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Tong-Sheng TSDZ2B TSDZ8 500W 750W Mid Drive Kit -Upgraded High Torque&Power Ebike Kits,IPX5 Waterproof Torque Sensor Ebike Conversion Kit with Battery&LCD Display for 68-73mm BB Ebike

  • Based on 4 reviews
Condition: New
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Availability: 20 left in stock
Fulfilled by Greenergia

Arrives Sep 19 – Sep 24
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Features

  • [Powerful 750W Mid Drive Motor & Precision Torque Sensor]:Unleash effortless rides with Varstrom's TSDZ8 mid drive ebike kit, delivering up to 140N.m of torque for conquering hills, rough terrains, or long commutes. The advanced torque sensor instantly adapts to your pedaling force, offering natural "human-machine synergy" for smooth acceleration and energy efficiency
  • [All-Weather Durability & Universal Compatibility]:Built for year-round adventures, this IPX5 waterproof mid drive electric bike kit thrives in rain, snow (-20C to 45C), and daily weather. Compatible with road bikes, mountain bikes, hybrids, or even tricycles (68-73mm BB width), its perfect for commuters, seniors, or delivery riders seeking reliability. Includes pre-installed cables, detailed guides, and plug-and-play componentsno expertise needed to revive your old bike!
  • [4 Riding Modes for Total Control]:Switch seamlessly between E-bike, Pedal Assist, Walk Assit , or Traditional Cycling mode to match your energy, terrain, or fitness goals. Preserve knee health on steep climbs, save time with electric throttle, or enjoy exerciseall while the LCD display tracks speed, mileage, battery life, and time. Upgrade to the EKD01 Blue*tooth display for navigation and ride analytics
  • [Customizable Battery Options with Security]:Choose from downtube or rear-rack batteries to fit your budget and range needs. All batteries feature anti-theft locks, USB ports, certified safety systems, and clear charge indicators. Extend rides up to 55Mile* (*varies by capacity) for errands, scenic tours, or hassle-free senior mobility
  • [Affordable Eco-Upgrade for Every Rider]:Skip expensive e-bikesrevive your current bicycle into a high-performance electric machine at a fraction of the cost! Seniors gain effortless mobility; commuters slash riding time; adventurers tackle rugged trails.

Brand: Varstrom


Material: Aluminum


Manufacturer: Suzhou Tongsheng Electric Co., Ltd.


Department ‏ : ‎ Unisex-Adult


Date First Available ‏ : ‎ March 24, 2025


Manufacturer ‏ : ‎ Suzhou Tongsheng Electric Co., Ltd.


Best Sellers Rank: #217,461 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #28 in Cycling Electronics


#28 in Cycling Electronics:


Customer Reviews: 5.0 5.0 out of 5 stars 4 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sep 19 – Sep 24

This item is non-returnable:

This item is non-returnable

View our full returns policy here.

  • Klarna Financing
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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • A little figuring out, but it works as described!
So, I had a bit of user error getting this installed... I did not realize that the display has its own power switch separate from the battery... once I figured that out everything works great! man is it fast. Everything seems to work well.
Reviewed in the United States on July 29, 2025 by Jared Pilbeam

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