Details
Meet the FLUX — Your Everyday Ride, Supercharged.The Pure Cycles FLUX is built to make every ride easier, faster, and more fun. With powerful rear hub motor, responsive pedal assist, and a long-range battery, it’s ready for everything from daily commutes to weekend adventures. Clean lines, comfortable geometry, and a smart onboard display keep you connected and in control, while integrated lights and thoughtful details make it ride-ready right out of the box. Just hop on and go — FLUX does the rest.
- Comfort-focused alloy frame & ergonomic touchpoints: Built for all-day riding comfort, the FLUX features a lightweight yet durable aluminum frame with relaxed geometry for an upright, easygoing ride. Available in both step-over and step-thru designs to suit a wide range of rider heights and preferences, it’s paired with ergonomic grips, a cushioned saddle, and a user-friendly handlebar position.
- Powerful 350W Bafang rear hub motor delivers up to 55 N·m of torque for confident acceleration and smooth hill climbing.
- Powered by a 48V / 15Ah lithium-ion battery, the FLUX delivers up to 60 miles of range on a single charge. The battery is sleekly integrated into the frame and can be fully charged either on or off the bike in under 8 hours.
- Colorful display with Bluetooth & USB-C accessories charging port keeps you informed with real-time data and charge your devices on the go.
- Select from a range of power assist levels from Eco to Boost to match your ride. Or simply use the throttle for effortless cruising without pedaling.
- Smart Pedal Assist with Torque & Cadence Sensor naturally adjusts to how fast and how hard you pedal.
- Ride safely in low light with built-in front and rear lights controlled from the handlebar display. The rear light features a deceleration sensor which glows brighter when slowing and stopping.
- Whether climbing hills or navigating city streets, the Shimano 7-speed drivetrain with easy-to-use Revo shifter delivers quick, intuitive gear changes with a simple twist, and a wide gearing range for reliable performance on any terrain.
- Add the available accessory rear rack with MIK HD compatible mounting to carry your favorite MIK accessories like a Children’s seat, or quickly swap out to your favorite bags to bring home the groceries from the local market run.


| Frame Size | 16" Step-Thru | 18" Step-Over | 20.5" Step-Over | |
|---|---|---|---|---|
| Seat Tube, Center To Top | A | 40.8cm | 45.7cm | 52cm |
| Top Tube, Effective | B | 61.5cm | 61.5cm | 62.5cm |
| Head Tube | C | 20.0cm | 16.5cm | 20.0cm |
| Seat Tube Angle | D | 74° | 74° | 74° |
| Head Tube Angle | E | 71° | 71° | 71° |
| Chainstay | F | 47.5cm | 47.5cm | 47.5cm |
| Wheelbase | G | 115.8cm | 115.6cm | 116.7cm |
| Bottom Bracket Drop | H | 6.6cm | 6.6cm | 6.6cm |
| Bottom Bracket To Ground | H1 | 29.3cm | 29.3cm | 29.3cm |
| Fork Offset | I | 5.5cm | 5.5cm | 5.5cm |
| Axle To Crown | K | 42cm | 42cm | 42cm |
| Stack | L | 63.7cm | 60.4cm | 62.8cm |
| Reach | M | 43.2cm | 44.2cm | 44.2cm |
| Step-Thru / Standover | N | 56cm | 69cm | 74cm |
| Minimum Step Through | O | 56cm | 69cm | 74cm |
| Minimum Saddle To Pedal | 26.25" | 31.5" | 31.5" | |
| Maximum Saddle To Pedal | 34.25" | 36" | 38.25" | |
| Suggested Rider Height | 5'0" - 5'7" (152-170cm) |
5.5" - 6'0" (165 - 183cm) |
5.9" - 6'4" (175 - 193cm) |
|
| Wheel Size | 27.5" | 27.5" | 27.5" | |
| Crank Length | 170mm | 170mm | 170mm | |
| Stem Length | 60mm | 60mm | 60mm | |
| Handlebar Width | 680mm | 680mm | 680mm |
This electric bicycle may exceed certain speed or power limits defined for e-bikes depending on local or state regulations. It is the rider’s responsibility to ensure compliance with all applicable laws and use restrictions before operating this bicycle.
Part Numbers
| Option | UPC | MPN |
|---|---|---|
| Putty / Small / 27.5-inch | 888571118474 | 671371 |
| Putty / Medium / 27.5-inch | 888571118481 | 671372 |
| Putty / Large / 27.5-inch | 888571118498 | 671373 |
