Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 48 mm

Insights

Average stack and reach vs trend of commuter bikes
Design deviates from other sizes of Surly Bikes Pack Rat

Geometry

Stack
588.4mm
Reach
408mm
Stack to Reach Ratio
1.44:1
Seat Tube Length, C-TTT
560mm
Top Tube Length, Effective/Horizontal Center
580mm
Top Tube Length, Actual C-C
572mm
Top Tube Slope
2.8deg
Head Tube Angle
74deg
Seat Tube Angle
72.5deg
Head Tube Length
160mm
Bottom Bracket Drop
55mm
Bottom Bracket Height
285mm
Chainstay Length
415mm
Chainstay Length Horizontal
411.3mm
Front-Center
597.2mm
Front-Center Horizontal
594.7mm
Wheelbase
1006mm
Fork Offset/Rake
44mm
Fork Length (Axle-To-Crown)
390mm
Trail
51.7mm
mid/​neutral
Mechanical Trail
49.7mm
Wheel Flop
13.7mm
Standover Height
823mm
Tire to Pedal Spindle
87.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
115mm
170 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
Tire Width
48mm
Tire Outer Diameter
680mm
Bike Length with Tires
1686mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Rim
Features
Single-speed capable

Meta

Actions
Source
http://surlybikes.com/bikes/pack_rat/geometry
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Bike
Size
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