Chamberlain B730, B730C and B740 Garage Door Opener Parts Diagram and List - Chamberlain

The Chamberlain B730, B730C and B740 garage door openers use a DC motor with a full belt rail assembly. This model has two lights and wifi. Use our parts diagram for reference with all available parts listed below.

The Chamberlain B730, B730C and B740 garage door openers use a DC motor with a full belt rail assembly. This model has two lights and wifi. Use our parts diagram for reference with all available parts listed below.
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- LiftMaster 878MAX Wireless KeypadSKU: 878MAX$73.14 As low as $67.29Compatible with LiftMaster garage door openers…
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- Chamberlain 41A7276 Wear Pads Square Rail (4)SKU: 41A7276$9.67Genuine Chamberlain 41A7276 Wear Pads Square Rail (4) —…
- Chamberlain 41D7572 Light LensSKU: 41D7572$29.88Replaces part numbers: 41D7571, 41D7570, 041D7572,…
- LiftMaster 883LMW Push Button Security+ 2.0 MyQSKU: 883LMW$16.55Compatible with LiftMaster Security+ 2.0 openers (yellow…
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- Interstate CR2032 3V BatterySKU: CR2032$5.61 As low as $2.81Interstate CR2032 3V Battery: lithium coin cell designed…
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- LiftMaster 4A1008 Master Link KitSKU: 4A1008$11.64OEM LiftMaster 4A1008 Master Link Kit for chain‑drive…
- LiftMaster 144C54M Belt Drive Square Rail Idler PulleySKU: 144C54M$9.15Compatible with LiftMaster belt drive garage door…
- LiftMaster 041D8071-4 Travel ModuleSKU: 041D8071-4$60.56OEM LiftMaster 041D8071-4 Travel Module; restores accurate…
- LiftMaster 041-0136 Safety Sensor KitSKU: 041-0136$40.50LiftMaster 041-0136 Safety Sensor Kit (OEM) — infrared…
- LiftMaster 41C589-2 Sprocket & Sprocket CoverSKU: 41C589-2$33.40Genuine LiftMaster 41C589-2 replacement top drive…
- LiftMaster 041A6689 Inner Trolley Shaft, Belt DriveSKU: 041A6689$13.62Genuine LiftMaster 041A6689 Inner Trolley Shaft, Belt…
- Chamberlain 41A7305-1 Compatible Smart Control PanelSKU: 41A7305-1$133.48Menu-driven panel gives you complete control of the garage…
- LiftMaster 041-0155-000 Safety Sensor BracketsSKU: 041-0155-000$22.99OEM replacement LiftMaster 041-0155-000 Safety Sensor…
- LiftMaster 178B34 Straight Door Arm SectionSKU: 178B34$23.39Genuine LiftMaster 178B34 Straight Door Arm Section OEM…
- LiftMaster 837LMMC MyQ Remote LED LightSKU: 837LMMC$104.73myQ Remote LED Light for added garage illumination;…





















