2017 Gunnar Cycles USA Grand Disc Base 58

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
611mm
Reach
381mm
Stack to Reach Ratio
1.6:1
Seat Tube Length, C-T
554mm
Top Tube Length, Effective/Horizontal HT Top
570mm
Top Tube Slope
8.5deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
168mm
Bottom Bracket Drop
80mm
Bottom Bracket Height
269mm
Chainstay Length
450mm
Chainstay Length Max
450mm
Chainstay Length Horizontal
442.8mm
Chainstay Length Horizontal Max
442.8mm
Front-Center
625.3mm
Front-Center Horizontal
620.2mm
Wheelbase
1063mm
Wheelbase Max
1063mm
Fork Offset/Rake
53mm
Fork Length (Axle-To-Crown)
400mm
Trail
64.1mm
mid/​neutral
Mechanical Trail
60.6mm
Wheel Flop
19.7mm
Standover Height
813mm
Tire to Pedal Spindle Distance
With 170 mm cranks
106.3mm
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
1761mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:Bike Counterculture Geometry Database