2018 Surly Bikes Bridge Club Base MD

Build

650B/27.5 in × 2.4 in

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
576mm
Reach
419mm
Stack to Reach Ratio
1.37:1
Seat Tube Length, C-T
457.2mm
Top Tube Length, Effective/Horizontal Center
595mm
Top Tube Length, Actual C-C
570mm
Top Tube Slope
13.6deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
130mm
Bottom Bracket Drop
60mm
Bottom Bracket Height
293mm
Chainstay Length
435mm
Chainstay Length Horizontal
430.8mm
Front-Center
645mm
Front-Center Horizontal
642.2mm
Wheelbase
1073mm
Fork Offset/Rake
43mm
Fork Length (Axle-To-Crown)
420mm
Trail
76.1mm
high
Mechanical Trail
71.9mm
Wheel Flop
23.4mm
Standover Height
780mm
Tire to Pedal Spindle Distance
With 175 mm cranks
117mm
Pedal Spindle to Ground Clearance
With 175 mm cranks
118mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.4in
Tire Outer Diameter
705.9mm
Bike Length with Tires
1778.9mm
Crank Length
175mm
Handlebar Width
710mm
Stem Length
90mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:https://surlybikes.com/bikes/bridge_club/geometry