2015 Surly Bikes Troll (Legacy) Large 20"

Build

26 in × 2.75 in

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes
Design deviates from other sizes of Surly Bikes Troll

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
584mm
Reach
436mm
Stack to Reach Ratio
1.34:1
Seat Tube Length, C-T
508.8mm
Top Tube Length, Effective/Horizontal Center
616mm
Top Tube Slope
9.5deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
125mm
Bottom Bracket Drop
40mm
Bottom Bracket Height
309.4mm
Chainstay Length
419mm
Chainstay Length Max
419mm
Chainstay Length Horizontal
417.1mm
Chainstay Length Horizontal Max
417.1mm
Front-Center
677.3mm
Front-Center Horizontal
676.1mm
Wheelbase
1093.2mm
Wheelbase Max
1093.2mm
Fork Offset/Rake
40mm
Fork Length (Axle-To-Crown)
453mm
Trail
78mm
high
Mechanical Trail
73.7mm
Wheel Flop
24mm
Standover Height
804mm
Tire to Pedal Spindle Distance
With 175 mm cranks
153mm
Pedal Spindle to Ground Clearance
With 175 mm cranks
134.4mm

(Legacy) Build

Wheel Size
26 inch (559mm BSD)
Tire Width
2.75in
Tire Outer Diameter
698.7mm
Bike Length with Tires
1791.9mm
Crank Length
175mm
Handlebar Width
710mm
Stem Length
110mm
Suspension Type
Rigid, suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:https://surlybikes.com/bikes/legacy/troll/troll_steves_pants/geometry