Cosmic Jay
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Performance at a Glance
750W
Bafang Motor
750W, 90 Nm Torque
720Wh
Battery
48V 15Ah LG cells
28 MPH
Top Speed
Class I,II,III available
65 Miles
Range
up to
400 lbs
Max Payload
With 60 lb rear rack carrying capacity
Torque
Dual Sensor
+ Cadence
5-Year Limited WarrantyBattery coverage: 2 years
Free ShippingOn qualifying online bike orders
SGS CertifiedUL 2271 battery + UL 2849 system
14-Day Returns*Online purchases only. See returns policy.
The Cosmic Jay Packs a Moto feel Into a Utility Ebike
Introducing the all new Cosmic Jay, a rugged fat tire electric bike from Euphree, built to carry anything and go anywhere. From asphalt paths to country gravel roads, the Cosmic Jay will power your way across all terrains. The BMX style bars and compact frame deliver an old school, mini bike ride experience that zips you wherever you need to go.
The unique geometry gives you a comfortable upright ride by bringing your pedals slightly forward. The wide 20x4" CST low pressure fat tires provide a stable platform with plenty of give. Cruise on the Cosmic Jay for a fun utility electric bike with a moto feel.
Ride Position
The Cosmic Jay has an upright comfortable ride position with a low step over frame, pedals forward geometry and 150 mm cranks.
Motor & Power
Ride on a powerful 750W Bafang hub motor with 90 Nm of torque, a Shimano drive train on large 203 mm Tektro brake rotors.
Utility
Whether its to the local store to pick up a few things or an all day excursion, the Cosmic Jay can haul it all.
Suspension & Comfort
The rugged 20x4" low pressure tires provide puncture resistance and cushion on any surface. The front fork and seat post suspension will make a country road feel like butter.
Complete Your Ride
Shop All Accessories
Warranty & Support
Technical Specifications
General Information
- Model
- Cosmic Jay
- Range
- Up to 65 miles
- Top Speed
- 28 mph (Class 3)
- Weight
- 77 lbs
- Total Capacity
- 400 lbs
- Sensors
- Torque & Cadence
- Certification
- SGS Certified to meet UL2271 (battery) & UL2849 (system)
Electronics
- Motor
- 750W Bafang Geared Hub
- Battery
- 48V, 15Ah (720Wh) LG Cells
- Controller
- Custom 48V / 25A
- Display
- Left-Side Color LCD
- Headlight
- 200 Lumens Dual Beam LED
- Rear Light
- Brake Signal, 220 Deg Visibility
- Throttle
- Left Thumb Throttle
- USB Port
- Type-C Port
- Charger
- 48V, 2 Amp
Drivetrain
- Derailleur
- Shimano Altus
- Freewheel
- 10-32T, 8 Speed
- Chain
- KMC Z7 Stainless Steel
- Crankset
- 150 mm Aluminum Alloy
- Chainring
- 50T
- Pedals
- Aluminum Alloy w/ rubber grip
- Brakes
- Tektro E350 Hydraulic
- Brake Levers
- Adjustable w/ motor cut off
- Rotors
- 203 mm Front & Rear
Cockpit
- Handlebar
- Aluminum Alloy, BXM Style
- Grips
- Ergonomic Locking Grips
- Stem
- 60 mm
- Bell
- Brass Signal Bell
- Shifter
- Shimano 8 Speed Trigger Shifter
Suspension & Wheelset
- Front Fork
- RST 100 mm travel, Pre load & Lockout
- Seatpost
- SR Suntour NCX Suspension, 50 mm travel
- Saddle
- Velo Plus Comfort - Black
- Tires
- CST 20 x 4"
- Rims
- Aluminum, Double Walled
- Spokes
- 13G Front / 12G Rear
- Front Hub
- Thru-Axle
Accessories
- Fenders
- Matte, Aluminum, Full Coverage
- Kickstand
- Aluminum Alloy, Adjustable Plastic Boot
- Rear Rack
- Aluminum, 60 lb max
- Phone Mount
- SP Connect
Sizing Guide
Frame & Geometry
- Material
- 6061 Aluminum Alloy
- Frame Style
- Step-Through
- Rider Height
- 5'0" – 6'0"
- Seat Tube
- 14"
- Standover Height
- 18”
- Wheelbase
- 47"
- Total Length
- 68"
- Saddle Min/Max Height
- 30 - 37"
- Handlebar Height
- 43"
- Rider Reach
- 18"
- Max Payload
- 400 lbs
- Total Bike Weight
- 77 lbs
Take the Cosmic Jay with you
Download the Cosmic Jay brochure for a complete overview in one place. Inside you will find both colorways, the key features that define the ride, and the full specification sheet, ready to save, print, or share.
Frequently Asked Questions
Who is this bike for?
The City Robin 3 is for riders who want a commuter electric bike they can stay comfortable on. Swept back bars and pedals forward geometry keep you upright, and there is suspension at both the fork and the seatpost. It fits riders 5'2" to 6'0"
What's the range?
The Cosmic Jay goes up to 65 miles on a full charge. Real range depends on terrain, rider weight, assist level, weather and riding conditions.
How much does it weigh?
The Cosmic Jay weighs 77 lbs and has a maximum payload of 400 lbs.
Can I get my Euphree serviced locally?
Yes. Euphree partners with more than 170 bike shops across the USA for test rides, professional assembly and service. Find a dealer near you. Euphree's USA based support team can also help by phone, email or chat. Find a dealer near you.
What warranty is included with a Euphree ebike?
Five years against manufacturing defects on the frame, motor, controller, display, brakes, wheels and more. Two years on the battery. Your ebike must be registered within 90 days of purchase for the warranty to be valid. See full warranty details. See full warranty details.
