to narrow Dorman 566-121 Coil Spring fitment info!

Last Updated: 07/19/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Ford F-100

5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
 

Ford F-100



5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Heavy Duty
Variable Rate

1 Per Vehicle

1976

 

1976

 
Ford F-100

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
Cab & Chassis
RWD
 

Ford F-100



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Heavy Duty
Variable Rate
Cab & Chassis
RWD

1 Per Vehicle

1976

 

1976

 
Ford F-100

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
Standard Cab Pickup
RWD
 

Ford F-100



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Heavy Duty
Variable Rate
Standard Cab Pickup
RWD

1 Per Vehicle

1975

 

1975

 
Ford F-100

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Variable Rate
RWD
 

Ford F-100



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Variable Rate
RWD

1 Per Vehicle

1974

 

1973

 

1974

 

1973

 
Ford F-100

3.9L L6 Gas OHV,
4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
RWD
 

Ford F-100



3.9L L6 Gas OHV,
4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV

Front Heavy Duty
Variable Rate
RWD

1 Per Vehicle

1972

 

1971

 

1970

 

1972

 

1971

 

1970

 
Ford F-100

3.9L L6 Gas OHV,
4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Variable Rate
RWD
 

Ford F-100



3.9L L6 Gas OHV,
4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Variable Rate
RWD

1 Per Vehicle

1965

 

1965

 
Ford F-100

3.9L L6 Gas OHV,
4.8L V8 Gas OHV,
4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
5.9L V8 Gas OHV
1
 
Front
 
RWD
 

Ford F-100



3.9L L6 Gas OHV,
4.8L V8 Gas OHV,
4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
5.9L V8 Gas OHV

Front RWD

1 Per Vehicle

1979

 

1979

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
Cab & Chassis
RWD
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV,
7.5L V8 Gas OHV

Front Heavy Duty
Variable Rate
Cab & Chassis
RWD

1 Per Vehicle

1979

 

1979

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Heavy Duty
Variable Rate
Standard Cab Pickup
RWD
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV,
7.5L V8 Gas OHV

Front Heavy Duty
Variable Rate
Standard Cab Pickup
RWD

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Ford F-150

5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
RWD
 

Ford F-150



5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Cab & Chassis
RWD

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Ford F-150

5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
RWD
 

Ford F-150



5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup
RWD

1 Per Vehicle

1978

 

1977

 

1976

 

1978

 

1977

 

1976

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
RWD
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Cab & Chassis
RWD

1 Per Vehicle

1978

 

1977

 

1976

 

1978

 

1977

 

1976

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
RWD
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup
RWD

1 Per Vehicle

1976

 

1976

 
Ford F-150

5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
RWD
 

Ford F-150



5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Variable Rate
Cab & Chassis
RWD

1 Per Vehicle

1976

 

1976

 
Ford F-150

5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
RWD
 

Ford F-150



5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup
RWD

1 Per Vehicle

1975

 

1975

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Cab & Chassis

1 Per Vehicle

1975

 

1975

 
Ford F-150

4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
 

Ford F-150



4.9L L6 Gas OHV,
5.0L V8 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup

1 Per Vehicle

1979

 

1979

 
Ford F-250

4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Crew Cab Pickup
 

Ford F-250



4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Crew Cab Pickup

1 Per Vehicle

1979

 

1979

 
Ford F-250

4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Extended Cab Pickup
 

Ford F-250



4.9L L6 Gas OHV,
5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Extended Cab Pickup

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Ford F-250

5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
 

Ford F-250



5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Cab & Chassis

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Ford F-250

5.8L V8 Gas OHV,
6.6L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
 

Ford F-250



5.8L V8 Gas OHV,
6.6L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup

1 Per Vehicle

1979

 

1978

 

1977

 

1976

 

1979

 

1978

 

1977

 

1976

 
Ford F-250

4.9L L6 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
 

Ford F-250



4.9L L6 Gas OHV

Front Variable Rate
Cab & Chassis

1 Per Vehicle

1979

 

1978

 

1977

 

1976

 

1979

 

1978

 

1977

 

1976

 
Ford F-250

4.9L L6 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
 

Ford F-250



4.9L L6 Gas OHV

Front Variable Rate
Standard Cab Pickup

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Ford F-250

5.0L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
 

Ford F-250



5.0L V8 Gas OHV

Front Variable Rate
Cab & Chassis

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Ford F-250

5.0L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
 

Ford F-250



5.0L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup

1 Per Vehicle

1976

 

1976

 
Ford F-250

5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Cab & Chassis
 

Ford F-250



5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Cab & Chassis

1 Per Vehicle

1976

 

1976

 
Ford F-250

5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Front
 
Variable Rate
Standard Cab Pickup
 

Ford F-250



5.9L V8 Gas OHV,
6.4L V8 Gas OHV,
7.5L V8 Gas OHV

Front Variable Rate
Standard Cab Pickup

1 Per Vehicle

1975

 

1974

 

1973

 

1972

 

1971

 

1975

 

1974

 

1973

 

1972

 

1971

 
Ford F-250

4.9L L6 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Variable Rate
 

Ford F-250



4.9L L6 Gas OHV,
5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Variable Rate

1 Per Vehicle

1974

 

1973

 

1972

 

1971

 

1974

 

1973

 

1972

 

1971

 
Ford F-250

5.0L V8 Gas OHV
1
 
Front
 
Variable Rate
 

Ford F-250



5.0L V8 Gas OHV

Front Variable Rate

1 Per Vehicle

1971

 

1971

 
Ford F-250

3.9L L6 Gas OHV
1
 
Front
 
Variable Rate
 

Ford F-250



3.9L L6 Gas OHV

Front Variable Rate

1 Per Vehicle

1970

 

1969

 

1970

 

1969

 
Ford F-250

5.0L V8 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



5.0L V8 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle

1970

 

1969

 

1968

 

1970

 

1969

 

1968

 
Ford F-250

5.9L V8 Gas OHV,
6.4L V8 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



5.9L V8 Gas OHV,
6.4L V8 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle

1970

 

1969

 

1968

 

1967

 

1966

 

1965

 

1970

 

1969

 

1968

 

1967

 

1966

 

1965

 
Ford F-250

3.9L L6 Gas OHV,
4.9L L6 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



3.9L L6 Gas OHV,
4.9L L6 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle

1967

 

1966

 

1965

 

1967

 

1966

 

1965

 
Ford F-250

5.8L V8 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



5.8L V8 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle

1966

 

1965

 

1966

 

1965

 
Ford F-250

5.9L V8 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



5.9L V8 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle

1965

 

1965

 
Ford F-250

4.8L V8 Gas OHV
1
 
Front
 
Under 6,901 Lb. GVW
Variable Rate
 

Ford F-250



4.8L V8 Gas OHV

Front Under 6,901 Lb. GVW
Variable Rate

1 Per Vehicle