Hear from the Experts

Is the S1 Right for You?

Perfect For

✅City commuting & cruising
✅Shorter riders & compact storage
✅Fun weekend rides & trails
✅Moped-style look & feel
✅Not Ideal If You Need

Not Ideal If You Need

❌A bike for two adult riders
❌ Heavy off-road or extreme trails
❌ A full-size cargo bike
❌ Lightweight bike to carry upstairs

Choose Your S1 Style

750W power, same fat-tire confidence — choose the color that fits your ride.

Bold Yellow

Stand out on every ride.

Ice Blue

Clean, modern, and city-ready.

High-Speed Thrills

Equipped with a high-performance motor, the URBANDRIFT S1 delivers exhilarating acceleration and top speeds of up to 28 mph (Class 3). Whether navigating city streets or cruising on trails, enjoy a fast and controlled ride every time.

Long-Range Battery

Go farther with confidence. The URBANDRIFT S1 is powered by a 52V 15.6Ah battery, delivering up to 85 miles in ideal low-assist conditions and 55+ miles of practical everyday range. From daily commutes to weekend adventures, the S1 is built to keep you moving.

Rugged & Reliable Build

Constructed with a strong aluminum frame, the URBANDRIFT S1 handles riders up to 275 lbs with stability and durability. Its 4” x 20” off-road tires provide grip and control across diverse terrain.

Certified Safe Battery System

Ride with confidence! The battery meets UL2271 safety standards, protecting against overheating and electrical hazards for a secure, worry-free journey.

Smart LCD Display

Monitor speed, battery level, mileage, and ride data with ease.

20" × 4" Fat Tires

Built for comfort, stability, and traction on roads, gravel, and light trails.

Responsive Hydraulic Disc Brakes

Powerful braking performance for confident riding in a variety of conditions.

Comfort-Focused Saddle

Extra cushioning and ergonomic support for a more enjoyable riding experience.

Product details

Size

Maximum Seat Height: 39.4"
Minimum Seat Height: 31.9"
Handlebar Height: 41.8"
Head Tube Angle: 70°
Bottom Bracket Height: 11.6"
Wheelbase: 40.3"
Total Length: 62.3"
Tire: 4.0'' x 20''

Technical

Motor: 750W rear hub motor
Peak power: 1300W
Battery: 52V 15.6Ah removable battery
Assist system: Pedal-assist electric bicycle system
Estimated range: varies by rider weight, assist level, terrain, battery level, temperature, and riding conditions
Weight: 67 lbs with battery (54.5 lbs without battery)
Max loading: 275 lbs
Charge time: 3-9 hours

Performance

Frame: Aluminum alloy frame
Front suspension: Rigid fork
Rear suspension: Rigid fork
Brakes: Hydraulic disc brakes
Drivetrain: Shimano 7-speed drivetrain

Included in the Box

  • Urban Drift S1 Electric Bike

  • Battery

  • Charger

  • User Manual & Tool Kit

Video laden:

How to Assemble

Follow our easy-to-follow video tutorial to assemble your Urban Drift S1 Fat Tire eBike in minutes. Clear instructions for a quick and hassle-free setup.

Click Here

Frequently Asked Questions

What is the S1 designed for?

The S1 is designed as a compact fat-tire pedal-assist electric bicycle for recreational rides, campus paths, parks, campgrounds, and approved private-property use. Always follow local eBike rules before riding.

How far can it go on one charge?

The URBANDRIFT S1 offers up to 85 miles in ideal low-assist conditions, with 55+ miles of practical everyday riding range. Actual range may vary based on rider weight, terrain, speed, assist level, and riding conditions.

Is the S1 based on a licensed design?

Yes. The S1 is developed from a patent-licensed compact fat-tire eBike platform and backed by Urban Drift’s U.S. shipping, support, and parts planning.

Is the battery removable?

Yes. The battery can be removed and charged on or off the bike.

Does the S1 come assembled?

The bike arrives mostly assembled. Basic setup may include handlebars, pedals, front wheel checks, and final safety inspection.

Can I buy replacement parts?

Yes. Urban Drift supports long-term ownership with replacement parts planning and customer support.

What rider height is recommended?

Recommended rider height: coming soon after final ride-fit testing. Please contact support before ordering if you are unsure about fit.

What if I need help after purchase?

Contact URBANDRIFT support for setup, warranty, replacement parts, and service questions.

  • 5 stars: 18 (62%)
  • 4 stars: 11 (38%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
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Timothy J Taylor

Great bike and very good price. I'm pretty shocked with the response time from the company as well. I will likely purchase a 3rd in the future.

D
David Soehnlen

As an owner of three ripracers I wanted to give my honest feedback on the urbandrift s1. I love this platform I find it perfect sized bike and fun to build . The bike absolute Rips ! It’s fast ! I love the gears ! I miss the eco setting of the juiced controller . I also miss that the throttle works in zero on the juiced product . For the money you can’t go wrong with the S1. Hope they get rear racks in before never

J
Jay Marley

the fenders are a pain to put on but other than that, this bike RIPS!!! lots of torque, it gets to top speed very quickly. customer support is great too

J
Jason Miller
Great power for the size

The S1 feels powerful without being too big. The 52V battery gives it strong acceleration, and the fat tires make rough city roads feel much more stable.

M
Michael Rivera
Stable and fun fat tire bike

The 20 inch fat tires are the best part. I ride on pavement, grass, and light gravel, and the bike feels planted and comfortable.

M
Mark Thompson
Solid build and easy assembly

Assembly took less than an hour. The bike feels solid, the frame looks good, and the ride is comfortable for everyday use.

C
Chris Dawson
Perfect for weekend rides

I bought the S1 for weekend rides with my son. It has enough power for hills and still feels easy to control on neighborhood streets and park paths.

J
Jessica Brown
Solid Build and Very Stable Ride

I had concerns about build quality when ordering online, but the S1 feels solid and well-assembled. The frame is strong and the ride stability gives me confidence even at higher speeds.

K
Kevin Harris
Replacement parts gave me confidence

Knowing Urban Drift offers batteries, brakes, tires, and other S1 parts made me more comfortable buying online. That was a big plus.

B
Brian Wilson
Handles trails better than expected

I use the S1 for local trails and weekend exploring. It feels more stable than a regular narrow tire eBike and is really fun to ride.

D
David Lee
Powerful on steep hills, very impressive

I live in a hilly area and most e-bikes I tried couldn’t handle steep climbs. The S1 surprised me. Strong acceleration, smooth assist, and no overheating issues so far. It actually feels like a premium ride.

M
Megan Taylor
A bike I can keep running for the long term

My biggest hesitation with an online e-bike was what would happen if I needed a charger, tire, brake part, or battery later. UrbanDrift lists replacement parts for the S1 and includes a two-year warranty, which gave me more confidence than buying an unbranded bike with no support. The bike itself is quick, comfortable, and fun for city cruising, but the support and parts availability are what made the purchase feel less risky.

K
Kevin Davis
Assembly support saved me a trip to a bike shop

I almost passed because I am not very mechanical and did not want to pay a shop just to finish assembly. The bike arrived mostly put together, and the included tools plus the assembly video walked me through the handlebars, pedals, and final checks. I contacted support to confirm the front brake alignment and received a useful answer the same day. After that, the first ride was smooth and everything felt tight.

A
Ashley Wilson
Compact enough for my garage, but still feels substantial

I wanted fat tires and a moped-style look, but most models I saw were too long for the space beside my car. The S1's compact 20-inch setup fits much better and is easy to roll through the side door. The wide tires and aluminum frame still feel sturdy under me, and the adjustable seat gives me a comfortable position. The blue color looks even better in person and gets comments almost every time I ride.

R
Ryan Anderson
Strong brakes and easy controls for a first e-bike

This is my first electric bike, and I was worried the controls would be complicated or the extra weight would make stopping difficult. The LCD is easy to read, the assist levels make sense after one ride, and the hydraulic disc brakes need much less hand pressure than the mechanical brakes on my old bike. The S1 is still about 67 lb with the battery, so I would not carry it up stairs every day, but on the road it feels solid rather than awkward.

E
Edward Eccles

Fast agile bike and the best deal you can get for the price.

D
Daniel Thompson
Range anxiety is no longer my biggest worry

I was nervous about buying an e-bike because I did not want to run out of power halfway through a longer ride. The 52V 15.6Ah battery has handled my commute plus errands with plenty left when I use the lower assist levels. The battery is removable, so I can charge it inside instead of running an extension cord to the garage. Real range still depends on speed, hills, and rider weight, but for my normal use I am charging much less often than expected.

S
Sarah Miller
Much more stable on bad pavement

My route has patched asphalt, train tracks, and a few gravel sections, so stability was my main concern. The 20 x 4-inch tires feel planted and take the sharpness out of rough surfaces. It is not a full-suspension trail bike, so I still slow down for deep potholes, but it feels far more controlled than my old narrow-tire commuter. The hydraulic brakes also give me more confidence when traffic stops suddenly.

M
Michael Johnson
The hill near my house is finally manageable

The last mile home has a long hill that made me avoid riding my regular bike. The S1's 1300W peak boost gives me the extra help I needed without the power feeling abrupt. I can keep a comfortable cadence with the Shimano 7-speed setup instead of grinding in one gear. I had a question about the assist settings, and UrbanDrift support answered clearly instead of sending a generic response. That made the first week much easier.

E
Emily Carter
Replaced a lot of short car trips

I bought the S1 because driving two or three miles for work and errands was getting expensive and parking near downtown is a headache. The 750W motor has enough pull to get me moving quickly, and the compact frame is much easier to handle around bike racks than the larger fat-tire bikes I tested. I still pedal most of the time, but I arrive without feeling worn out. Shipping from the U.S. warehouse was quicker than I expected, and the box arrived in good shape.

M
Mark Hudson
Best solution for daily commuting and hills!

I was struggling with daily commuting costs and traffic delays. The S1 completely solved it. The torque is strong enough for hills and the fat tires make city roads feel smooth and stable. Great value for a 52V system.

D
Daniel Scott
Great value for a 52V eBike

I compared a few bikes around this price and chose the S1 because of the 52V battery, 750W motor, and replacement parts support.

S
Steven Lee
A fun ride for the price

The S1 has plenty of power, a comfortable riding position, and a fun compact feel. It has become my go-to bike for short trips.

D
Daniel Morgan
Strong Torque and Great Support Experience

Customer service was responsive and helpful, which made the whole buying experience smooth. The bike itself delivers strong torque and makes hill climbing effortless.

R
Robert King
Arrived well packed

The bike arrived in good condition and setup was straightforward. After checking the brakes and tires, I was riding the same afternoon.

A
Anthony Parker
Battery life has been solid

For my daily rides, the battery has been better than expected. The display is easy to read and charging is simple.

E
Emily Wilson
Great product and excellent customer support

What I like most is not just the bike, but the brand support. Fast replies, clear instructions, and helpful service. The bike itself is stable, powerful, and perfect for daily commuting. Definitely recommend it.