LiftMaster 041C0589-2 Belt Cap Retainer Kit
The LiftMaster 041C0589-2 is a belt cap retainer replacement kit used on select LiftMaster and Chamberlain DC motor belt drive garage door openers. It is also referenced as 41C589-2 and may be listed with related number 41A537.
What This Part Does
This kit replaces the sprocket and cover components that guide and protect the belt drive assembly at the opener head. A worn sprocket or damaged cover can cause belt noise, uneven belt movement, slipping, or visible wear near the top of the operator.
Compatible With
The 041C0589-2 is used with select LiftMaster and Chamberlain DC belt drive openers manufactured after 2011. Compatibility should be confirmed by the opener model and original parts diagram.
Common Compatible Applications
- Select LiftMaster DC motor belt drive garage door openers manufactured after 2011
- Select Chamberlain DC motor belt drive garage door openers manufactured after 2011
- Select LiftMaster 8550, 8550W, and 8550WLB family applications when confirmed by parts diagram
- Openers using a 041C0589-2 / 41C589-2 belt cap retainer kit
Important Fitment Notes
- For belt drive systems only
- Not for chain drive or screw drive openers
- Different belt cap and sprocket kits may be used on nearby model families
- Match the original sprocket, cover, and screw layout
Features & Specifications
| Feature / Specification | Details |
|---|
| Manufacturer | LiftMaster / Chamberlain |
| Product Type | Belt Cap Retainer Kit |
| Part Number | 041C0589-2 |
| Related Numbers | 041C589-2, 41C589-2, 41A537 |
| Application | Sprocket and belt cap retainer replacement |
| Compatible Operator Type | Select post-2011 DC motor belt drive garage door openers |
| Includes | Sprocket, sprocket cover, and replacement screws |
| Notes | Not for chain drive or screw drive openers. |
Also Known As / Related Part Numbers
This item may be searched under several related LiftMaster, Chamberlain, or Craftsman part number formats. Related numbers should be matched against the original part and the opener parts diagram before ordering.
- 041C0589-2
- 041C589-2
- 41C589-2
- 41A537
- Belt cap retainer kit
- Sprocket and sprocket cover kit
- LiftMaster 8550 sprocket cover
- LMEOLRRES22
- LMEOLRES22
Technician Note
Inspect the belt, top sprocket, cover, rail, and tension setting before replacing this kit. If the belt is over-tightened or the door is out of balance, the new sprocket and cap retainer can wear prematurely.
Before Ordering, Confirm
- The opener is a compatible post-2011 DC belt drive model.
- The original parts diagram lists 041C0589-2, 041C589-2, or 41C589-2.
- The kit style matches the existing sprocket and belt cap area.
- The belt is not damaged beyond reuse.
- The door is balanced and the belt tension is set correctly.
Professional Advisory
Disconnect power before servicing the belt drive assembly. After installation, confirm belt tension, travel, force settings, safety sensors, and reversal operation before returning the opener to service.
Important Ordering Warnings
- Not for chain drive openers.
- Not for screw drive openers.
- Not the same as every LiftMaster belt sprocket kit.
- A worn belt or binding door can damage the replacement sprocket assembly.
Questions & Answers
What parts are included with 041C0589-2?
The kit is commonly supplied with the sprocket, sprocket cover, and replacement screws for compatible belt drive openers.
Is 41C589-2 the same as 041C0589-2?
41C589-2 and 041C0589-2 are commonly associated related numbers for this belt cap retainer kit, but the opener parts diagram should still be checked.
Which opener type uses this kit?
It is used on select LiftMaster and Chamberlain DC motor belt drive openers, commonly post-2011 models.
Can I use this on a chain drive opener?
No. This is a belt cap and sprocket kit for compatible belt drive systems, not a chain drive sprocket kit.
What causes this sprocket area to fail?
Normal wear, over-tight belt tension, a binding garage door, or a damaged belt can all contribute to sprocket and cover failure.
