1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your QXDENG Motorcycle ABS Wheel Speed Sensor. This sensor is a critical component for your motorcycle's Anti-lock Braking System (ABS), ensuring accurate wheel speed detection for safe and efficient braking. Please read this manual thoroughly before installation and use.
2. Safety Information
Read all instructions before use. Failure to follow these instructions may result in damage to the product or personal injury.
- DANGER! Installation must be carried out by professional technicians or in accordance with the installation instructions strictly.
- Warning! Do not use this product for purposes other than its intended use. After installation, it is necessary to test the product performance before formal use to ensure driving safety.
- Warning! Keep away from children. This product contains small parts and sharp edges, which may cause choking or cutting hazards.
- Warning! Do not expose to water or moisture.
3. Product Overview
The QXDENG ABS Wheel Speed Sensor is designed for reliable performance in demanding motorcycle environments. It accurately measures wheel rotation speed and transmits this data to the ABS control unit.
Key Features:
- Shock- and Vibration-Resistant: Engineered to remain secure and maintain a stable signal without disconnections on bumpy roads or during off-road riding.
- Heat and Cold Resistance: Designed for durability and a longer lifespan, withstanding extreme temperature variations.

Image: QXDENG ABS Wheel Speed Sensor, showing the sensor head and cable.

Image: Illustration of the sensor's shock and vibration resistance, with a motorcycle in the background.

Image: Illustration of the sensor's heat and cold resistance, indicating a 50% longer lifespan and 40°C temperature resistance.
4. Specifications
| Attribute | Detail |
|---|---|
| Brand Name | QXDENG |
| Product Type | Motorcycle ABS Wheel Speed Sensor |
| Color | Black |
| Replacement Part NO. | 34527715117 |
| Origin | Mainland China |
| Package Weight | 0.13 kg |
| Package Dimensions (L x W x H) | 30 cm x 30 cm x 5 cm |
5. Compatibility
This ABS Wheel Speed Sensor is designed as a replacement for various BMW motorcycle models. Please verify the compatibility with your specific motorcycle before installation.
Compatible Models:
- For BMW HP4 (K42) 2011-2014
- For BMW S1000RR (K46) 2008-2018
- For BMW S1000R (K47) 2013-2020
- For BMW HP4Race (K60) 2017-2018
- For BMW F750GS, F800GS (K80) 2016-2023
- For BMW F850GS, F900GS (K81) 2016-2023
- For BMW F850GS Adv., F900GS Adv. (K82) 2017-2023
- For BMW F700GS (K70) 2011-2017
- For BMW F800S, F800ST, F800GT (K71) 2011-2019
- For BMW F650GS F 800GS (K72) 2011-2018
- For BMW F 800 GS Adventure (K75) 2012-2017
- For BMW F800R (K73) 2013-2019
- For BMW C evolution (K17) 2013-2020
- For BMW C600 Sport, C650Sport (K18) 2011-2020
- For BMW C650GT (K19) 2011-2020
Important Note:
The compatibility chart is for reference only. Please compare the product with your faulty unit and the provided images to ensure correct fitment for your specific motorcycle model and year.
6. Setup and Installation
Due to the critical safety function of the ABS system, installation of this wheel speed sensor should only be performed by qualified professional technicians. Incorrect installation can lead to ABS malfunction and compromise riding safety.
General Installation Steps (for professional reference):
- Ensure the motorcycle is stable and secured on a stand.
- Locate the existing ABS wheel speed sensor on the front or rear wheel, depending on the replacement.
- Carefully disconnect the electrical connector and unmount the old sensor.
- Mount the new QXDENG sensor in the correct orientation, ensuring it is securely fastened.
- Connect the electrical connector, ensuring a firm and proper connection.
- Route the cable appropriately to prevent chafing or interference with moving parts.
- After installation, perform a functional test of the ABS system as per the motorcycle manufacturer's guidelines to confirm proper operation and ensure driving safety.
7. Operating Instructions
The ABS Wheel Speed Sensor operates automatically as part of your motorcycle's ABS system. Once correctly installed, it continuously monitors the wheel speed and transmits data to the ABS control unit. No manual operation is required from the rider.
Post-Installation Check:
After installation, it is crucial to test the product performance before formal use to ensure driving safety. This typically involves a test ride in a safe environment to confirm the ABS warning light is off and the braking system functions correctly.
8. Maintenance
Regular inspection and basic maintenance can help ensure the longevity and proper function of your ABS Wheel Speed Sensor.
- Visual Inspection: Periodically check the sensor and its cable for any signs of physical damage, wear, or corrosion.
- Cleaning: Keep the sensor head and surrounding area clean from dirt, debris, and brake dust, which can interfere with accurate readings. Use a soft cloth and mild cleaner if necessary.
- Cable Routing: Ensure the sensor cable remains securely routed and is not pinched, stretched, or exposed to excessive heat.
- Avoid Moisture: Do not expose the sensor or its connectors to excessive water or moisture, as this can lead to electrical issues.
9. Troubleshooting
If you experience issues with your ABS system after sensor replacement, consider the following:
- ABS Warning Light On: If the ABS warning light remains illuminated after installation and a test ride, it may indicate an issue with the sensor, wiring, or the ABS system itself. Re-check all connections and ensure the sensor is correctly seated.
- Inaccurate Speed Readings: If your speedometer or ABS system provides incorrect speed readings, inspect the sensor head for any obstructions or damage, and verify the sensor's position relative to the tone ring.
- Compatibility Issues: As noted in user feedback, sometimes a sensor may not be compatible even if the description seems to match. Always double-check the exact part number and fitment for your specific motorcycle model and year, including whether it's for the front or rear wheel.
For persistent issues, it is recommended to consult a professional motorcycle technician or an authorized service center.
10. User Tips
- The sensor cable is often designed to be flexible and slightly longer than original parts, which can facilitate easier installation.
- Always compare the new sensor with your faulty unit and the provided images to confirm it's the correct part for your motorcycle.
- Ensure the sensor is compatible with your specific motorcycle model and year, and whether it is intended for the front or rear wheel, as some models may use different sensors.
11. Manufacturer and Support Information
Manufacturer Information:
Manufacturer Name: Guangzhou Tianyi Motorcycle Parts Co., Ltd.
Manufacturer Address: Cn-202, No. 26, Songgang Middle Road, Songbei, Songzhou Street, Baiyun District, Guangzhou, Guangdong Province, China, Postcode: 510000
Contact Phone: +86-15360887016
Contact Email: 602652839@qq.com
EU Authorized Representative:
Name: Synertrade Fr Sas
Address: 9 Rue Du Bat D'argent, 69001 Lyon, France
Contact: +33-774555006
Email: Info@syner-sarl.cn
For technical support, warranty claims, or any product-related inquiries, please contact the manufacturer or their authorized representative using the details provided above.
A PDF version of the user manual is available for download: User manual (PDF)