Leaf Springs & Suspension Authority Since 1965!

Heavy Duty Coil Springs for 2005 - 2021 Ford F250/F350 4x4 Spring Code C - 3500 rate per coil

(4 reviews)
Current Stock:

Made in USA and sold as a pair.

Super Duty Coil Springs are custom designed to give you 1000 pounds of additional load handling capability per pair with a maximum of 1/2 inch increase in ride height at zero additional load.  Coated with an attractive silver-gray baked on epoxy finish.  Super Duty Coil Springs are the only 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.  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.


  • 5

    Posted by Andy S on Sep 14th 2018


  • 5
    Good price, rea...

    Posted by Thomas K on Sep 13th 2018

    Good price, reasonable shipping.

  • 5
    this is my four...

    Posted by levi on May 28th 2018

    this is my fourth order and there will be more

  • 5
    This is the thi...

    Posted by Anonymous Customer on May 11th 2017

    This is the third time I have shopped with your store