2021 Böttcher Fahrräder Evolution 27.5

Design
Flat Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Average stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category
Somewhat upright stack and reachvs category
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs category

Geometry

48
53
58
63
Stack
604mm
623mm
641mm
670mm
Reach
386mm
395mm
403mm
394mm
Stack to Reach Ratio
1.56:1
1.58:1
1.59:1
1.7:1
Seat Tube Length, C-T
480mm
530mm
580mm
630mm
Top Tube Length, Effective/Horizontal HT Top
540mm
557mm
579mm
579mm
Top Tube Slope
15.4deg
11.9deg
8.6deg
6.8deg
Head Tube Angle
71deg
71deg
71deg
71deg
Seat Tube Angle
74deg
73.5deg
73deg
72.5deg
Head Tube Length
140mm
160mm
180mm
210mm
Bottom Bracket Drop
65mm
65mm
65mm
65mm
Bottom Bracket Height
288mm
288mm
288mm
288mm
Chainstay Length
450mm
450mm
450mm
450mm
Chainstay Length Horizontal
445.3mm
445.3mm
445.3mm
445.3mm
Front-Center
626.1mm
640mm
656mm
669.9mm
Front-Center Horizontal
622.7mm
636.7mm
652.7mm
666.7mm
Wheelbase
1068mm
1082mm
1098mm
1112mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
Trail
68.7mm
high
68.7mm
high
68.7mm
high
68.7mm
high
Mechanical Trail
64.9mm
64.9mm
64.9mm
64.9mm
Wheel Flop
21.1mm
21.1mm
21.1mm
21.1mm
Tire to Pedal Spindle
103.1mm
170 mm cranks
117.1mm
170 mm cranks
133mm
170 mm cranks
146.9mm
170 mm cranks
Pedal Spindle to Ground Clearance
118mm
170 mm cranks
118mm
170 mm cranks
118mm
170 mm cranks
118mm
170 mm cranks

27.5 Build

48
53
58
63
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
2.4in
2.4in
2.4in
2.4in
Tire Width Max
2.4in
2.4in
2.4in
2.4in
Tire Outer Diameter
705.9mm
705.9mm
705.9mm
705.9mm
Bike Length with Tires
1773.9mm
1787.9mm
1803.9mm
1817.9mm

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
Off-road Touring
Source:https://www.boettcher-fahrraeder.de/fahrrad/142/Evolution+Rohloff+B%C3%B6ttcher