Question 1

The rear derailleur position is inconsistent with the APP display

Accepted Answer

1.Go to the initial calibration page in the APP 2.Select the rear derailleur (upper section) 3.Press the right arrow (▶) and hold until the RD moves back to the smallest cassette

Question 2

How do I achieve the most precise and smooth shifting with my EDS TX groupset?

Accepted Answer

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Question 3

WHEELTOP Wireless Electronic Derailleur Quick Installation and Calibration Guide

Accepted Answer

Phase 1: Preset and Physical Installation APP Connection: Open the mobile APP and complete device pairing first. Set Speed Range: Configure the correct number of cassette sprockets (speed range) in the APP. Hardware Installation: Mount the derailleur to the frame. Locate Smallest Sprocket: Manually

Question 4

My bike has a 9-speed cassette. How should I set it in the app?

Accepted Answer

You can set the speed level in the app, supporting 3 to 14 speeds. If you upgrade to a higher-speed cassette and chain in the future, you only need to modify the setting in the app. Path: APP → Settings → Device-adjustment → Replace cassette The cassette speed is to set the total gear of the transmi

Question 5

How to perform a factory restore?

Accepted Answer

It works like a factory reset for gear values. Use it when gear values have been misadjusted to restore the preset values. Path: APP → Settings → Device-adjustment → Fine-tuning → "Factory-restore" button at the bottom.

Question 6

How to pair the app?

Accepted Answer

On the home page, click the [Add Device] button. The APP will automatically navigate to the nearby devices list page. Locate your device's MAC address, then click to add and bind it. After successful binding, you will need to name the device. Step 1: Click the Add button on the home page Step 2: Tur

Question 7

How to download and register the WHEELTOP app?

Accepted Answer

WHEELTOP APP download: app Store Google Play After successful registration, log in to the app. You can also download the APK file directly: APK Download Link For first-time use, please register with your email.

Question 8

I can't agree with the user agreement or it doesn't show on my phone

Accepted Answer

Try switching the language to English — you should then be able to accept the policy. You can change languages again after registration: Personal info page → Language switch → choose your language.

Question 9

Are there any adapters inside the groupset?

Accepted Answer

The Hydraulic Disc Brake Groupset includes adapters for both 140mm and 160mm rotors, plus a spare parts kit with extra olive heads and needles. The Cable Brake Groupset does not include adapters.

Question 10

For EDS OX, can I install a double chainring?

Accepted Answer

No. Due to its direct mount structure, the rear derailleur is only compatible with a single chainring system.