2021 Rocky Mountain Instinct Base

Design
Flat Bar, Full suspension
Frame
Aluminum
Suspension
150mm fork travel, 140mm rear travel
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

MD
LG
XL
Stack
619mm
633mm
646mm
Reach
456mm
481mm
511mm
Stack to Reach Ratio
1.36:1
1.32:1
1.26:1
Seat Tube Length, Unknown
420mm
445mm
480mm
Top Tube Length, Effective/Horizontal Unknown
609mm
638mm
671mm
Top Tube Slope
20.8deg
18.9deg
16deg
Head Tube Angle
65.1deg
65.1deg
65.1deg
Seat Tube Angle
76.1deg
76.1deg
76.1deg
Head Tube Length
95mm
110mm
125mm
Bottom Bracket Drop
43mm
43mm
43mm
Bottom Bracket Height
331.5mm
331.5mm
331.5mm
Chainstay Length
438mm
438mm
438mm
Chainstay Length Horizontal
435.9mm
435.9mm
435.9mm
Front-Center
775.3mm
806.3mm
842.2mm
Front-Center Horizontal
774.1mm
805.1mm
841.1mm
Wheelbase
1210mm
1241mm
1277mm
Fork Offset/Rake
46mm
45.6mm
45.6mm
Fork Length, Unknown
150mm
150mm
150mm
Trail
123.1mm
very high
123.6mm
very high
123.6mm
very high
Mechanical Trail
111.7mm
112.1mm
112.1mm
Wheel Flop
47mm
47.2mm
47.2mm
Standover Height
798mm
798mm
798mm
Tire to Pedal Spindle
230.8mm
170 mm cranks
261.8mm
170 mm cranks
297.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
161.5mm
170 mm cranks
161.5mm
170 mm cranks
161.5mm
170 mm cranks

Base Build

MD
LG
XL
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.5in
2.5in
2.5in
Tire Outer Diameter
749mm
749mm
749mm
Bike Length with Tires
1959mm
1990mm
2026mm

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
Source:https://www.bikes.com/en/bikes/instinct/2021, https://bikes.com/collections/instinct/products/instinct-a50-22