Quiver

2019 Specialized Crux vs 2021 Trek Boone Disc

The 54 is the Trek Boone Disc size closest to your 54 Specialized Crux. 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 Trek Boone Disc

Compared with the Specialized Crux in 54, the Trek Boone Disc in 54 places the top of the head tube 4 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 10 mm shorter, which can contribute to quicker direction changes.

Frame stack
−4 mm
Lower front end
Frame reach
+1 mm
About the same reach
Wheelbase
−10 mm
Shorter: quicker to change direction
Head angle
+0.5°
Steeper: sharper steering
Chainstays
±0 mm
About the same

The two frames

2019 Specialized Crux (54)The Specialized Crux frame drawn to scale.J 1020

Only the Specialized Crux is drawn. The Trek Boone Disc numbers we have for size 54 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Crux 54Trek Boone Disc 54Difference
Reach382mm383+1 mm
Stack566mm562−4 mm
Head tube angle71.5°72.0°+0.5°
Seat tube angle73.5°not listed
Effective top tube550mm544−6 mm
Chainstay length425mm425±0 mm
Wheelbase1020mm1010−10 mm
BB drop69mm68−1 mm
BB height283.5mmnot listed
Standover808.5mm779−30 mm
Seat tube length530mm513−17 mm
Fork length400mmnot listed
Head tube length140mm138−2 mm

Differences are the Trek Boone Disc minus the Specialized Crux. Full charts: 2019 Specialized Crux, 2021 Trek Boone Disc.

Where each sits in its class

Specialized CruxTrek Boone Disc

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other gravel 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 CruxS-WorksTrek Boone Disc6 Disc
ShifterShimano Dura-Ace R9170 Di2 shiftShimano GRX RX810
DerailleurShimano XTR M9050 Di2Shimano GRX RX810
CassetteShimano UltegraShimano Ultegra HG800-11
ChainShimano Dura-AceShimano Ultegra HG701
CranksetSpecialized S-Works PowerShimano GRX RX810
ChainringPraxis Wave Technot listed
WheelsetRoval CLX 50Bontrager Paradigm Comp 25
TireSpecialized Tracer ProBontrager CX3 Team Issue
BrakeShimano Dura-AceShimano GRX
SaddleSpecialized S-Works PhenomBontrager P3 Verse
Framenot listedTrek OCLV
Forknot listedTrek IsoSpeed Cross
Bottom bracketnot listedTrek BB90
Handlebarnot listedBontrager Elite IsoZone VR-CF
Seatpostnot listedBontrager Seatmast Cap

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