1 / 7TST R7 Fat-Tire Electric Bike, 750W Motor
TS TST GRP LLC’s R7 electric bike is a 20-inch fat-tire model with a listed 750-watt motor, 1500W peak power, dual suspension and pedal assist. The listing claims up to 60 miles in PAS mode, but customer feedback reports mixed experiences with speed.
At a glance
- Removable 48V 15Ah battery is listed with a 7-hour charging time.
- The range claim distinguishes up to 60 miles in pedal-assist mode from up to 40 miles in throttle mode.
- 20-by-4-inch fat tires and dual suspension are intended for varied terrain, while the LCD display lists speed, distance and battery level.
- Front and rear mechanical disc brakes are specified. The listing advises checking and adjusting brakes before riding.
Often bought together
Pros and cons
Pros
- Removable battery can be charged separately from the bike.
- Dual suspension and wide fat tires are specified for cushioning and traction on uneven surfaces.
- Seven gears, pedal assist and three riding modes offer options for adjusting effort and riding style.
- Manufacturer says it arrives 90% assembled and includes an assembly manual.
Cons
- At a listed 66 lbs, it may be cumbersome to lift or carry compared with lighter bicycles.
- The manufacturer’s claimed range depends on riding mode, with throttle range lower than pedal-assist range.
Technical specifications
37 specifications| Brand | TS TST GRP LLC |
|---|---|
| Model | electric bike |
| Model year | 2026 |
| Bike type | Electric Bike, Fat Tire |
| Recommended age | Adult |
| Color | Onyx Black |
| Power source | Electric |
|---|---|
| Listed motor wattage | 750 watts |
| Peak power in feature listing | 1500W peak power |
| Electric assist | pedal assist |
| Speed settings | 2 to 3 adjustable speed settings |
| Riding modes | 3 adjustable riding modes |
| Battery | 48V 15Ah |
|---|---|
| Battery life listed | 7 hours |
| Range in PAS mode | 60 miles |
| Range in throttle mode | 40 miles |
| Battery | Removable |
| Frame material | Aluminum |
|---|---|
| Wheel size | 20 inches |
| Wheel width | 4 inches |
| Tire specification | 20"×4" puncture-resistant fat tires |
| Wheel material | Alloy Steel |
| Suspension | Dual |
| Listed size | 1260*270*690mm |
| Weight | 66 lbs |
| Maximum weight recommendation | 450 pounds |
| Number of speeds | 7 |
|---|---|
| Gear shifter type | Thumb |
| Display technology | LCD |
| Display features | Digital Display, Dual Suspension, Multi-Speed, Odometer, Taillight |
| Additional display information | real-time speed, distance and battery level |
| Brake style | Disc |
|---|---|
| Brake type in feature listing | front and rear mechanical disc brakes |
| Lighting | high-brightness headlight |
| Assembly claim | 90% pre-assembled |
|---|---|
| Warranty period claimed | 180-day warranty |
| Warranty type | Limited |
What to know before buying
Listing details to confirm
The listing details are inconsistent about motor output: the title says 1200/1500W peak, while product details and features specify a 750-watt motor and 1500W peak. Its 60-mile claim applies to PAS mode, while throttle mode is claimed at up to 40 miles. It also describes 2 to 3 adjustable speed settings in one place and three riding modes elsewhere. Customer feedback reports mixed speed experiences, including reports of 20–21 mph. Confirm the applicable configuration and speed limits for the selected listing.
What’s in the box
Included- Battery
- Power adapter
- Kickstand
- Tool kit
- User manual
Who is it for?
A good fit for
- Riders seeking a fat-tire electric bike with dual suspension for urban routes and unpaved trails.
- Buyers who want a removable battery, pedal assist, multiple riding modes and a seven-speed drivetrain.
Less suited to
- Buyers who need a light bike for frequent carrying or stair use.
- Riders who require a guaranteed top speed or range, since the listing claims vary by mode and customer feedback on speed is mixed.
Customer reviews on Amazon
- 5 stars
68% 68% - 4 stars
14% 14% - 3 stars
12% 12% - 2 stars
5% 5% - 1 star
1% 1%
Customer feedback highlights positive impressions of performance, assembly and ride quality, including a report of handling small hills comfortably. Functionality and speed receive mixed feedback, with some customers reporting speeds of 20–21 mph. For buyers considering the claimed 1500W peak and varied riding modes, those speed reports are a reason not to assume a particular top speed from the feature list alone.
Positive themes
- Customers describe the bike as easy to assemble and report favorable ride quality.
- Feedback includes a report that it handles small hills with ease.
Mixed feedback
- Customer feedback is mixed on speed, with some reports of 20–21 mph.
- Functionality also receives mixed feedback.
Frequently asked questions
What range does the listing claim?
It claims up to 60 miles in pedal-assist mode and up to 40 miles in throttle mode. Actual range is not independently established here.
How long does charging take?
The listing says the removable 48V 15Ah battery charges in 7 hours.
What is the motor power?
The product details list 750 watts and the feature text says 1500W peak. The title instead says 1200/1500W peak, so confirm which specification applies to the selected listing.
What comes with the bike?
The listed included components are a battery, charger, kickstand, tool kit and user manual.
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Offer details
- The listing advises inspecting and adjusting the brakes before the first ride and each subsequent ride.
- The manufacturer says to tighten all components before riding and states that riders under 16 need adult supervision.