Quiver

2015 Specialized Epic WC S-Build vs 2013 Trek Superfly Elite SL

The Trek Superfly Elite SL size closest to your M is the M. Compare the M instead

What changes on the Trek Superfly Elite SL

Compared with the Specialized Epic WC S-Build in M, the Trek Superfly Elite SL in L places the top of the head tube 15 mm higher and 13 mm further forward, relative to the bottom bracket. Its wheelbase is 46 mm longer, which can contribute to stability at speed.

Frame stack
+15 mm
Higher front end
Frame reach
+13 mm
Longer frame reach
Wheelbase
+46 mm
Longer: steadier at speed
Head angle
−1.0°
Slacker: calmer steering
Chainstays
+13 mm
Longer: more planted

The two frames

2015 Specialized Epic WC S-Build (M) and 2013 Trek Superfly Elite SL (L), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Epic WC S-Build is drawn in full with its measurements, and the Trek Superfly Elite SL is the colored outline on top.J 1103

Specialized Epic WC S-Build, MTrek Superfly Elite SL, LDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Epic WC S-Build MTrek Superfly Elite SL LDifference
Reach423mm436+13 mm
Stack597mm612+15 mm
Head tube angle71°70°−1.0°
Seat tube angle69.75°70°+0.3°
Effective top tube592mm606+14 mm
Chainstay length439mm452+13 mm
Wheelbase1103mm1149+46 mm
BB drop40mm39−1 mm
BB height332mm330−2 mm
Standover774mm763−11 mm
Seat tube length434mm483+49 mm
Head tube length105mm125+20 mm

Differences are the Trek Superfly Elite SL minus the Specialized Epic WC S-Build. Full charts: 2015 Specialized Epic WC S-Build, 2013 Trek Superfly Elite SL.

Where each sits in its class

Specialized Epic WC S-BuildTrek Superfly Elite SL

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other XC 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.

PartSpecialized Epic WC S-BuildS-Works WC S-BuildTrek Superfly Elite SL100 Elite SL
ForkRockShox SID WorldFox Performance
Rear shockFox Mini-Brainnot listed
Framenot listedTrek OCLV
Shifternot listedShimano Deore XT
Derailleurnot listedShimano Deore XT, Shimano Deore XT Shadow Plus
Cassettenot listedShimano XT
Cranksetnot listedShimano Deore XT
Bottom bracketnot listedTrek BB95
Wheelsetnot listedTrek Bontrger
Tirenot listedBontrager Team Issue
Brakenot listedShimano Deore XT
Headsetnot listedCane Creek IS-3
Seatpostnot listedBontrager Rhythm Elite
Saddlenot listedBontrager Evoke 3

Know what is on every bike.

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