Holmes® One-Piece Springs

Holmes® One-Piece Springs have been manufactured since 1920, making them the most trusted brand of one-piece garage door springs in the industry. Our knowledgeable staff can help you with all of your one-piece garage door questions. We carry one-piece replacement springs for garage doors as well as the Holmes E900 One-Piece garage door kit. The Holmes E900 hardware kit includes two hinges (left and right) and is required for installing Holmes One-Piece garage door springs.

Order authentic Holmes One-Piece Springs and accessories for your one-piece garage doors from IDC Spring!

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Holmes One-Piece Spring Features & Specifications

Available Wire Type:

  • Black Coated

Additional Services:

  • Custom Labels

Available Wire Sizes :

  • .148 – .331

Available Outside Diameters:

  • 1 ¼” 1 5/16″ / 1 5/8″ / 2″ /  2 ½” /  2 ¾”

Standard Applications:

  • One-Piece Tilt Up Garage Doors

Special Applications:

  • Toy Haulers
    • Common Sizes: P728, P528
  • Specialty Gate Operators:
    • Common Sizes: P732, P728, P532, P528, P332, P328

Available End Types

Spring Latch

Understanding Part Numbers

Part numbers for one-piece door springs use these codes to indicate End Types, Wire Size, Spring Length and whether a Connector is included.


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Holmes E900 Hardware Set:

  • Holmes E900 Hardware Set is a system for lifting one-piece garage doors up to 7’4” high.
  • The Holmes Garage Door E900 Hardware Set is normally used for single and double one-piece garage doors.
  • The master plate is angled for smoother operation with garage door openers.
  • All items are conveniently packaged together
  • Overhead door springs are not included in kit

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Orders are subject to extended lead times due to COVID-19 and related constraints