Flash E-Bikes

BLACKFRIDAY!!!!!   Get an 8% discount by using “589SALES” at checkout.

13% OFF In stock

Rad Power – RadRunner 3 Plus Electric Utility Bike



Refined style. Remarkable rides.


The latest addition to the RadRunner family is expertly engineered to help you get the most out of your ride, whether you’re exploring new places, meeting up with friends, or powering through your to-do list. Featuring a redesigned low-step frame, hydraulic brakes, and our most up-to-date tech, you’ll enjoy a riding experience unmatched by any other electric utility bike.


“A utility electric bike with deep step-thru frame and fat tires that make it approachable, stable, and very capable.”

Category: Tags: ,



Title Text
Rider Heights 4’11”-6’2″ (150-188 cm)
Frame Size 18″ (44.5 cm)
Handlebar Height 42.5″ – 45.3″ (108 – 110.5 cm)
Handlebar Reach 13.8″ (35 cm)
Seat Height 28″ – 37″ (71 – 94 cm) (Measured from bottom of the pedal stroke)
Standover Height 17″ (43.5 cm)
Total Length 72.5″ (184 cm)
Wheelbase 46.8″ (1188.5 mm)
Dropout Width Front: xxx mm
Rear: 175 mm
Bottom Bracket Shell Width 100 mm shell, 159 mm spindle
Seat Tube Length 17.5″ (44.5 cm)
Top Tube Length 22.5″ (57.5 cm)
Chainstay 21.5″ (547 mm)
Handlebar Width 27.9″ (710 mm)
Crank Length 170 mm
Seatpost Diameter 27.2 mm
Max Tire Width 4″
Bike Weight 75.5 lb (with battery)
Battery: 7.6 lb
Payload Capacity 350 lb


  • Battery

    672 Wh
  • Charger

    48V, 2 Amp Rad Power Bikes smart charger, operates on 100V-240V AC power outlets
  • Controller

    Custom Rad Power Bike controller; 48V, 750W
  • Display

    Charge indicator, speedometer, odometer, trip odometer, pedal assist level, motor watts, headlight/taillight indicator, trip time, clock
  • Hub Motor

    750W brushless Rad Power Bikes geared hub motor, 5:1 planetary gear reduction. Stated wattage is the manufacturer’s rated power capacity. Actual power-to-ground wattage is under 750W to ensure ebike regulatory compliance and may vary depending on riding conditions.
  • Lights

    Auto-on feature Front: Standard Rad Power Bikes LED headlight Rear: Integrated taillight with brake light
  • Pedal Assist

    Intelligent 5 level pedal assist with 12 magnet cadence sensor
  • Range

    Estimated 25-45+ miles per charge (40-72+ km)
  • Throttle

    Half twist throttle
  • Wiring

    Water resistant connectors and wiring harness
  • USB Ports

    Optional, sold separately


  • Bell

  • Brake Calipers

    Tektro Hydraulic HD-E350
  • Brake Levers

    Tektro aluminum hydraulic three finger levers with motor cutoff switch
  • Brake Pad Material

  • Brake Rotors

    Tektro 180 mm front and rear
  • Chain

    KMC Z7, 132 links
  • Crank Set

    48T chainring; ProWheel Ounce Forged Alloy 170 mm crank length; square taper J.I.S.; dual-sided aluminum chainring guard
  • Derailleur

    Shimano Altus MD310 7sp
  • Fenders

    Full-coverage front and rear, hardware included
  • Fork

    RST Spring Fork, 60 mm travel with preload adjustment and lock-out
  • Frame

  • Freewheel

    DNP 7-speed freewheel, 11-34T
  • Gearing

  • Grips

    Ergonomic comfort grips made of imitation leather
  • Handlebar

    Aluminum alloy, 710 mm wide, with 8.7″ rise, 22 degree handlebar sweep, 31.8 clamp diameter, 22 mm crossbar diameter
  • Headset

    Semi-integrated, 1-1/8″ straight steerer tube
  • Kickstand

    Side-mounted, adjustable lean angle
  • Pedals

    CrMo axle, forged aluminum platform with reflectors, standard 9/16″ x 20 TPI threading
  • Racks

    Rear: Integrated, 120 lb (54 kg) carrying capacity
  • Rims

    Double-Wall aluminum, 36 hole Rim width: 57 mm
  • Saddle

    Cushioned saddle with adjustable height backrest
  • Seatpost

    390 mm x 27.2 mm
  • Seatpost Clamp

    31.8 mm
  • Shifter

    Shimano SL-TX50-7R, thumb shifter, 7 speed
  • Spokes

    12-gauge, stainless steel, black
  • Stem

    50 mm + 30º (35 mm rise)
  • Tires

    Kenda K905 with K-Shield puncture protection and reflective stripe


There are no reviews yet.

Be the first to review “Rad Power – RadRunner 3 Plus Electric Utility Bike”

Your email address will not be published. Required fields are marked *

Select the fields to be shown. Others will be hidden. Drag and drop to rearrange the order.
  • Image
  • SKU
  • Rating
  • Price
  • Stock
  • Availability
  • Add to cart
  • Description
  • Content
  • Weight
  • Dimensions
  • Additional information
Click outside to hide the comparison bar
Shopping cart close