Super Duty Coil Springs | Dayton | Front

SKU 350-1200SD

Availability: Typically ships in 3 to 4 business days.

Super Duty Coil Springs improve the handling and ride quality of heavily loaded vehicles, thereby reducing driver fatigue and increasing safety and efficiency.

Product Specs for Dayton 350-1200SD

  • Capacity:3,006 lbs. per coil
  • Note:Sold in pairs.
  • MPN: 350-1200SD
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Dayton 350-1200SD Details

Super Duty custom designed coil springs give you 1000 lbs. of additional load handling capability per pair with a maximum of ½ inch increase in ride height at zero additional load. Coated with an attractive silver-gray baked on epoxy finish, Super Duty coil springs are a practical helper spring alternative when shock absorbers are mounted inside the coil spring and are an excellent choice for vehicles equipped with diesel engines or snow plows or winches.

Super Duty Coil Springs also require no maintenance making them an excellent load handling solution for fleet vehicles, pickups, vans and motorhomes. Super Duty coil springs improve the handling and ride quality of heavily loaded vehicles, thereby reducing driver fatigue and increasing safety and efficiency.

  • Manufactured in the USA from American made materials and components.
  • Excellent for trucks with snow plows or diesel engines.
  • No maintenance required.
  • Baked on silver-gray epoxy finish.
  • 1000 lbs additional load handling capability per pair.
  • Improves corning stability, handling and ride quality.
  • Used by fleet vehicles worldwide.

Super duty coil springs are recommend for use in vehicles used in continuous heavy hauling conditions. Never exceed the manufacturer’s suggested GVW.

Vehicle Application Guide for Dayton 350-1200SD

The 350-1200SD Super Duty Coil Springs | Dayton | Front is engineered to work with specific vehicles displayed below. Can't find your vehicle, or need assistance, please give us a call at 1-800-358-4751 or 1-989-755-0561. Browse the category Heavy Duty Coil Springs to view all vehicle makes and models.

YearMakeModelVehicle OptionInstallation Notes
1992 Ford E-350 Econoline
1993 Ford E-350 Econoline
1994 Ford E-350 Econoline
1995 Ford E-350 Econoline
1996 Ford E-350 Econoline
1997 Ford E-350 Econoline
1998 Ford E-350 Econoline
1999 Ford E-350 Econoline
2000 Ford E-350 Econoline
1992 Ford E-350 Econoline Club Wagon
1993 Ford E-350 Econoline Club Wagon
1994 Ford E-350 Econoline Club Wagon
1995 Ford E-350 Econoline Club Wagon
1996 Ford E-350 Econoline Club Wagon
1997 Ford E-350 Econoline Club Wagon
1998 Ford E-350 Econoline Club Wagon
1992 Ford E-350 Class "C" Motorhome
1993 Ford E-350 Class "C" Motorhome
1994 Ford E-350 Class "C" Motorhome
1995 Ford E-350 Class "C" Motorhome
1996 Ford E-350 Class "C" Motorhome
1997 Ford E-350 Class "C" Motorhome
1998 Ford E-350 Class "C" Motorhome
1999 Ford E-350 Class "C" Motorhome
2000 Ford E-350 Class "C" Motorhome

Customer Q&A - Dayton 350-1200SD

What is the height of the spring?

The spring free height is 16.60''. The I.D. is 4'' and the Bar is 0.812''.


Dayton Parts employs nearly 300 men and women in its manufacturing, sales and distribution operations, located in multiple facilities in Harrisburg, Pennsylvania and in Alberta, Canada. Their manufacturing plant features state-of-the-art taper spring manufacturing equipment and is capable of producing an infinite number of leaf spring designs, including advanced technology high-stress types.

Dayton Parts complete product offering of brake, spring, steering and suspension product lines are unrivaled in content, quality and coverage.

Today, Dayton Parts, LLC strives to employ groups of highly skilled specialists who ensure they will sustain and develop our prominent role in the aftermarket industry.

For more information, visit Dayton Parts.

Dayton Parts Warranty

1 Year Limited Warranty

Dayton Parts warrants its products against defects in workmanship or material for a period of 1 year.

What the warranty does not cover

Corrosion. Damage due to impact, accident, misuse, overloading or improper installation.

How to get service

If a Dayton product fails as a result from a manufacturer defect, contact us at Michigan Truck Spring for support. You can contact us by phone at 1-800-358-4751 or by using our contact form.

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