2015 GT Bicycles Grade Alloy 56

Build

700C/29 in × 35 mm

Insights

Somewhat upright stack and reach vs trend of endurance road bikes
Design deviates from other sizes of GT Bicycles Grade

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
601mm
Reach
381mm
Stack to Reach Ratio
1.58:1
Seat Tube Length, C-T
560mm
Top Tube Length, Effective/Horizontal HT Top
565mm
Top Tube Slope
6.9deg
Head Tube Angle
71.5deg
Seat Tube Angle
73deg
Head Tube Length
182mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
276mm
Chainstay Length
430mm
Chainstay Length Horizontal
424.3mm
Front-Center
610mm
Front-Center Horizontal
606.7mm
Wheelbase
1031mm
Fork Offset/Rake
45mm
Trail
68.3mm
high
Mechanical Trail
64.8mm
Wheel Flop
20.6mm
Standover Height
800mm
Tire to Pedal Spindle Distance
With 170 mm cranks
94mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
106mm

Alloy Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
35mm
Tire Outer Diameter
692mm
Bike Length with Tires
1723mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Unknown
Fork Material
Unknown
Brake Type
Unknown
Source:https://web.archive.org/web/20150423082102/http://www.gtbicycles.com/usa_en/2015/bikes/road/grade-alloy-105