Speedbox 1.6 Tuning Kit for Bosch Smart System (Gen5) + Rim Magnet
Speedbox 1.6 Tuning Kit for Bosch Smart System (Gen5) + Rim Magnet
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New for 2025. This Speedbox works with eBikes fitted with a Bosch Smart System (Gen5) motor + Rim Magnet Sensor. Once fitted, it removes the 15mph or 20mph factory speed limit, allowing you to enjoy faster, unrestricted rides. It can be switched on or off at anytime using the handlebar controls.
Does your bike have a digital display? If not, we recommend the SpeedBox 1.6 B.Tuning. Bluetooth enabled - this version offers the easiest way to use your tuning kit via Speedbox app (available for iPhone or Android)
Installation Info (Read Before You Buy)
This tuning kit is a moderate to advanced installation, click here to see how it's fitted. It comes with three key components:
• Tuning module
• Replacement speed sensor
• Electromagnet unit
For some bikes, the motor may need to be removed to install the electromagnet. The factory speed sensor is removed and replaced with a wired sensor, which is mounted to the chainstay. If you’re not comfortable working on your eBike’s motor, we highly recommend having it installed by a professional bike technician.
Product Benefits
Product Benefits
Why choose this product:
- Plug & ride tuning once fitted
- Simple activation, can be switched off at any time using the handlebar controls
- Completely derestricts the factory speed limit on your eBike when active
- Please note, if your ebike has a display, speed readings will not be accurate with the Speedbox active
- Lifetime warranty with all Speedbox tuning kits
Shipping & Returns
Shipping & Returns
We ship fast and free to the UK, USA, Australia & Canada. All orders are fully tracked and dispatched from our UK warehouse.
✅ Tariff-free shipping to the USA & Australia.
❌ Note: Orders to Canada may incur customs charges. Free shipping doesn’t apply to EU/EEA countries.
Changed your mind? No problem. We offer 30-day returns — no hassle, no stress.
If something’s not right, we’ll sort it.
🔍 See full Shipping & Returns info here
Compatibility
Compatibility
- Works with any ebike fitted with the latest Bosch Smart System + Rim Magnet Sensor (located on rear wheel valve only). If you're unsure what this is, please contact our team for help before placing an order
- Smart system models are equipped with either an LED remote or System Controller. Some models also have either a Kiox 300 or Intuvia 100 display
- This tuning kit is not compatible with models equipped with ABS system
Warranty
Warranty
In the unlikely event your product develops a fault or defect. We will replace it under warranty. All Speedbox products come with a lifetime warranty.
To claim under warranty, simply contact us here







