New Arrivals/Restock

Garage Door Gear Kit for Liftmaster 41a2817 41c4220a, fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models (Drive Gear and Worm Gear Kit)

flash sale iconLimited Time Sale
Until the end
07
50
02

$8.39 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New  $13.99
quantity

Product details

Management number 209907116 Release Date 2026/04/02 List Price $5.60 Model Number 209907116
Category
  • Compatible with Chamberlain, Sears, Craftsman and LiftMaster 1/3 and 1/2 HP chain drive models.
  • Compatible with chain drive Chamberlain Sears Craftsman manufactured operators 1984-current.
  • Specs - Drive Gear Bore Size (Inner Diameter): 1/2". Drive Gear Outside Diameter: 2 3/4". Drive Gear Number of Teeth: 32. Worm Gear Length: 2 1/8". Worm Gear Diameter: 1 1/8". Worm Gear Shaft Hole: 1/2".
  • Part Numbers (41C4220A, 41A5021, 41A2817 GEAR ONLY), 81B0045. Kit includes: Drive gear, worm gear, replacement bearings, grease lubricant and installation instructions; comes as shown in the first image
  • OUR AFTER-SALES SERVICE PROMISE: lf you are not positive that this is the correct item for you, please contact us through our store front page "Ask a question" or support email([email protected]). If you are unhappy with it for any reason, reach us and we will sort things out for you.

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review