2025 Pashley Prospero Frameset L

Build

650B/27.5 in × 48 mm

Insights

Very aggressive stack and reach vs trend of comfort bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
610mm
Reach
486mm
Stack to Reach Ratio
1.26:1
Seat Tube Length, C-T
530mm
Top Tube Length, Effective/Horizontal HT Top
600mm
Top Tube Slope
9.1deg
Head Tube Angle
69deg
Seat Tube Angle
73deg
Head Tube Length
210mm
Bottom Bracket Drop
68mm
Bottom Bracket Height
272mm
Chainstay Length
424mm
Chainstay Length Horizontal
418.5mm
Front-Center
766.7mm
Front-Center Horizontal
763.7mm
Wheelbase
1182.2mm
Fork Offset/Rake
65mm
Trail
60.9mm
mid/​neutral
Mechanical Trail
56.9mm
Wheel Flop
20.4mm
Tire to Pedal Spindle Distance
With 170 mm cranks
256.7mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
102mm

Frameset Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
48mm
Tire Outer Diameter
680mm
Bike Length with Tires
1862.2mm
Stem Length
90mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Unknown
Source:https://www.pashley.co.uk/products/prospero-frameset