2024 Tannenwald Bikes Vogelfrei C4

Design
Drop Bar, Rigid, non-suspension corrected
Somewhat upright stack and reachvs category

Geometry

Large
Stack
576mm
Reach
399mm
Stack to Reach Ratio
1.44:1
Seat Tube Length, C-T
540mm
Top Tube Length, Actual C-C
575mm
Top Tube Slope
6deg
Head Tube Angle
71.5deg
Seat Tube Angle
73.5deg
Head Tube Length
160mm
Bottom Bracket Drop
-65mm
Bottom Bracket Height
418mm
Chainstay Length
435mm
Chainstay Length Horizontal
430.1mm
Fork Length (Axle-To-Crown)
395mm
Trail
Mechanical Trail
Wheel Flop
Pedal Spindle to Ground Clearance
243mm
175 mm cranks

C4 Build

Large
Wheel Size
700C/29 in
622 mm BSD
Tire Width
42mm
Tire Width Max
45mm
Tire Outer Diameter
706mm
Crank Length
175mm
Handlebar Width
500mm
Stem Length
100mm
Stem Angle
6deg

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Progressive Gravel
Source:"Bildschirmfoto 2025-09-11 um 16.37.28.png" provided by Tannenwald Bikes by email