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Frog Bikes City 53

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US$454.30 cheaper than the new price!!

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Used  US$194.70
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Product details

Management number 235961782 Release Date 2026/07/09 List Price US$194.70 Model Number 235961782
Category

Why buy a Frog City 53? 

  • Lightweight 20-inch geared urban bike with step-through frame
  • Small, easy-to-reach brake levers for better control around town
  • Comfortable and efficient pedalling with patented Frog cranks
  • Youth-specific 8-speed gear shifters featuring FrogFit Technology®
  • Floating chain glider for added safety and ease of maintenance
  • Free 10-year extended warranty on frames and forks
  • Reflectors, mudguard, pannier rack and kickstand included
  • Suitable for 5 to 7 years with a recommended inside leg of 49cm-65cm
Product Safety Certification ISO 4210 and CPSC 1512 (CFR 1512)
Approx Age 5-7
Wheel Size 20"
Bike Weight 8.45kg (with pedals) / 9.71kg (with pedals & accessories)
Frame 6061 T6 heat treated Aluminum alloy, seat tube 11" (280mm)
Fork 6061 T6 heat treated Aluminum alloy, seat tube 11" (280mm)
Front Hub Quando, Aluminum, sealed hub, QR, 20 hole
Rear Hub Quando, Aluminum, sealed hub, QR, 20 hole, Shimano type 8/9spd free hub body
Cassette/Free wheel 8-speed, 11-32t
Rear Derailleur Shimano Altus, M310 OR Microshift, Mezzo, RD-M36S, short cage, 8-speed
Rim Aluminum, 20", double wall, machined braking surface
Seat Clamp Aluminum, QR
Headset Neco, 1"1/8 semi-integrated threadless, Frog Bikes top cap
Stem Aluminum, 1"1/8, 38mm, 4 bolt clamp
Gear Shifter FrogFitTechnology®, youth-specific 8-speed with short lever travel and ultraslick gear cable
Brakes (F&R) Tektro 836AL, Aluminum, linear pull
Tyres Kenda K154, 20"x1.5", City, (ETRTO/ISO 38-406)
Mudguards Full length, resin, black
Accessories box Bell, bike reflectors white/red, wheel reflectors orange/white, paint plasters, frame protector patches
Crank set / Chainring Frog Bikes Patented,114mm, Aluminum straight arm cranks, 32T chainring, black
Bottom Bracket Thun Shorty-ML-SL; square taper, 68/113.5
Pedals Frog Bikes, eco-friendly rice husk & plastic composite, with reflectors, 9/16"
Chain KMC, 8-speed
Handlebar Alloy, 540mm width, 60mm rise, 25º sweep
Brake Levers Tektro JL510, Aluminum, easy reach
Saddle Frog Bikes child-specific saddle (small), steel rails


A Wheelbase (mm) 870
B Seatube Angle (Degrees) 74
C Head tube angle (degrees) 71
D Effective top tube (mm) 444.5
E Head tube length (mm) 170
F Chain stay length (mm) 370
G Seat tube Length 280
H BB to Floor (mm) 216




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