How to Rebuild a Garage Door Opener

Replace the gears and save the cost of a new opener

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Hammer
  • Cordless drill
  • Circular saw
  • Socket/ratchet set
  • 4-in-1 screwdriver
  • Adjustable wrench
  • Allen wrench
  • Flashlight
  • Rags
  • Wrench set

You'll also need gloves and a small drift punch

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • 2x4 x 2'
  • Replacement gear kit
  • Chain grease