2024 Priority Bicycles Eight Base

Category
Hybrid
Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake, Single-speed capable
Somewhat aggressive stack and reachvs category
Very aggressive stack and reachvs category
Average stack and reachvs category

Geometry

Small (17")
Medium (19")
Large (21")
Stack
587mm
587mm
638mm
Reach
404mm
414mm
418mm
Stack to Reach Ratio
1.45:1
1.42:1
1.53:1
Seat Tube Length, C-T
431.8mm
482.6mm
533.4mm
Top Tube Length, Effective/Horizontal Center
575mm
585mm
600mm
Top Tube Slope
18.2deg
12.7deg
12.5deg
Head Tube Angle
69deg
69deg
74deg
Seat Tube Angle
74deg
74deg
74deg
Head Tube Length
165mm
165mm
205mm
Bottom Bracket Drop
70mm
70mm
70mm
Bottom Bracket Height
273mm
273mm
273mm
Chainstay Length
432mm
432mm
432mm
Chainstay Length Horizontal
426.3mm
426.3mm
426.3mm
Front-Center
643.5mm
653.5mm
671.4mm
Front-Center Horizontal
639.7mm
649.7mm
667.7mm
Wheelbase
1066mm
1076mm
1094mm
Fork Offset/Rake
35mm
35mm
35mm
Fork Length (Axle-To-Crown)
400mm
400mm
400mm
Trail
94.2mm
very high
94.2mm
very high
61.9mm
mid/​neutral
Mechanical Trail
87.9mm
87.9mm
59.5mm
Wheel Flop
31.5mm
31.5mm
16.4mm
Tire to Pedal Spindle
130.5mm
170 mm cranks
135.5mm
175 mm cranks
153.4mm
175 mm cranks
Pedal Spindle to Ground Clearance
103mm
170 mm cranks
98mm
175 mm cranks
98mm
175 mm cranks

Base Build

Small (17")
Medium (19")
Large (21")
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
32mm
32mm
32mm
Tire Outer Diameter
686mm
686mm
686mm
Bike Length with Tires
1752mm
1762mm
1780mm
Crank Length
170mm
175mm
175mm
Handlebar Width
620mm
620mm
620mm
Stem Length
80mm
90mm
90mm
Stem Angle
6deg
6deg
6deg

Published Sizing Recommendations

Height
5 ft 2 in
to
5 ft 8 in
5 ft 6 in
to
5 ft 11 in
5 ft 10 in
to
6 ft 3 in
PBH
27 in
to
29.5 in
30 in
to
32 in
32 in
to
35 in

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
Hybrid
Source:https://www.prioritybicycles.com/products/eight#geometry