2025 Brother Cycles Pinecone Base Small

Build

650B/27.5 in × 2.6 in

Insights

Very aggressive stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
538mm
Reach
389mm
Stack to Reach Ratio
1.38:1
Seat Tube Length, C-T
450mm
Top Tube Length, Effective/Horizontal HT Top
564mm
Top Tube Length, Actual C-C
539mm
Top Tube Slope
11.8deg
Head Tube Angle
70deg
Seat Tube Angle
72deg
Head Tube Length
100mm
Bottom Bracket Drop
55mm
Bottom Bracket Height
303mm
Chainstay Length
440mm
Chainstay Length Horizontal
436.6mm
Front-Center
614.9mm
Front-Center Horizontal
612.5mm
Wheelbase
1049mm
Fork Offset/Rake
45mm
Fork Length (Axle-To-Crown)
420mm
Trail
82.4mm
very high
Mechanical Trail
77.5mm
Wheel Flop
26.5mm
Tire to Pedal Spindle Distance
With 170 mm cranks
86.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
133mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.6in
Tire Outer Diameter
716.1mm
Bike Length with Tires
1765.1mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Unknown
Features
Single-speed capable
Source:https://www.brothercycles.com/shop/frames/pinecone/