2018 Surly Bikes Instigator 2.0 Base Small (15)

Build

26 in × 2.75 in

Insights

Somewhat aggressive stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
584.5mm
Reach
402.9mm
Stack to Reach Ratio
1.45:1
Seat Tube Length, Unknown
376.4mm
Top Tube Length, Effective/Horizontal HT Top
580mm
Top Tube Length, Actual C-C
570.8mm
Top Tube Slope
23.6deg
Head Tube Angle
67.5deg
Seat Tube Angle
73deg
Head Tube Length
100mm
Bottom Bracket Drop
30mm
Bottom Bracket Height
319.4mm
Chainstay Length
416.4mm
Chainstay Length Horizontal
415.3mm
Front-Center
680.8mm
Front-Center Horizontal
680.2mm
Wheelbase
1095.5mm
Fork Offset/Rake
44mm
Fork Length (Axle-To-Crown)
508.3mm
Trail
97.1mm
very high
Mechanical Trail
89.7mm
Wheel Flop
34.3mm
Standover Height
745.2mm
Tire to Pedal Spindle Distance
With 170 mm cranks
161.5mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
149.4mm

Base Build

Wheel Size
26 inch (559mm BSD)
Tire Width
2.75in
Tire Outer Diameter
698.7mm
Bike Length with Tires
1794.2mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
140mm
Suspension Sag
Unknown
Frame Material
Steel
Fork Material
Unknown
Brake Type
Disc
Source:https://surlybikes.com/bikes/instigator_2point0-frame/geometry