Description
Varstrom TSDZ16 1000W / TSDZ8 750W / TSDZ2B 500W / 250W Mid Motor Kit – Torque Sensor Bicycle Electric Bike Conversion Kit (BB 68-73mm)
Product Overview
Transform your ordinary bicycle into a powerful, eco‑friendly e‑bike with the Varstrom Mid Motor Kit. Whether you need a lightweight 250 W boost for city commutes or a robust 1000 W powerhouse for off‑road adventures, this versatile conversion kit delivers smooth, responsive performance. Designed with a precision torque sensor and a wide range of compatible bottom bracket sizes (68‑73 mm), it offers an effortless upgrade for riders of all skill levels.
Key Features
- Multiple power options: 250 W, 500 W, 750 W, and 1000 W motors to match your riding style and terrain.
- Advanced torque‑sensor technology for natural, pedal‑assist feel.
- Compact, lightweight mid‑motor design that keeps the bike’s balance and handling intact.
- Compatible with most standard bicycles – BB 68‑73 mm clearance ensures a wide fit.
- Integrated controller and battery mounting system for a clean, streamlined look.
- High‑quality components with proven durability and low maintenance.
- Easy, step‑by‑step installation guide included.
Specifications
Motor Options: 250 W, 500 W, 750 W, 1000 W
Torque Sensor: 1.5 Nm – 6.5 Nm (adjustable)
Bottom Bracket Compatibility: 68‑73 mm
Weight: 1.2 kg – 1.8 kg (varies by motor model)
Voltage: 36 V / 48 V (depending on motor)
Control Interface: LCD display, throttle, and pedal‑assist modes.
Installation & Compatibility
The Varstrom kit is engineered for a straightforward, tool‑free installation on most bicycles. Simply mount the mid‑motor between the crankset and rear wheel, connect the controller to the battery, and calibrate the torque sensor. The included mounting brackets and clear instructions ensure a secure fit and optimal performance.
Why Choose Varstrom?
With a reputation for reliability and innovation, Varstrom delivers a conversion kit that balances power, efficiency, and user experience. The torque‑sensor system mimics natural pedaling, giving you a seamless ride while the adjustable power settings let you tailor the experience to any terrain. Upgrade today and enjoy a greener, faster, and more exhilarating commute or adventure.






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