2011 GT Bicycles Gutterball Base

Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Aluminum
Features
Rim brake

Geometry

M
XXS
XS
S
L
XL
Stack
535mm
Reach
400mm
Stack to Reach Ratio
1.34:1
Seat Tube Length, Unknown
540mm
480mm
500mm
520mm
560mm
580mm
Top Tube Length, Effective/Horizontal HT Top
546.1mm
494.3mm
508.8mm
528.2mm
566.7mm
586.7mm
Top Tube Slope
1.4deg
Head Tube Angle
73deg
71deg
72deg
73deg
74deg
74deg
Seat Tube Angle
75deg
76.5deg
76deg
75deg
74deg
74deg
Head Tube Length
120mm
90mm
100mm
110mm
140mm
160mm
Bottom Bracket Drop
56mm
59mm
59mm
56mm
51mm
51mm
Bottom Bracket Height
280mm
277mm
277mm
280mm
285mm
285mm
Chainstay Length
395mm
395mm
395mm
395mm
395mm
395mm
Chainstay Length Horizontal
391mm
390.6mm
390.6mm
391mm
391.7mm
391.7mm
Front-Center
593.6mm
569.2mm
572.2mm
575.4mm
597.3mm
617.3mm
Front-Center Horizontal
590.9mm
566.1mm
569.2mm
572.7mm
595.2mm
615.2mm
Wheelbase
981.9mm
956.7mm
959.7mm
963.7mm
986.9mm
1006.8mm
Fork Offset/Rake
43mm
Fork Length, Unknown
375mm
Trail
57.8mm
mid/​neutral
Mechanical Trail
55.2mm
Wheel Flop
16.2mm
Standover Height
775mm
721.3mm
738.9mm
758.1mm
797.6mm
816.8mm
Tire to Pedal Spindle
87.6mm
170 mm cranks
63.2mm
170 mm cranks
66.2mm
170 mm cranks
69.4mm
170 mm cranks
91.3mm
170 mm cranks
111.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
110mm
170 mm cranks
107mm
170 mm cranks
107mm
170 mm cranks
110mm
170 mm cranks
115mm
170 mm cranks
115mm
170 mm cranks

Base Build

M
XXS
XS
S
L
XL
Wheel Size
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
700C/29"
622 mm BSD
Tire Width
25mm
25mm
25mm
25mm
25mm
25mm
Tire Outer Diameter
672mm
672mm
672mm
672mm
672mm
672mm
Bike Length with Tires
1653.9mm
1628.7mm
1631.7mm
1635.7mm
1658.9mm
1678.8mm
Crank Length
170mm
Handlebar Width
560mm
560mm
560mm
560mm
560mm
560mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Track/Fixed-gear
Source:https://www.gtbicycles.com/media/pdf/g_11_Catalog.pdf