2017 Gunnar Cycles USA Grand Disc Base 66

Build

700C/29 in × 38 mm

Insights

Somewhat upright stack and reach vs trend of touring bikes
Design deviates from other sizes of Gunnar Cycles USA Grand Disc

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
687mm
Reach
393mm
Stack to Reach Ratio
1.75:1
Seat Tube Length, C-T
634mm
Top Tube Length, Effective/Horizontal HT Top
610mm
Top Tube Slope
8deg
Head Tube Angle
72.5deg
Seat Tube Angle
72.5deg
Head Tube Length
233mm
Bottom Bracket Drop
80mm
Bottom Bracket Height
269mm
Chainstay Length
460mm
Chainstay Length Max
460mm
Chainstay Length Horizontal
453mm
Chainstay Length Horizontal Max
453mm
Front-Center
634.1mm
Front-Center Horizontal
629mm
Wheelbase
1082mm
Wheelbase Max
1082mm
Fork Offset/Rake
43mm
Fork Length (Axle-To-Crown)
400mm
Trail
65mm
mid/​neutral
Mechanical Trail
62mm
Wheel Flop
18.6mm
Standover Height
888mm
Tire to Pedal Spindle Distance
With 170 mm cranks
115.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
99mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
38mm
Tire Outer Diameter
698mm
Bike Length with Tires
1780mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:Bike Counterculture Geometry Database