2015 Surly Bikes Ogre (Legacy)

Category
Rigid MTB
Design
Flat Bar, Rigid, suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

Small 16"
Medium 18"
Large 20"
xLarge22"
xxLarge 24"
Stack
591mm
603mm
614mm
628mm
643mm
Reach
395mm
415mm
429mm
440mm
452mm
Stack to Reach Ratio
1.5:1
1.45:1
1.43:1
1.43:1
1.42:1
Seat Tube Length, C-T
406.4mm
457.2mm
508mm
558.8mm
609.6mm
Top Tube Length, Effective/Horizontal Center
575.6mm
599.3mm
616.3mm
632.2mm
648.1mm
Top Tube Slope
21.5deg
16.8deg
12.5deg
8.8deg
5.4deg
Head Tube Angle
71deg
71.5deg
72deg
72deg
72deg
Seat Tube Angle
73deg
73deg
73deg
73deg
73deg
Head Tube Length
90mm
100mm
110mm
125mm
140mm
Bottom Bracket Drop
68mm
68mm
68mm
68mm
68mm
Bottom Bracket Height
307mm
307mm
307mm
307mm
307mm
Chainstay Length
431mm
431mm
431mm
431mm
431mm
Chainstay Length Max
431mm
431mm
431mm
431mm
431mm
Chainstay Length Horizontal
425.6mm
425.6mm
425.6mm
425.6mm
425.6mm
Chainstay Length Horizontal Max
425.6mm
425.6mm
425.6mm
425.6mm
425.6mm
Front-Center
624.2mm
642.9mm
654.7mm
670.9mm
687mm
Front-Center Horizontal
620.5mm
639.3mm
651.2mm
667.4mm
683.6mm
Wheelbase
1046.1mm
1064.9mm
1076.8mm
1093mm
1109.2mm
Wheelbase Max
1046.1mm
1064.9mm
1076.8mm
1093mm
1109.2mm
Fork Offset/Rake
43mm
43mm
43mm
43mm
43mm
Fork Length (Axle-To-Crown)
468mm
468mm
468mm
468mm
468mm
Trail
83.7mm
very high
80.1mm
very high
76.6mm
high
76.6mm
high
76.6mm
high
Mechanical Trail
79.1mm
76mm
72.9mm
72.9mm
72.9mm
Wheel Flop
25.8mm
24.1mm
22.5mm
22.5mm
22.5mm
Standover Height
762.9mm
792.7mm
822.5mm
853.5mm
884.4mm
Tire to Pedal Spindle
79.2mm
170 mm cranks
92.9mm
175 mm cranks
104.7mm
175 mm cranks
120.9mm
175 mm cranks
137mm
175 mm cranks
Pedal Spindle to Ground Clearance
137mm
170 mm cranks
132mm
175 mm cranks
132mm
175 mm cranks
132mm
175 mm cranks
132mm
175 mm cranks

(Legacy) Build

Small 16"
Medium 18"
Large 20"
xLarge22"
xxLarge 24"
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
64mm
64mm
64mm
64mm
64mm
Tire Width Max
64mm
64mm
64mm
64mm
64mm
Tire Outer Diameter
750mm
750mm
750mm
750mm
750mm
Bike Length with Tires
1796.1mm
1814.9mm
1826.8mm
1843mm
1859.2mm
Crank Length
170mm
175mm
175mm
175mm
175mm
Handlebar Width
710mm
710mm
710mm
710mm
710mm
Stem Length
90mm
100mm
110mm
120mm
120mm

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 MTB
Source:https://surlybikes.com/bikes/legacy/ogre/ogre_tanish-gray/geometry