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This genuine LiftMaster® heavy duty gear and sprocket assembly works with most all Sears Craftsman, Chamberlain, or LiftMaster® chain drive electric openers (1984 - present) and comes complete with the following: sprocket with main drive gear attached, spring and thrust washer, retaining ring, bearing plate, 2 roll pins, worm gear, helical gear with retainer, grease and instructions. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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This main gear replacement kit, 41A2817, works with most all Sears Craftsman, Chamberlain, or Liftmaster chain drive electric openers (1984 - present) and comes complete with the following: spring and thrust washer, retaining ring, bearing plate, 2 roll pins, drive and worm gear, helical gear with retainer, grease and instructions. (Step-by-step Instructions on How to Replace the Main Drive Gear).
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Sears Craftsman garage door opener aftermarket replacement heavy duty white main gear 81B0045 (same as part number 41A2817-WG) (grease NOT included) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman garage door opener aftermarket replacement heavy duty white main gear 81B0045 (same as part number 41A2817-WG) (grease NOT included) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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The Liftmaster Sears Craftsman Gear Sprocket Set #41A4885-2 is the manufacturer's direct replacement for belt drive garage door openers. This set comes complete with complete with: spring and thrust washer, retaining ring, bearing plate, 2 roll pins, drive and worm gear, helical gear with retainer and grease. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman garage door opener aftermarket replacement heavy duty white main gear 41A2817-CR (same as part number 81B0045) (grease included) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman garage door opener aftermarket replacement heavy duty white main gear 41A2817-WG (same as part number 81B0045) (grease NOT included) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Liftmaster Sears Craftsman Garage Door Opener Aftermarket Replacement White Main Gear 41A2817-CR (3 Pack) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman garage door opener aftermarket replacement heavy duty white main gears 41A2817-WG (3 Pack) (same as part number 81B0045) (grease NOT included) is for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 41A2817-6PK Contractor Pack (lubricant IS included) for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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The Liftmaster Chamberlain Gear Sprocket Set #41A4885-5 is the manufacturer's direct replacement for belt drive garage door openers. This set comes complete with complete with: spring and thrust washer, retaining ring, bearing plate, 2 roll pins, drive and worm gear, helical gear with retainer and grease. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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The 41A3261-1 Liftmaster Garage Door Opener Dual Gear & Sprocket Assembly
For DUAL SPROCKET openers ONLY (1 light units) that include LiftMaster Models 1046, 1056, 1146, 1156, 1246, 1256, 1246R and 1256R and Chamberlain Models 4001, 710 WHC and 711 WHC (all models may not be listed). Includes all fasteners as pictured and installation instructions. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 81B0045-10PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 81B0045 25 PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 41A2817-CR 25PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 81B0045-50 PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 41A2817-CR-50 PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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Sears Craftsman Liftmaster Garage Door Opener Aftermarket Replacement White Main Gear 41A2817-10PK Contractor Pack (Grease NOT included), for all Sears Craftsman, Chamberlain or Liftmaster chain and belt drive electric openers manufactured from 1984 to present. (Step-by-step Instructions on How to Replace the Main Drive Gear)
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The 41A5668 Liftmaster Garage Door Opener Gear & Sprocket Assembly is compatible with LiftMaster and Chamberlain residential
commercial strength chain drive garage door opener model ATS211X and includes all fasteners as pictured and installation instructions.
(Step-by-step Instructions on How to Replace the Main Drive Gear)
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Liftmaster Sears Craftsman Limit Switch Drive Gear and Retainer Clip 41A2818
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Liftmaster Sears Craftsman Limit Switch Drive Gear Retainer Clip & Roll pin for main gear
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Liftmaster Sears Craftsman Limit Switch Drive Gear Retainer Clip 10 Pack
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Liftmaster Sears Craftsman 25C20 Screw drive sprocket coupler
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Liftmaster Sears Craftsman Chamberlain front idler cable pulley 144C56
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