2024 100mm fork Pipedream Cycles Sirius S6 Base

Design
Flat Bar, Hardtail (Front suspension)
Frame
Titanium
Very aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Very aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

Long (M)
Longer (L)
Stack
591mm
596mm
Reach
465mm
485mm
Stack to Reach Ratio
1.27:1
1.23:1
Seat Tube Length, C-T
420mm
420mm
Top Tube Length, Effective/Horizontal Center
612mm
632mm
Top Tube Slope
18deg
17.9deg
Head Tube Angle
65deg
65deg
Seat Tube Angle
77.5deg
77.5deg
Head Tube Length
110mm
115mm
Bottom Bracket Drop
64mm
64mm
Bottom Bracket Height
310.5mm
310.5mm
Chainstay Length
425mm
425mm
Chainstay Length Horizontal
420.2mm
420.2mm
Front-Center
759.6mm
781.5mm
Front-Center Horizontal
756.9mm
778.9mm
Wheelbase
1177mm
1199mm
Fork Offset/Rake
41.8mm
41.5mm
Fork Length (Axle-To-Crown)
484mm
484mm
Trail
128.5mm
very high
128.9mm
very high
Mechanical Trail
116.5mm
116.8mm
Wheel Flop
49.2mm
49.4mm
Tire to Pedal Spindle
215.1mm
170 mm cranks
237mm
170 mm cranks
Pedal Spindle to Ground Clearance
140.5mm
170 mm cranks
140.5mm
170 mm cranks

Base Build

Long (M)
Longer (L)
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.5in
2.5in
Tire Outer Diameter
749mm
749mm
Bike Length with Tires
1926mm
1948mm

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
Hardtail Trail MTB
Source:https://www.pipedreamcycles.com/shop/sirius-s6-ti/