2018 Trek Superfly 20

Modest component level aluminum frame general-youth bike

trekbikes.com

2018 Trek Superfly 20
  • MSRP $400
  • Suspension Rigid
  • Frame Aluminum
  • Fork Aluminum
  • Wheels 20″
  • Drivetrain 1 × 6
  • Groupset 
    Shimano Tourney
  • Brakes Rim

Gearing

1 × 6 — 6 speed

2018 Trek Superfly 20
14 mph
Similar Bikes
18 mph

The 2018 Superfly 20 is easier to ride up hills than similar bikes.

The 2018 Superfly 20 won‘t keep up with similar bikes while riding downhill or sprinting.

Geometry
Build
Frame20˝ Dialed frame size, Alpha Gold Aluminum
ForkDialed 20˝, alloy
Bottom BracketSealed cartridge
HeadsetVP 1-1/8˝, semi-Integrated
StemBontrager Elite, 31.8mm, 7 degree, w/computer & light mounts
HandlebarBontrager alloy, 31.8mm, 15mm rise
SaddleDialed 20˝ size, padded
SeatpostBontrager, 2-bolt head, 27.2mm, 8mm offset
PedalsDialed 9/16˝, platform
GripsDialed, Kraton
Components
Rear DerailleurShimano Tourney TY300
ShiftersShimano Tourney RS35, 6 speed twist
CrankAlloy, 32T
CassetteSunRun freewheel, 14-28, 6 speed
ChainKMC Z50
BrakesAlloy linear-pull, Dialed alloy levers
Wheels
Rims20˝ 32-hole alloy
Front HubFormula FM21 alloy
Rear HubFormula FM31 alloy
TiresBontrager XR1, 20x1.85˝

Similar Bikes
2018 Trek Superfly 20