1. Introduction
This user manual provides essential information for the safe and effective operation, assembly, and maintenance of your HAMMER Speedbike Speed Race S Indoor Cycle. Please read this manual thoroughly before using the equipment and keep it for future reference.
The HAMMER Speedbike Speed Race S is a high-quality indoor cycle designed for effective cardio training and endurance improvement at home. It features a modern electronic magnetic brake system, a robust construction, and smart connectivity options for an engaging workout experience.

Figure 1: HAMMER Speedbike Speed Race S Indoor Cycle. This image shows the HAMMER Speedbike Speed Race S from the side, highlighting its robust frame, flywheel, seat, and handlebars. The black and red design elements are visible.
2. Safety Instructions
To ensure your safety and prevent damage to the equipment, please adhere to the following guidelines:
- Always consult with a healthcare professional before starting any new exercise program.
- Ensure the Speedbike is placed on a stable, level surface. Use the height-adjustable caps on the feet to achieve perfect balance.
- Keep children and pets away from the equipment during operation.
- The maximum user weight for this device is 150 kg. Do not exceed this limit.
- Wear appropriate athletic footwear during workouts.
- Regularly inspect the equipment for any signs of wear or damage. Do not use if damaged.
- Ensure all bolts and nuts are securely tightened before each use.
- Use the emergency stop button to immediately halt the flywheel if necessary.
- Do not attempt to modify the equipment.
3. Assembly
The HAMMER Speedbike Speed Race S requires some assembly. Please follow these general steps. Refer to the detailed assembly instructions provided in the product packaging for specific diagrams and part lists.
- Unpack Components: Carefully remove all parts from the packaging and verify against the parts list.
- Attach Stabilizers: Secure the front and rear stabilizer bars to the main frame using the provided bolts and tools.
- Install Pedals: Attach the left and right pedals to the crank arms. Note that pedals are side-specific (L for left, R for right).
- Mount Seat Post and Seat: Insert the seat post into the frame and secure it. Attach the seat to the seat post.
- Mount Handlebar Post and Handlebar: Insert the handlebar post into the frame and secure it. Attach the handlebar to the post.
- Connect Console: Connect the console cables to the main unit and mount the console onto the handlebar.
- Final Check: Ensure all connections are secure and the bike is stable. Adjust the leveling feet if necessary.

Figure 2: Assembled HAMMER Speedbike Speed Race S in use. This image shows a woman actively cycling on the HAMMER Speedbike Speed Race S, demonstrating its use for high-speed endurance training at home. The image emphasizes the ergonomic design and user comfort.
4. Operation
4.1 Adjusting the Bike
- Seat Adjustment: Adjust the seat height and horizontal position to ensure a comfortable and effective pedaling posture. Your knee should have a slight bend at the bottom of the pedal stroke.
- Handlebar Adjustment: Adjust the handlebar height and position to suit your preferred riding style, whether upright or in a more aggressive racing stance.

Figure 3: Adjustable components and safety features. This composite image highlights key adjustable and safety features: the anti-slip loop pedals for secure footing, the adjustable handlebars for customized riding positions, the comfortable sports seat, and the prominent emergency stop button for immediate braking.
4.2 Console and Resistance Control
The Speedbike Speed Race S features an easy-to-use computer console with a rotary push button and two additional buttons for quick adjustment and display of training parameters.
- LCD Display: The blue backlit display clearly shows:
- Time
- Distance
- Calories Burned
- Pulse (requires chest strap, not included)
- Resistance Level (1-16)
- Pedal Revolutions per Minute (RPM)
- Speed
- Resistance Adjustment: The electronic magnetic brake system allows for precise and silent resistance control. Use the rotary knob on the console to adjust the resistance level from 1 to 16. A smaller distance between the magnets and the flywheel results in higher resistance.
- Emergency Stop: The prominent red emergency stop button on the frame allows for immediate cessation of the flywheel's movement for safety.

Figure 4: Console and tablet/smartphone holder. This image provides a detailed view of the bike's LCD display, showing various training parameters, and the integrated tablet/smartphone holder, designed for multimedia entertainment during workouts.
4.3 Multimedia and Connectivity
The Speedbike Speed Race S is equipped with two holders for your tablet or smartphone, allowing for multimedia integration during your workout. The mobile phone can be placed directly on the computer, and your tablet on the dedicated holder.
- App Compatibility: The bike is compatible with fitness applications such as Kinomap and BitGym via Bluetooth connection. This enhances your training experience with live track simulations and interactive workouts. (Tablet not included)

Figure 5: User engaging with the Speedbike for effective home training. A man is shown using the HAMMER Speedbike Speed Race S, illustrating its effectiveness for cardio training, joint protection, endurance improvement, targeted weight loss, and faster fat burning.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Speedbike Speed Race S.
- Cleaning: Wipe down the bike with a damp cloth after each use to remove sweat and dust. Avoid abrasive cleaners or solvents.
- Check Connections: Periodically check all bolts, nuts, and moving parts to ensure they are secure and functioning correctly. Tighten any loose components.
- Belt Drive System: The ribbed belt drive system is designed to be quiet and maintenance-free. No lubrication or tension adjustment is typically required.
- Storage: If storing the bike for an extended period, ensure it is clean and dry. The integrated transport wheels allow for easy relocation.

Figure 6: Illustration of the quiet belt drive system. An animated illustration of the quiet belt drive system of the HAMMER Speedbike Speed Race S, emphasizing its smooth and silent operation for an undisturbed workout experience.
6. Troubleshooting
This section addresses common issues you might encounter with your Speedbike Speed Race S.
| Problem | Possible Cause | Solution |
|---|---|---|
| Console display is blank. | No power supply or loose connection. | Ensure the power adapter is securely plugged into the bike and a working electrical outlet (230V, 50Hz). Check for any loose cable connections to the console. |
| Resistance adjustment not working. | Electronic malfunction or sensor issue. | Ensure the console is powered on. Try restarting the console. If the issue persists, contact customer support. |
| Unusual noise during operation. | Loose components or foreign object. | Check all bolts and nuts for tightness. Inspect the area around the flywheel and pedals for any obstructions. The belt drive is designed to be silent. |
| Bluetooth connectivity issues. | Device compatibility or app issue. | Ensure Bluetooth is enabled on your device. Restart the app and the bike. Check app compatibility requirements. |
7. Specifications
Detailed technical specifications for the HAMMER Speedbike Speed Race S Indoor Cycle:
| Feature | Detail |
|---|---|
| Model Number | 4864 |
| Brand | HAMMER |
| Color | Black |
| Material | Alloy Steel |
| Product Dimensions (L x W x H) | 120 x 51 x 135 cm (47.2 x 20.1 x 53.1 inches) |
| Item Weight | 43 kg (94.8 lbs) |
| Maximum User Weight | 150 kg (330 lbs) |
| Flywheel Mass | 20 kg |
| Resistance Mechanism | Magnetic |
| Resistance Levels | 16 (computer-controlled) |
| Drive System | Ribbed Belt |
| Power Source | Wired (230V, 50Hz) |
| Special Features | Distance Monitor, Speed Monitor, Calorie Monitor, Bluetooth Connectivity, Tablet/Smartphone Holder, Transport Wheels |
| Recommended Use | Indoor |
| Step Distance | 17 cm |

Figure 7: Magnetic resistance system and key specifications. The image displays the HAMMER Speedbike Speed Race S, emphasizing its magnetic resistance system. It also shows icons indicating a maximum user weight capacity of 150 kg and a 20 kg flywheel mass.
8. Warranty Information
For detailed warranty terms and conditions, please refer to the warranty card included with your product or visit the official HAMMER website. Keep your proof of purchase for any warranty claims.
9. Customer Support
If you have any questions, require technical assistance, or need to order replacement parts, please contact HAMMER customer support. Contact details can typically be found on the manufacturer's website or in the documentation provided with your product.
For more information, visit the HAMMER Brand Store.





