2017 Gunnar Cycles USA Grand Disc Base 54

Build

700C/29 in × 38 mm

Insights

Somewhat aggressive 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
568mm
Reach
384mm
Stack to Reach Ratio
1.48:1
Seat Tube Length, C-T
514mm
Top Tube Length, Effective/Horizontal HT Top
550mm
Top Tube Slope
8deg
Head Tube Angle
70.5deg
Seat Tube Angle
74deg
Head Tube Length
120mm
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
621.3mm
Front-Center Horizontal
616.2mm
Wheelbase
1059mm
Wheelbase Max
1059mm
Fork Offset/Rake
56mm
Fork Length (Axle-To-Crown)
400mm
Trail
64.2mm
mid/​neutral
Mechanical Trail
60.5mm
Wheel Flop
20.2mm
Standover Height
774mm
Tire to Pedal Spindle Distance
With 170 mm cranks
102.3mm
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
1757mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:Bike Counterculture Geometry Database