Quiver

2020 Trek Slash vs 2020 Specialized Stumpjumper ST Alloy 27.5

The Specialized Stumpjumper ST Alloy 27.5 size closest to your ML is the L. Compare the L instead

What changes on the Specialized Stumpjumper ST Alloy 27.5

Compared with the Trek Slash in ML, the Specialized Stumpjumper ST Alloy 27.5 in S places the top of the head tube 21 mm lower and 31 mm further back, relative to the bottom bracket. Its wheelbase is 46 mm shorter, which can contribute to quicker direction changes.

Frame stack
−21 mm
Lower front end
Frame reach
−31 mm
Shorter frame reach
Wheelbase
−46 mm
Shorter: quicker to change direction
Head angle
−0.1°
About the same head angle
Chainstays
−1 mm
About the same

The two frames

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

Geometry side by side

MeasurementTrek Slash MLSpecialized Stumpjumper ST Alloy 27.5 SDifference
Reach446415mm−31 mm
Stack613592mm−21 mm
Head tube angle65.6°65.5°−0.1°
Effective top tube611not listed
Chainstay length433432mm−1 mm
Wheelbase12031157mm−46 mm
BB drop2121mm±0 mm
BB height352336mm−16 mm
Standover765752mm−13 mm
Seat tube length445380mm−65 mm
Head tube length105105mm±0 mm
Seat tube anglenot listed75.3°
Fork lengthnot listed542mm

Differences are the Specialized Stumpjumper ST Alloy 27.5 minus the Trek Slash. Full charts: 2020 Trek Slash, 2020 Specialized Stumpjumper ST Alloy 27.5.

Where each sits in its class

Trek SlashSpecialized Stumpjumper ST Alloy 27.5

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail 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 Slash8Specialized Stumpjumper ST Alloy 27.5
FrameTrek Alpha Platinumnot listed
ForkRockShox Yari RCnot listed
Rear shockRockShox Deluxe RT3 RE:aktivnot listed
ShifterSRAM GX Eaglenot listed
DerailleurSRAM GX Eaglenot listed
CassetteSRAM GX Eaglenot listed
ChainSRAM GX Eaglenot listed
CranksetTruVativ Descendantnot listed
Bottom bracketSRAM DUBnot listed
WheelsetBontrager Line Comp 30not listed
TireBontrager XR5not listed
BrakeSRAM Guide Rnot listed
RotorSRAM Guide Rnot listed
HandlebarBontrager Linenot listed
StemBontrager Linenot listed
HeadsetTrek Knock Blocknot listed
SeatpostBontrager Linenot listed
SaddleBontrager Arvadanot listed

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

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