1. Introduction
The ThinkRider XX Pro is a high-performance smart direct drive bike trainer designed for indoor cycling. It offers a realistic riding experience with advanced features such as self-power generation, high power output, and broad compatibility with popular cycling applications. This manual provides essential information for the proper setup, operation, and maintenance of your XX Pro trainer.
2. What's in the Box
Carefully unpack all components and verify that all items listed below are present. If any items are missing or damaged, please contact ThinkRider customer support.
- XX Pro Trainer Unit (1)
- Power Adapters (1 set)
- User Manual (1)
- Quick Release Skewer (5*130 / 5*135mm compatible) (1)
- Thru-Axle Adapters (12*142 / 12*148mm compatible) (1 set)

Figure 2.1: Packaging contents including the XX Pro trainer, adapters, and quick release skewer.
3. Setup Instructions
3.1 Unfolding the Trainer
Place the trainer on a stable, level surface. Unfold the support legs until they click securely into place. Ensure the trainer is stable before mounting your bicycle.
3.2 Bicycle Compatibility and Mounting
The XX Pro trainer supports various bicycle types. It includes adapters for both quick release (5x130mm, 5x135mm) and thru-axle (12x142mm, 12x148mm) systems. Select the appropriate adapters for your bicycle's rear wheel.
- Remove the rear wheel from your bicycle.
- Install the correct quick release skewer or thru-axle adapters onto the trainer's drive unit.
- Carefully align your bicycle's rear dropouts with the trainer's axle and secure it firmly. Ensure the chain is properly seated on the trainer's cassette (cassette not included, sold separately).
- Double-check that the bicycle is securely mounted and stable before use.

Figure 3.1: Close-up views of the trainer's structural details, including the handle and adjustable feet for stability.
3.3 Power Connection
The ThinkRider XX Pro features self-power generation. This means it can operate without being connected to a power outlet, as long as you are continuously pedaling. For extended use or specific functionalities, you may connect the provided power adapter to a standard electrical outlet and the trainer's power port.

Figure 3.2: The XX Pro trainer demonstrating its plug-free, self-generating operation.
4. Operating Instructions
4.1 Smart Connectivity
The XX Pro trainer supports wireless communication protocols including ANT+ FE-C and Bluetooth FTMS. This allows seamless connection to various cycling applications and GPS bike computers.
- Bluetooth: Enable Bluetooth on your smartphone, tablet, or computer. Open your preferred cycling app (e.g., Zwift, TrainerRoad, Rouvy, MyWhoosh) and search for available devices. Select the ThinkRider XX Pro from the list.
- ANT+: Ensure your ANT+ compatible device (e.g., Garmin, Wahoo, iGPSPORT bike computer) or ANT+ USB dongle for your computer is active. Search for sensors within your device or application and connect to the ThinkRider XX Pro.
Once connected, the trainer will respond to resistance changes commanded by the application, simulating climbs, descents, and varying terrains.

Figure 4.1: The XX Pro's smart interaction capabilities, showing connectivity with various devices and cycling platforms.
4.2 Performance Features
The XX Pro is equipped with a powerful brushless DC motor, providing a highly accurate and responsive training experience.
- Power Accuracy: The trainer delivers power readings with an accuracy of ±1%.
- Maximum Power: Capable of simulating up to 2500W of resistance.
- Maximum Slope: Simulates gradients up to 25%, providing a challenging and realistic climbing experience.
- Quiet Operation: The trainer operates at a low noise level of approximately 58 decibels, minimizing disturbance during your training sessions.

Figure 4.2: Visual representation of the XX Pro's key performance specifications: ±1% power accuracy, 25% maximum slope, and 2500W maximum power.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your ThinkRider XX Pro trainer.
- Cleaning: Wipe down the trainer regularly with a soft, dry cloth to remove dust and sweat. Avoid using abrasive cleaners or solvents.
- Storage: When not in use, store the trainer in a dry, cool place away from direct sunlight and extreme temperatures. The legs can be folded for more compact storage.
- Inspection: Periodically check all bolts and connections to ensure they are secure. Inspect the drive belt for any signs of wear or damage.
6. Troubleshooting
If you encounter issues with your ThinkRider XX Pro, refer to the following common troubleshooting steps:
- No Power/Trainer Not Responding: Ensure the trainer is either connected to a power source (if not self-generating) or that you are pedaling continuously to activate self-generation. Check all cable connections.
- Connectivity Issues (Bluetooth/ANT+): Ensure Bluetooth or ANT+ is enabled on your device. Move closer to the trainer to improve signal strength. Close and reopen the cycling application. Disconnect and reconnect the trainer within the app. Ensure no other devices are interfering with the signal.
- Unusual Noises: Check that your bicycle is securely mounted and that the chain is properly aligned on the cassette. Inspect for any loose parts or foreign objects.
If problems persist, please contact ThinkRider customer support for further assistance.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | XX Pro |
| Dimensions (L x W x H) | 50 x 48 x 52 cm |
| Weight | 19.14 kg |
| Resistance Mechanism | Electromagnetic |
| Power Accuracy | ±1% |
| Maximum Power Output | 2500W |
| Maximum Simulated Slope | 25% |
| Connectivity | Bluetooth FTMS, ANT+ FE-C |
| Noise Level | 58 dB |
| Power Generation | Self-generating (can also use power adapter) |
| Frame Material | Metal |
| Color | White |
8. Warranty and Support
ThinkRider stands by the quality of its products. If you experience any quality-related issues with your XX Pro trainer, please do not initiate a return immediately. Instead, contact ThinkRider customer support directly. We are committed to providing solutions and may offer a free replacement of the equipment if necessary.
For support, please refer to the contact information provided on the ThinkRider official website or your purchase documentation.





