Genie 30257T Screw Drive Coupler – Motor-to-Rail Replacement Coupler

The Genie 30257T screw drive coupler is a genuine replacement component used to connect the garage door opener motor to the screw-drive rail assembly.

This small coupler transfers motor rotation to the screw drive while also helping protect the motor and drive system from excessive mechanical stress.

If your Genie opener motor runs but the screw drive does not turn, a stripped or damaged coupler is one of the first components to inspect.

### Product Features

- Genuine Genie replacement part
- Connects opener motor to screw-drive rail
- Transfers motor rotation to the screw assembly
- Designed as a replaceable wear/protection component
- Common repair for motor-running / screw-not-turning symptoms
- Direct replacement for Genie 30257T
- Current Genie replacement number: 30257T.S
- No programming required
- Coupler only

### Specifications

- Manufacturer: Genie
- Part Number: 30257T / 30257T.S
- Product Type: Screw Drive Coupler
- Application: Garage Door Opener Screw-Drive System
- Location: Between Motor Shaft and Screw-Drive Rail
- Quantity: 1 Coupler

### What Does the Coupler Do?

The coupler sits between the garage door opener's motor shaft and the screw-drive rail.

When the opener operates:

Motor → Coupler → Screw Drive → Carriage → Garage Door

The coupler transfers the motor's rotation to the screw assembly so the carriage can move along the rail and open or close the garage door.

### Common Signs of a Failed Coupler

A damaged or stripped screw-drive coupler may cause:

- Opener motor runs but the screw does not rotate
- Door does not move even though the motor can be heard
- Grinding noise near the rear of the powerhead
- Intermittent engagement between motor and rail
- Visible wear or stripping inside the old coupler

These symptoms can also be caused by other opener or door problems, so inspect the complete drive system before replacing parts.

### Genie Compatibility

Genie currently lists the 30257T.S for compatible models including:

- CM7600
- CM8600
- CM8600-FN
- PRO95
- PRO99
- IS525 / IS525-B
- IS550 / IS550-B
- IS850
- IS900 / IS900-B
- IS920
- ISD990
- ISD995
- ISD1000
- IMS1000
- ISL950 / ISL950-B
- ISL980 / ISL980-B
- 1060
- 1560
- 2060L
- 2560
- 3060L
- 3560
- 3860
- 4060L
- GXL9500CL
- GXL9550CL
- GXL9900CL
- GXL1000CL
- H4000
- H6000
- H8000
- CMD9900

Always verify your opener model before ordering.

### 30257T vs. 30257T.S

Genie confirms that:

30257T = 30257T.S

The “.S” designation is used on the current Genie replacement part number. Both numbers identify the same replacement application.

### Important Compatibility Note

Not every Genie screw-drive opener uses this coupler.

Some Genie screw-drive systems require a different coupler, such as the Genie 36645R.S.

Do not order based only on the fact that your opener is a Genie screw drive. Verify the opener model and original part number before purchasing.

### Package Contents

Includes:

- 1 – Genie 30257T / 30257T.S Screw Drive Coupler

Rail, motor, carriage, screw assembly, mounting hardware, and other opener components are not included unless specifically stated.

### Installation Note

Disconnect electrical power to the garage door opener before servicing the motor or rail assembly.

The rail generally must be separated from the powerhead to access the coupler.

Before returning the opener to service, also verify that the garage door moves smoothly and is properly balanced. Excessive resistance or a binding door can place unnecessary stress on the opener drive system.

If the door is difficult to operate manually, correct the door problem before operating the opener.