Quiver

2021 Salsa Beargrease Carbon vs 2020 Trek Farley

The L is the Trek Farley size closest to your M Salsa Beargrease Carbon. 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 Farley

Compared with the Salsa Beargrease Carbon in M, the Trek Farley in L places the top of the head tube 18 mm higher and 4 mm further forward, relative to the bottom bracket. Its wheelbase is 21 mm longer, which can contribute to stability at speed.

Frame stack
+18 mm
Higher front end
Frame reach
+4 mm
Longer frame reach
Wheelbase
+21 mm
Longer: steadier at speed
Head angle
−0.6°
Slacker: calmer steering
Chainstays
±0 mm
About the same

The two frames

2021 Salsa Beargrease Carbon (M) and 2020 Trek Farley (L), lined up at the bottom bracketBoth frames drawn to scale. The Salsa Beargrease Carbon is drawn in full with its measurements, and the Trek Farley is the colored outline on top.J 1129

Salsa Beargrease Carbon, MTrek Farley, LDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSalsa Beargrease Carbon MTrek Farley LDifference
Reach426.5430+4 mm
Stack606.7625+18 mm
Head tube angle68.5668.0°−0.6°
Seat tube angle7373.0°±0.0°
Effective top tube612630+18 mm
Chainstay length440440±0 mm
Wheelbase1129.21150+21 mm
BB drop6565±0 mm
Standover744.4786+42 mm
Seat tube length444470+26 mm
Fork length483not listed
Head tube length118120+2 mm
BB heightnot listed322

Differences are the Trek Farley minus the Salsa Beargrease Carbon. Full charts: 2021 Salsa Beargrease Carbon, 2020 Trek Farley.

Where each sits in its class

Salsa Beargrease CarbonTrek Farley

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other fat 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.

PartSalsa Beargrease CarbonTrek Farley5
Framenot listedTrek Alpha Platinum
Forknot listedBontrager Haru
Shifternot listedShimano Deore M6000
Derailleurnot listedShimano Deore M6000
Cassettenot listedShimano HG50
Chainnot listedKMC X10
Pedalsnot listedVP 536
Tirenot listedBontrager Gnarwhal
Rimnot listedSun Ringlé Mulefut 80 SL
Headsetnot listedFSA IS2
Saddlenot listedBontrager Arvada

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