Quiver

2025 Salsa Beargrease C vs 2027 Trek Farley

The L is the Trek Farley size closest to your L Salsa Beargrease C. 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 C in L, the Trek Farley in L places the top of the head tube 3 mm lower and 15 mm further forward, relative to the bottom bracket. Its wheelbase is 15 mm longer, which can contribute to stability at speed.

Frame stack
−3 mm
Lower front end
Frame reach
+15 mm
Longer frame reach
Wheelbase
+15 mm
Longer: steadier at speed
Head angle
−0.1°
About the same head angle
Chainstays
+10 mm
Longer: more planted

The two frames

2025 Salsa Beargrease C (L) and 2027 Trek Farley (L), lined up at the bottom bracketBoth frames drawn to scale. The Salsa Beargrease C is drawn in full with its measurements, and the Trek Farley is the colored outline on top.J 1151

Salsa Beargrease C, LTrek Farley, LDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSalsa Beargrease C LTrek Farley LDifference
Reach444.7460+15 mm
Stack616.0613−3 mm
Head tube angle68.5668.5°−0.1°
Seat tube angle73.074.0°+1.0°
Effective top tube633.0633±0 mm
Chainstay length440.0450+10 mm
Wheelbase1151.01166+15 mm
BB drop65.065±0 mm
Standover774.8760−15 mm
Seat tube length483.0450−33 mm
Fork length483.0not listed
Head tube length128.0115−13 mm
BB heightnot listed320

Differences are the Trek Farley minus the Salsa Beargrease C. Full charts: 2025 Salsa Beargrease C, 2027 Trek Farley.

Where each sits in its class

Salsa Beargrease CTrek 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.

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