Quiver

2019 Trek 520 vs 2021 Khs TR 101

The S/52 is the Khs TR 101 size closest to your 54 Trek 520. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Khs TR 101

Compared with the Trek 520 in 54, the Khs TR 101 in S/52 places the top of the head tube 7 mm lower and 12 mm further back, relative to the bottom bracket.

Frame stack
−7 mm
Lower front end
Frame reach
−12 mm
Shorter frame reach
Wheelbase
n/a
One of the bikes has no number for this
Head angle
±0.0°
About the same head angle
Chainstays
±0 mm
About the same

The two frames

We can't draw these frames yet. The Trek 520 numbers we have for size 54 are missing the seat angle. The numbers below still compare.

Geometry side by side

MeasurementTrek 520 54Khs TR 101 S/52Difference
Reach378366−12 mm
Stack565558−7 mm
Head tube angle71.0°71±0.0°
Effective top tube543537−6 mm
Chainstay length450450±0 mm
Wheelbase1048not listed
BB drop70not listed
BB height278273−5 mm
Standover768754−14 mm
Seat tube length512470−42 mm
Head tube length140115−25 mm
Seat tube anglenot listed73

Differences are the Khs TR 101 minus the Trek 520. Full charts: 2019 Trek 520, 2021 Khs TR 101.

Where each sits in its class

Trek 520Khs TR 101

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartTrek 520520Khs TR 101TR 101
ShifterShimano Sora R3000Shimano Sora STI
DerailleurShimano Sora R3030, Shimano Deore M4000Shimano Acera M3100
CassetteShimano HG200not listed
ChainKMC X9KMC X9
CranksetShimano Alivio T4060Shimano Sora R3030
TireBontrager H2 Hard-Case UltimateKenda Kwick Journey 700 x 40c
HubShimano M475Shimano Alivio Cassette
RimBontrager AffinityWeinmann Aluminum XC-180 Disc
BrakeTRP Spyre C 2.0Bengal MB700T Cable Disc
HandlebarBontrager Comp VR-CFSA Vero Compact
SaddleBontrager EvokeWTB Rocket V Sport
Bottom bracketnot listedShimano Outboard Bearing
Headsetnot listedFSA Threadless 1-1/8”

Know what is on every bike.

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