EXPLORE MORE ABOUT ROMEO PRO II

Technical Specifications

*To ensure uninterrupted suppluying and shipping, some parts may differ from those listed.
Rest assured, our engineers rigorously test each component to guarantee quality and compatibility.

General Information

  • Top Speed
  • 41 - 44 mph for both pedal-assist and throttle
  • Range per Charge
  • 104 - 112 miles with PAS, or 70 - 76 miles w/o PAS
  • Max Load
  • ≤ 330 lbs to ensure the performance and safety
  • Rider Height
  • 5'7" - 6'4", or inseam ≥ 28.7"
  • Bike Weight
  • 150.9 lbs with the battery (30 lbs) installed
  • Ideal Use
  • IPX6 weather-proof, off-road / mountain / urban riding

Riding with Unmatched Power

  • Battery Capacity
  • 3,120 Watt·hour (52V 60Ah)
  • Cells Type
  • Lithium-ion pouch cells, Grade A
  • Battery Lifespan
  • ≥ 1,200 charge cycles to 80% of capacity
  • Motor Power
  • 2 x 1,500 Watt
  • Motor Torque
  • 2 x 120 Newton·metre (max)
  • Motor Type
  • Dual hub motors, brushless, IPX6
  • PAS Levels
  • 5 Levels with Cadence Sensor
  • Throttle Type
  • 5 Levels twist, slightly delayed response (safe design)
  • Display / Dashboard
  • 4" color LCD, motors switch, Bluetooth, USB charge port
  • Shifting Gears
  • Shimano 7s 14-28T, 44T chainring
  • Battery Charger
  • 58.8V 7A Quick charger, 6-7.5H charge time
  • Additional Modes
  • Cruise Control, 6 km/h Walk

Biking Safely & Confidently

  • Brake System
  • Hydraulic disc brakes with motor cutoff
  • Brake Rotors
  • 203mm (φ) x 2.7mm (t) steel rotors
  • Brake Caliper/Pads
  • 4-Piston calipers with semi-metallic pads
  • Bike Frame
  • High-carbon steel 26" x 18" frame
  • Front Fork
  • Adjustable hydraulic suspension, 100mm travel
  • Shock Absorber
  • Air suspension with damping, 50mm travel
  • Head Light
  • 2,000 Lumens (20W) LED with built-in horn
  • Tail Light
  • LED with integrated brake signal blinker
  • Additinal Reflectors
  • Pedals, spokes, tires
  • Tire Type
  • INNOVA 26" x 4.0" tires with tube (28-33 psi)
  • Saddle
  • Leather with memory foam, pressure-relief design
  • Handlebar
  • Aluminum 720mm x 31.8mm (φ, center), rise

Components & Accessories

  • Bell
  • Electric horn built-in headlight
  • Crankset
  • 170mm Aluminum, 44T chainring w/ dual-sided cover
  • Pedals
  • WELLGO 16/9 aluminum alloy platform
  • Derailleur
  • SHIMANO RD-TY300 7 speed
  • Shifter
  • SHIMANO ASLTX50R7CT 22.2mm x 2400mm
  • Freewheel / Cassette
  • SHIMANO MF-TZ500-7 14-28T
  • Rims
  • 36H aluminum alloy rims
  • Spokes
  • Black stainless steel 13 Gauge
  • Grips
  • 120mm x 22.2mm (φ) rubber, ergonomic, anti-slip
  • Seatpost
  • No Seatpost for motorcycle-style seat
  • Headset
  • Integrated threadless headset
  • Stem
  • 31.8mm (φ, handlebar) * 35° A-head
  • Kickstand
  • Aluminum alloy heavy-duty
  • Racks & Baskset
  • Optional rear rack, basket
  • Fenders
  • Included plastic front and rear fenders