Discover2.0 Technical Specifications

Parameter

  • Max Range: 60Miles
  • Max Speed: 20 MPH (default), adjustable 5–28 MPH; Throttle only max speed: 20 MPH
  • Weight: 77 lbs
  • Rider Height: 5'6" ~ 6'5"/ 168 cm ~ 195 cm; Optimal Comfort Range（5'9"–6'1"）
  • Max Payload Capacity: 400 lbs
  • Classes: Class 3 / Adjustable to Class 2

Frameset

  • Frame: All aluminum, removable integrated battery, tapered head tube, guided internal routing, 30.4mm seat tube, 12mm thru axle
  • Fork: KINGBULL OS-D26, coil spring, lockable, preload adjustable, 60mm travel

Wheels

  • Rim: Front: JP73, aluminum alloy, 26"*13G*36H, H:18MM, Φ573MM
    Rear:  JP73, aluminum alloy, 26"*12G*36H, H:18MM, Φ573MM
  • Hub Front: MY612FB-B1, aluminum alloy, 3/8"*13G*36H*135*185MM, PCD:58MM
  • Spoke: 45#, 13G, 257MM, 14mm copper spoke cap
                45#, 12G, 221MM, 12mm copper spoke cap
                45#, 12G, 219MM, 14mm copper spoke cap
  • Tires: CST C-1752, 26"*4.0", puncture-proof
  • Inner Tubes: CST 26"*4.0", Schrader

Brakes

  • Front Brake: ZOOM HB-875-E, power-off brake lever, 2 pistons, 180mm disc, 960mm oil pipe
  • Rear Brake: ZOOM HB-875-E, power-off brake lever, 2 pistons, 180mm disc, 1800mm oil pipe

Drivetrain

  • Shifter: SHIMANO SL-M315-7R, right side, 2400mm cable length, 7 speed
  • Rear Derailleur: SHIMANO RD-M310, 7-speed
  • Cassette: SHIMANO MF-TZ500, 14-28T, 7 speed
  • Chain: KMC Z7RB, 124L, 7 speed
  • Crankset: HDL-L145, 1/2"*3/32"*48T*170MM
  • Chainrings: 48T

E-system

  • Motor: Bafang (GD) 750W brushless hub motor
  • Battery: SAMSUNG 48V/720Wh Lithium Battery
  • Controller: 48V/25A
  • Display: KB35H custom color display
  • Charger: US standard 3.0A smart charger, UL-certified
  • Wiring Harness: Custom Kingbull wiring harness
  • Sensors: TROG-1B torque sensor丨Brake sensor
  • Throttle: FT158X, twist throttle, 3 Pins, 5V
  • Light: 48V LED headlights, horn ; 48V tail light, brake highlight

Components

  • Saddle: JT5734, Eco leather, aluminum alloy rails
  • Seatpost: SP-601, aluminum alloy, 30.4*300mm, with scale lines
  • Handlebar: HB703, aluminum alloy, 22.2*31.8*2.4T*700MM
  • Stem: AS507, aluminum alloy, Φ28.6*Φ31.8* EXT:60MM, 7°
  • Grips: HT420 rubber, length 120mm
  • Pedals: WP-625, aluminum Alloy