Metal rollers are how your garage door travels up and down.
How to grease garage door wheels.
Once your door is clean spray a lithium based grease or garage door lube onto the hinges and rollers.
Then clean the garage door tracks with a damp rag to get rid of any dirt and debris.
All metal rollers don t require as much precision but make sure to wipe away any excess lubricant to prevent it from dripping on the garage floor or your car.
The metal shaft that slides in the bracket on the door itself and the ball bearings on the roller wheel.
While metal rollers require less precision it s a good idea to protect your floor and your car from any drips along the way.
To lubricate a garage door first close it and disconnect the power by turning off the switch or circuit breaker.
If your garage door rollers have nylon wheels that make contact with the track make sure to only lubricate the bearings without getting any lubricant on the nylon itself.