Quiver

2013 Trek Superfly Pro SL vs 2014 Trek X-Caliber

The Trek X-Caliber size closest to your L is the ML. Compare the ML instead

What changes on the Trek X-Caliber

Compared with the Trek Superfly Pro SL in L, the Trek X-Caliber in XXL places the top of the head tube 8 mm higher and 36 mm further forward, relative to the bottom bracket. Its wheelbase is 30 mm longer, which can contribute to stability at speed.

Frame stack
+8 mm
Higher front end
Frame reach
+36 mm
Longer frame reach
Wheelbase
+30 mm
Longer: steadier at speed
Head angle
−0.4°
Slacker: calmer steering
Chainstays
−7 mm
Shorter: livelier

The two frames

2013 Trek Superfly Pro SL (L)The Trek Superfly Pro SL frame drawn to scale.J 1149

Only the Trek Superfly Pro SL is drawn. The Trek X-Caliber numbers we have for size XXL are missing the seat angle.

Geometry side by side

MeasurementTrek Superfly Pro SL LTrek X-Caliber XXLDifference
Reach436472+36 mm
Stack612620+8 mm
Head tube angle70°69.6°−0.4°
Seat tube angle70°not listed
Effective top tube606673+67 mm
Chainstay length452445−7 mm
Wheelbase11491179+30 mm
BB drop3953+14 mm
BB height330316−14 mm
Standover763848+85 mm
Seat tube length483559+76 mm
Head tube length125120−5 mm

Differences are the Trek X-Caliber minus the Trek Superfly Pro SL. Full charts: 2013 Trek Superfly Pro SL, 2014 Trek X-Caliber.

Where each sits in its class

Trek Superfly Pro SLTrek X-Caliber

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.

PartTrek Superfly Pro SL100 Pro SLTrek X-Caliber4
FrameTrek OCLVTrek Alpha Gold
ForkRockShox SID WorldSR Suntour M3030
ShifterSRAM XXShimano Altus EF51
DerailleurSRAM XXShimano Altus, Shimano Altus M280
CassetteSRAM XXShimano HG31
CranksetSRAM XXShimano M131
Bottom bracketTrek BB95not listed
TireBontrager Team IssueBontrager XR1
BrakeAvid XX WorldTrek HL 280
StemBontrager XXX LiteBontrager Approved
HeadsetCane Creek IS-3not listed
SeatpostBontrager XXX LiteBontrager SSR
SaddleBontrager Evoke RXLBontrager Evoke 1
Wheelsetnot listedFormula DC-20

Know what is on every bike.

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