2018 9:ZERO:7 Bikes Tundra Base

Design
Flat Bar, Rigid, suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

Small
Medium
Large
Extra Large
Stack
594mm
603mm
617mm
636mm
Reach
414mm
441mm
447mm
461mm
Stack to Reach Ratio
1.43:1
1.37:1
1.38:1
1.38:1
Seat Tube Length, C-T
381mm
432mm
483mm
533mm
Top Tube Length, Effective/Horizontal Center
589.3mm
609.6mm
629.9mm
650.2mm
Top Tube Slope
23.7deg
18.5deg
14.8deg
11.5deg
Head Tube Angle
69deg
69deg
69deg
69deg
Seat Tube Angle
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
109.2mm
119.4mm
134.6mm
154.9mm
Bottom Bracket Drop
61mm
61mm
61mm
61mm
Bottom Bracket Height
320.1mm
320.1mm
320.1mm
320.1mm
Chainstay Length
450.9mm
450.9mm
450.9mm
450.9mm
Chainstay Length Horizontal
446.6mm
446.6mm
446.6mm
446.6mm
Front-Center
672.8mm
703.1mm
714.5mm
735.7mm
Front-Center Horizontal
670mm
700.5mm
711.9mm
733.2mm
Wheelbase
1116.6mm
1147.1mm
1158.4mm
1179.7mm
Fork Offset/Rake
48mm
48mm
48mm
48mm
Trail
94.9mm
very high
94.9mm
very high
94.9mm
very high
94.9mm
very high
Mechanical Trail
88.6mm
88.6mm
88.6mm
88.6mm
Wheel Flop
31.7mm
31.7mm
31.7mm
31.7mm
Standover Height
649.4mm
692.6mm
735.9mm
776.7mm
Tire to Pedal Spindle
121.7mm
170 mm cranks
152mm
170 mm cranks
163.4mm
170 mm cranks
184.6mm
170 mm cranks
Pedal Spindle to Ground Clearance
150.1mm
170 mm cranks
150.1mm
170 mm cranks
150.1mm
170 mm cranks
150.1mm
170 mm cranks

Base Build

Small
Medium
Large
Extra Large
Wheel Size
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
Tire Width
4in
4in
4in
4in
Tire Outer Diameter
762.2mm
762.2mm
762.2mm
762.2mm
Bike Length with Tires
1878.8mm
1909.3mm
1920.6mm
1941.9mm

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
Rigid Fatbike
Source:https://www.907bikes.com/tundra-gx1