EATON Detroit Spring

The leading manufacturer of leaf and coil springs for the street rod and restoration automotive industries

We Help Maintain American Icons by Manufacturing Leaf and Coil Springs Right Here in America

We Are Testing A New Site Search. If You Cannot Find Your Springs, Be Sure To Call & Ask! We Work With Almost Any Vehicle.

Phone: 1 (313) 963-3839
Fax: 1 (313) 963-7047

MENUMENU
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    • Suspension Parts
      • Leaf Springs
      • Coil Springs
      • Shocks
      • Attaching Parts And Hardware
      • Installation Kits
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    • Request A Custom Quote
    • Search For Parts Here
  • Spring Tech
    • Learn About Leaf & Coil Springs
      • How To Measure Leaf Springs
      • How To Measure U-Bolts For Your Leaf Springs
      • Measuring Leaf Spring Free Arch
      • Spring Tech Articles
      • Tech Questions
      • Spring Tech Videos
      • Featured Elsewhere
      • EATON Detroit Spring Podcast
      • Buy Ford Manuals
    • Spring Tech 101

      We have been manufacturing springs for American vehicles for over 80 years. Our process and expertise has been continuously refined and improved over the century and our Spring Tech section reflects some of that specialty knowledge.

      Browse our many articles, watch videos produced in partnership with AutoRestoMod, and learn all about your spring suspension here.

    • Browse By Topic
      • Leaf Springs
      • Coil Springs
      • Attaching Parts
      • Ride Height & Stance
      • Ride Quality
      • Manufacturing Springs
      • Replacing Springs
      • Modifying Springs
      • Ordering Springs
  • About Us
    • About EATON Detroit Spring
    • Customer Showcase
    • Send Us Photos Of Your Ride!
    • Free Stickers For Car Shows!
    • Facebook
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      • Spring Tech Videos
  • Order Here
    • Lookup & Purchase Your Vehicle's Parts
    • Request A Quote
    • Email Our Sales Team
    • Dealer Information
  • Find Parts That Fit Your Vehicle
  • Click to Call Now: 1 (313) 963-3839
MENUMENU
  • Home
  • Products
    • Suspension Parts
      • Leaf Springs
      • Coil Springs
      • Shocks
      • Attaching Parts And Hardware
      • Installation Kits
      • Leaf Spring Shackle Replacement Kits & Parts
    • Street Rod Suspension Parts
      • Mustang II Front End Springs
      • 48 Inch Truck Springs
    • Allstate - Chrysler
      • Allstate
      • American Motors
      • Bricklin
      • Buick
      • Cadillac
      • Chevrolet
      • Chevrolet Truck
      • Chrysler
    • Daimler - Ford
      • Daimler
      • DeSoto
      • Dodge
      • Dodge Truck
      • Edsel
      • Ford
      • Ford Truck
    • GMC - Jeep
      • GMC
      • Honda
      • Hudson
      • Hudson Truck
      • Hummer
      • International
      • Jeep
    • Kaiser Darrin - Nissan
      • Kaiser Darrin
      • Kaiser-Frazer
      • LaSalle
      • Lincoln
      • Mahindra
      • Mercury
      • MG
      • Nash
      • Nissan
    • Oldsmobile - Rambler
      • Oldsmobile
      • Plymouth
      • Plymouth Truck
      • Pontiac
      • Rambler
    • Sterling - Willys
      • Sterling
      • Studebaker
      • Studebaker Truck
      • Toyota
      • Willys
    • Request A Custom Quote
    • Search For Parts Here
  • Spring Tech
    • Learn About Leaf & Coil Springs
      • How To Measure Leaf Springs
      • How To Measure U-Bolts For Your Leaf Springs
      • Measuring Leaf Spring Free Arch
      • Spring Tech Articles
      • Tech Questions
      • Spring Tech Videos
      • Featured Elsewhere
      • EATON Detroit Spring Podcast
      • Buy Ford Manuals
    • Spring Tech 101

      We have been manufacturing springs for American vehicles for over 80 years. Our process and expertise has been continuously refined and improved over the century and our Spring Tech section reflects some of that specialty knowledge.

      Browse our many articles, watch videos produced in partnership with AutoRestoMod, and learn all about your spring suspension here.

    • Browse By Topic
      • Leaf Springs
      • Coil Springs
      • Attaching Parts
      • Ride Height & Stance
      • Ride Quality
      • Manufacturing Springs
      • Replacing Springs
      • Modifying Springs
      • Ordering Springs
  • About Us
    • About EATON Detroit Spring
    • Customer Showcase
    • Send Us Photos Of Your Ride!
    • Free Stickers For Car Shows!
    • Facebook
    • YouTube Channel
      • Spring Tech Videos
  • Order Here
    • Lookup & Purchase Your Vehicle's Parts
    • Request A Quote
    • Email Our Sales Team
    • Dealer Information
  • Find Parts That Fit Your Vehicle
  • Click to Call Now: 1 (313) 963-3839

We Start with the O.E.M. Blueprints

Then we do our design magic and make leaf springs that really hold up. No sag, no squishy ride. Springs that work.

Worldwide Shipping

We ship from Detroit to anywhere in the world. Fit your vehicle with blueprint accurate American steel and cruise anywhere from Australia to Norway.

American Made For 85 Years

We have manufactured springs in Detroit since 1937, providing quality parts for major automotive companies, fleets, restoration specialists, hot rodders, and daily drivers.

Leaf & Coil Springs For 1950-1950 Plymouth P20, Special De Luxe

Front Coil Springs, Rear Leaf Springs, Installation Kits

 

Restore, Lift, or Lower Your Plymouth P20, Special De Luxe

We design our springs from OEM blueprints, taking into account any modifications. Your suspension's design depends entirely on your vehicle's weight. The same vehicle with a different body style or engine size may require different springs. If what you need is not listed in our database, call during office hours at 1 (313) 963-3839 or request a quote.

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Installation Kits

So you have your springs, but what about the attaching parts? Every spring install needs fresh attaching parts like bushings, shackles, and U-bolts to ensure a smooth, safe ride. We include bundled installation kits for models like the Plymouth P20, Special De Luxe.

Trusted By Professionals

Restore your Plymouth P20, Special De Luxe back to its prime with our factory and custom springs. The world\'s leading custom shops, companies, and hobbyists trust our springs for a good reason: nobody can beat our design process.

Plymouth P20, Special De Luxe Suspension Parts Directory

Other Related Models

P31 (8cyl), De Luxe Suburban - P30 (6cyl), De Luxe Suburban - P29 (8cyl), De Luxe Suburban - P28 (6cyl), De Luxe Suburban - P20, De Luxe - P18, Special De Luxe - P19, De Luxe - P18, De Luxe - P15, Special De Luxe

Other Related Models

P20, De Luxe
1950 Plymouth P20, Special De Luxe

1950 Plymouth P20, Special De Luxe 2 DR Club Coupe

Available Parts: Rear Leaf Springs, Front Coil Springs + Install Kits

1950 Plymouth P20, Special De Luxe 2 DR Convertible Coupe

Available Parts: Rear Leaf Springs, Front Coil Springs + Install Kits

1950 Plymouth P20, Special De Luxe 2 DR Station Wagon

Available Parts: Rear Leaf Springs, Front Coil Springs + Install Kits

1950 Plymouth P20, Special De Luxe 4 DR Sedan

Available Parts: Rear Leaf Springs, Front Coil Springs + Install Kits

1950 Plymouth P20, Special De Luxe 4 DR Station Wagon

Available Parts: Rear Leaf Springs, Front Coil Springs + Install Kits

Other Available Makes

Allstate · American Motors · Bricklin · Buick · Cadillac · Chevrolet · Chevrolet Truck · Chrysler · Cord · Daimler · DeSoto · Dodge · Dodge Truck · Dual Ghia · Edsel · Ford · Ford Truck · GMC · Honda · Hudson · Hudson Truck · Hummer · Hyundai · International · Jeep · Kaiser Darrin · Kaiser-Frazer · LaSalle · Lincoln · Mahindra · Mercury · MG · Nash · Nissan · Oldsmobile · Packard · Plymouth · Plymouth Truck · Pontiac · Rambler · Sebring Vanguard · Sterling · Studebaker · Studebaker Truck · Toyota · Triumph · Willys

  • About EATON Detroit Spring, Inc.
  • Custom & Replacement Leaf Springs
  • Custom & Replacement Coil Springs
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Contact EATON Detroit Spring

  • Request A Quote
  • Order Online
  • Ask Suspension Questions To The Spring Guru

Locate & Connect To EATON Detroit Spring

EATON Detroit Spring, Inc.
1555 Michigan Avenue
Detroit, MI 48216
Phone: 1 (313) 963-3839
Fax: 1 (313) 963-7047
Email: inquiries@eatonsprings.com

© 2026 EATON Detroit Spring, Inc.