Best Garage Door Gears. Reviews August, 2020

Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models

Search only TCK TECH brand name
Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models

Current price: 18.9 USD


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  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial

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Replacement Gear and Sprocket for Liftmaster Garage Door Openers (41C4220A)

Search only Garage Stop brand name
Replacement Gear and Sprocket for Liftmaster Garage Door Openers (41C4220A)

Current price: 18.9 USD


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  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings

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2 Pack - Drive Gear for Sears Crafsman Liftmaster Chamberlain Garage Door Openers 1984-Current

Search only LiftMaster brand name
2 Pack - Drive Gear for Sears Crafsman Liftmaster Chamberlain Garage Door Openers 1984-Current

Current price: 7.6 USD

Saving: $1.84 (19%)


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Weight: 0.13 Pounds

  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.

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Liftmaster 41c4220a Gear and Sprocket Kit for Chamberlain, Sears, Craftsman and LiftMaster 1/3 and 1/2 HP Chain Drive Models

Search only Chamberlain brand name
Liftmaster 41c4220a Gear and Sprocket Kit for Chamberlain, Sears, Craftsman and LiftMaster 1/3 and 1/2 HP Chain Drive Models

Current price:


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Height: 5 Inches

Length: 5 Inches

Width: 5 Inches

Weight: 1 Pounds

  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions

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Chamberlain 41C4220A Garage Door Opener Gear and Sprocket Assembly Genuine Original Equipment Manufacturer (OEM) Part

Search only Craftsman brand name
Chamberlain 41C4220A Garage Door Opener Gear and Sprocket Assembly Genuine Original Equipment Manufacturer (OEM) Part

Current price: 23.75 USD

Saving: $1.45 (6%)


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  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT

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Gear Sprocket Kit Door Opener Gear kit 1/3-1/2HP Liftmaster Sears Craftsman Garage Door Opener Part

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Gear Sprocket Kit Door Opener Gear kit 1/3-1/2HP Liftmaster Sears Craftsman Garage Door Opener Part

Current price: 23 USD


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  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions

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1/2 HP Garage Door Opener Gear Assy Sears Craftsman 41C4220A Gear ONLY

Search only Master Garage Doors brand name
1/2 HP Garage Door Opener Gear Assy Sears Craftsman 41C4220A Gear ONLY

Current price: 9.95 USD


Check price and availability


  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • 1 Pack
  • Drive Gear OD: 2-3/4", Drive Gear Bore Size: 1/2", Drive Gear Number of Teeth: 32
  • Part Numbers (41C4220A, 41A5021, 41A2817 GEAR ONLY), 81B0045
  • Fits all 1984-Present Garage Door Operations
  • One New Aftermarket Replacement Garage Door Opener Drive Gear for Chamberlain, Sears, Craftsman, Garage Master, Access Master, Master Mechanic, Security +, Estate Series, Raynor, Formula I, Whisper Drive, Power Drive, and Billion Code models.

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Building & Hardware LiftMaster Chamberlain Craftsman Garage Door Opener Comp Gear Kit FOR 41A5021

Search only Garage Doors brand name
Building & Hardware LiftMaster Chamberlain Craftsman Garage Door Opener Comp Gear Kit FOR 41A5021

Current price: 22.89 USD


Check price and availability


  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • 1 Pack
  • Drive Gear OD: 2-3/4", Drive Gear Bore Size: 1/2", Drive Gear Number of Teeth: 32
  • Part Numbers (41C4220A, 41A5021, 41A2817 GEAR ONLY), 81B0045
  • Fits all 1984-Present Garage Door Operations
  • One New Aftermarket Replacement Garage Door Opener Drive Gear for Chamberlain, Sears, Craftsman, Garage Master, Access Master, Master Mechanic, Security +, Estate Series, Raynor, Formula I, Whisper Drive, Power Drive, and Billion Code models.
  • OEM replacement
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models

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Liftmaster Chamberlain Craftsman Garage Door Opener Comp Gear Kit For 41A5021

Search only brand name
Liftmaster Chamberlain Craftsman Garage Door Opener Comp Gear Kit For 41A5021

Current price: 28.97 USD


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  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • 1 Pack
  • Drive Gear OD: 2-3/4", Drive Gear Bore Size: 1/2", Drive Gear Number of Teeth: 32
  • Part Numbers (41C4220A, 41A5021, 41A2817 GEAR ONLY), 81B0045
  • Fits all 1984-Present Garage Door Operations
  • One New Aftermarket Replacement Garage Door Opener Drive Gear for Chamberlain, Sears, Craftsman, Garage Master, Access Master, Master Mechanic, Security +, Estate Series, Raynor, Formula I, Whisper Drive, Power Drive, and Billion Code models.
  • OEM replacement
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Includes installation tutorial
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings

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Direct Replacement for Liftmaster 41C4220A Gear and Sprocket Kit

Search only Garage Outlet brand name
Direct Replacement for Liftmaster 41C4220A Gear and Sprocket Kit

Current price: 18.9 USD


Check price and availability


  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models, replacement parts
  • Compatible with chain drive chamberlain sears craftsman operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • Includes installation tutorial
  • aftermarket part
  • video installation instructions provided
  • 1-Pack
  • compatible with chain driven 1/3 & 1/2 HP openers from Liftmaster, Sears, Craftsman & Chamberlain
  • includes gear and sprocket, worm gear, grease, motor shaft & sprocket bearings
  • 2 Heavy Duty Nylon main drive gears
  • Bore Size: 1/2", Outside Diameter: 2 3/4", Number of Teeth: 32
  • Sears Craftsman Garage Door Opener Replacement White Main Gear 81B0045 2 Pack.
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • Gear and sprocket assembly 41C4220A drives the chain that raises and lowers the garage door
  • Gear and sprocket assembly 41C4220A is an original equipment manufacturer (OEM) part that fits most Craftsman 139-series chain-drive garage door openers manufactured after 1993
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain
  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 41C220A,41C4220,41A2827,41C4220C,65420
  • This part is compatible with models including; 13953962SRT,13953310,13953824SRT1,139535006,13953425SRT1,13953641SRT,13953629SRT,13953650SRT,13953670SRT1,13953971SRT,13953662SRT2,13953662SRT1,13953824SRT,13953966SRT1,13953648SRT2,13953834SRT3,13953635SRT,13953425,13953673SRT,13953962SRT1,13953300,13953985DM,13953920D,13918451D,13953615SR,13953628SRT1,139536251SR,13953677SRT2,139536191SR,13918847,13953677SRT3,13953677SRT1,13953699SR,1255R,13953646SRT2,13953619SR,13953915SRT,13954985,13953670SRT
  • Easy DIY- complete assembly
  • Verified 100% authentic OEM lift master product- new production dates
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions
  • 1 Pack
  • Drive Gear OD: 2-3/4", Drive Gear Bore Size: 1/2", Drive Gear Number of Teeth: 32
  • Part Numbers (41C4220A, 41A5021, 41A2817 GEAR ONLY), 81B0045
  • Fits all 1984-Present Garage Door Operations
  • One New Aftermarket Replacement Garage Door Opener Drive Gear for Chamberlain, Sears, Craftsman, Garage Master, Access Master, Master Mechanic, Security +, Estate Series, Raynor, Formula I, Whisper Drive, Power Drive, and Billion Code models.
  • OEM replacement
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Includes installation tutorial
  • Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • Compatible with chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings
  • This is a an aftermarket replacement
  • Easy DIY install with instructions
  • fits chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models
  • fits chain drive chamberlain sears craftsman manufactured operators 1984-current
  • Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions included

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