2018 Trek Superfly 20

2018 Trek Superfly 20
MSRPUS$ 400
Wheel Size20″
FrameAluminum
SuspensionRigid
Gearing1 × 6
Drivetrain
Shimano Tourney
Brand
Trek

Trek’s 2018 Superfly 20 is a modest component level aluminum frame crosscountry bike.

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
Brakes
Wheels
Rims20˝ 32-hole alloy
Front HubFormula FM21 alloy
Rear HubFormula FM31 alloy
TiresBontrager XR1, 20x1.85˝
Gearing
1 × 66 speed
2018 Trek Superfly 20
14 mph
Category Average Virtual Bike
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

Roll over table below to highlight frame dimensions.

Size
facetWheelSize10
BB Drop 15
Chainstay Length 😞
Seat Tube Angle72.0
Seat Tube Length 255
Stack 427
Reach 306
Head Tube Angle70.0
Head Tube Length 135
Wheelbase 864
Standover Height 518
Top Tube Length 445
🐐 Measurements listed in millimeters and degrees
Replacement Parts
MSRPUS$ 400
Wheel Size20″
FrameAluminum
SuspensionRigid
Gearing1 × 6
Drivetrain
Shimano Tourney
Brand
Trek
Gearing
1 × 66 speed
2018 Trek Superfly 20
14 mph
Category Average Virtual Bike
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.

Replacement Parts
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