Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 2.4 in
650B/27.5 in × 2.8 in

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes
Design deviates from other sizes of Surly Bikes Bridge Club
Very aggressive stack and reach vs trend of hardtail trail mtb bikes

Geometry

Stack
576mm
574.4mm
-1.6mm
Reach
419mm
445.3mm
+26.3mm
Stack to Reach Ratio
1.37:1
1.29:1
Seat Tube Length, C-T
457.2mm
416mm
-41.2mm
Top Tube Length, Effective/Horizontal HT Top
595mm
610mm
+15mm
Top Tube Length, Actual C-C
570mm
589.7mm
+19.7mm
Top Tube Slope
14.1deg
17.3deg
+3.2deg
Head Tube Angle
71deg
70deg
-1deg
Seat Tube Angle
73deg
74deg
+1deg
Head Tube Length
130mm
140mm
+10mm
Bottom Bracket Drop
60mm
55mm
-5mm
Bottom Bracket Height
293mm
308.1mm
+15.1mm
Chainstay Length
435mm
425mm
-10mm
Chainstay Length Horizontal
430.8mm
421.4mm
-9.4mm
Front-Center
645mm
690.8mm
+45.8mm
Front-Center Horizontal
642.2mm
688.6mm
+46.4mm
Wheelbase
1073mm
1110mm
+37mm
Fork Offset/Rake
43mm
47mm
+4mm
Fork Length (Axle-To-Crown)
420mm
420mm
+0mm
Trail
76.1mm
high
82.2mm
+6.1mm
very high
Mechanical Trail
71.9mm
77.2mm
+5.3mm
Wheel Flop
23.4mm
26.4mm
+3mm
Standover Height
780mm
770.1mm
-9.9mm
Tire to Pedal Spindle
117mm
175 mm cranks
152.7mm
+35.7mm
175 mm cranks
Pedal Spindle to Ground Clearance
118mm
175 mm cranks
133.1mm
+15.1mm
175 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
2.4in
2.8in
+0.4in
Tire Outer Diameter
705.9mm
726.2mm
+20.3mm
Bike Length with Tires
1778.9mm
1836.2mm
+57.3mm
Crank Length
175mm
175mm
+0mm
Handlebar Width
710mm
820mm
+110mm
Stem Length
90mm
60mm
-30mm
Stem Angle
6deg
6deg
+0deg
Suspension Type
Rigid, non-suspension corrected
Rigid, non-suspension corrected
Bar Type
Flat Bar
Flat Bar
Frame Material
Steel
Steel
Fork Material
Steel
Steel
Brake Type
Disc
Disc
Features
Single-speed capable

Meta

Actions
Source
https://surlybikes.com/bikes/bridge_club
https://surlybikes.com/bikes/lowside
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Bike
Size
Category