Quiver

2020 Trek Procaliber vs 2019 Trek X-Caliber

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

What changes on the Trek X-Caliber

Compared with the Trek Procaliber in M, the Trek X-Caliber in L places the top of the head tube 14 mm higher and 37 mm further forward, relative to the bottom bracket. Its wheelbase is 49 mm longer, which can contribute to stability at speed.

Frame stack
+14 mm
Higher front end
Frame reach
+37 mm
Longer frame reach
Wheelbase
+49 mm
Longer: steadier at speed
Head angle
−0.2°
About the same head angle
Chainstays
+3 mm
Longer: more planted

The two frames

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

Geometry side by side

MeasurementTrek Procaliber MTrek X-Caliber LDifference
Reach412449+37 mm
Stack595609+14 mm
Head tube angle69.5°69.3°−0.2°
Effective top tube599634+35 mm
Chainstay length435438+3 mm
Wheelbase10981147+49 mm
BB drop5858±0 mm
BB height311316+5 mm
Standover750753+3 mm
Seat tube length419470+51 mm
Head tube lengthnot listed100

Differences are the Trek X-Caliber minus the Trek Procaliber. Full charts: 2020 Trek Procaliber, 2019 Trek X-Caliber.

Where each sits in its class

Trek ProcaliberTrek 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 Procaliber6Trek X-Caliber7
FrameTrek Alpha PlatinumTrek Alpha Gold
ForkRockShox Judy Goldnot listed
ShifterSRAM SX EagleShimano Acera M3000
DerailleurSRAM NX EagleShimano Deore M4020, Shimano Acera M3000
CassetteSRAM SX EagleShimano HG200
ChainSRAM SX EagleKMC X9
CranksetSRAM SX EagleShimano Acera MT210
Bottom bracketSRAM DUBnot listed
PedalsVP 536VP 536
TireBontrager XR2 Team IssueBontrager XR2
RimBontrager KoveeBontrager Connection
HeadsetFSA IS2not listed
SeatpostBontrager Approvednot listed
SaddleBontrager ArvadaBontrager Arvada
Hubnot listedFormula DC20, Formula DC2241
Brakenot listedShimano MT200

Know what is on every bike.

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

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet