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Liftmaster-Sears Large Drive Gear Only


Liftmaster

PART NUMBER: LM-41A2817-Q

In Stock


Liftmaster-Sears Large Main Drive Gear Only (+Lube) with Quick Change Instructions

This drive gear replacement is for all residential Sears Craftsman, Liftmaster, Master Mechanic, Garage Master) chain and belt drive openers manufactured from 1984 to the present. Direct replacement for main drive gear used in 41A2817 gear kit and 41C4220A gear and sprocket kit. Also used for Wayne Dalton opener models 100 - 320.

This replacement gear is for the following garage door openers: Lift-Master, Sears Craftsman, Chamberlain, Master Mechanic, Garage Master, Wayne Dalton models 100 thru 320.

Change your gear fast and easy with our special instructions.

If you need the Full 41A2817 gear kit we have it available also at a great price.

This quick change gear only kit also comes in a 10 pack gear set for the contractor or handyman who uses them more frequently.

SPECIAL QUICK CHANGE INSTRUCTIONS INCLUDED

These instructions make changing the gear quick & easy.

Here is what one customer said -

"I had the gear changed and everything working again in only 30 minutes. You guys rock! Thanks."

Includes:
  • Main drive gear
  • Lubricant
  • Our own special Quick Change Instructions make it fast and easy to change the gear
Compatible with:

All 1/3 Hp, 1/2 Hp, 3/4 Hp Residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers:

  • Lift-Master
  • Sears Craftsman
  • Chamberlain
  • Master Mechanic
  • Garage Master
  • Wayne Dalton models 100 - 320 (100WD, 110WD, 200WD, 210WD, 215WD, 220WD, 300WD, 310WD, 315WD, 320WD)
Not compatible with Sears openers made before 1984 - body color of powerhead unit: brown, green, or yellow.

Questions & Answers

Ask a Question
  • I have 1/2 hp part # A1A4252-7C model 1255LM , Will this gear drive fit mine is stripped out 50% ?

    Yes this is the correct part.

  • I have a lift master 1/3hp garage door opener with a stripped gear drive. All other components are fine. I\'m wondering what gear drive (part #) I need? 41A4252-7B is on back of motor Also 132C2105

    Yes, this should be the correct gear.

  • Do you have large plastic gear for liftmaster model wd210?

    Yes, this is the correct gear.

  • I have lift master part no. 41A3627 will the large gear no. LM 41A2817Q fit?

    This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master Wayne Dalton models 100-320.

  • Does this part fit a Chamberlain Liftmaster Model No. HBW0777 P/N 41A4252-7A?

    Yes I believe so, but you will have to double check the date. If it is 1984-present it will work.

  • Is this part compatible with a craftsman 139.53660Srt?

    This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master Wayne Dalton models 100-320.

  • Do you have a replacement for a worn & damaged large Gear in my 1997 Lift-Master 1/3 HP home garage door opener, Part No. 41A5021-ID?

    Yes. This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master Wayne Dalton models 100-320.

  • Is Large Gear Drive Part No. LM-41A2817-Q a suitable replacement for the Large Gear Drive Part No. 41A5021-ID in my 1997 Lift Master 1/3 HP Home Garage Door Opener which is worn and no longer lifts the garage door? If it is suitable I would like to purchase 2 gears on-line.

    Yes. This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master Wayne Dalton models 100-320.

  • Will this gear fit a lift master 41A4252-7c?

    Yes it will.

  • Does the liftmaster sears large gear fit a model 139.53413 opener?

    You will have to check the date of manufacture on your unit. This can usually be found under the light cover or on the control board. This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers: Lift-Master Sears Craftsman Chamberlain Master Mechanic Garage Master Wayne Dalton models 100-320 Please note: Not compatible with Sears openers made before 1984 - body color of powerhead unit: brown, green, or yellow.

  • Will this drive gear work on a Model 139.664002? I think the original part # was 81B56.

    You will have to check the date of manufacture on your unit. This can usually be found under the light cover or on the control board.

    This gear is compatible with All 1/3 Hp, 1/2 Hp, 3/4 Hp residential chain and belt drive garage door openers manufactured from 1984 to the present for these manufacturers:
    Lift-Master
    Sears Craftsman
    Chamberlain
    Master Mechanic
    Garage Master
    Wayne Dalton models 100-320

    Please note: Not compatible with Sears openers made before 1984 - body color of powerhead unit: brown, green, or yellow.

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