2021 GT Bicycles Grade Carbon (70mm Offset) 55

Build

700C/29 in × 40 mm

Insights

Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of GT Bicycles Grade

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
590mm
Reach
394mm
Stack to Reach Ratio
1.5:1
Seat Tube Length, C-T
531mm
Top Tube Length, Effective/Horizontal HT Top
574mm
Top Tube Slope
8.5deg
Head Tube Angle
72.3deg
Seat Tube Angle
73deg
Head Tube Length
162mm
Bottom Bracket Drop
73mm
Bottom Bracket Height
278mm
Chainstay Length
430mm
Chainstay Length Horizontal
423.8mm
Front-Center
623mm
Front-Center Horizontal
619.2mm
Wheelbase
1043mm
Fork Offset/Rake
70mm
Trail
38.5mm
low
Mechanical Trail
36.7mm
Wheel Flop
11.2mm
Standover Height
791mm
Tire to Pedal Spindle Distance
With 170 mm cranks
102mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
108mm

Carbon (70mm Offset) Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
40mm
Tire Outer Diameter
702mm
Bike Length with Tires
1745mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Carbon/Composite
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://www.gtbicycles.com/gbr_en/grade-carbon-elite-3080