2024 Curtis Slack Jack Base XL

Build

700C/29 in × 40 mm

Insights

Very aggressive stack and reach vs trend of all-road/gravel bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
589mm
Reach
410mm
Stack to Reach Ratio
1.44:1
Seat Tube Length, Unknown
530mm
Top Tube Slope
8.1deg
Head Tube Angle
68deg
Seat Tube Angle
74deg
Head Tube Length
150mm
Bottom Bracket Drop
76mm
Bottom Bracket Height
275mm
Chainstay Length
435mm
Chainstay Length Horizontal
428.3mm
Trail
Tire to Pedal Spindle Distance
With 170 mm cranks
Pedal Spindle to Ground Clearance
With 170 mm cranks
105mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
40mm
Tire Outer Diameter
702mm
Suspension Type
Hardtail (Front suspension)
Bar Type
Drop Bar
Fork Travel
40mm
Suspension Sag
Unknown
Frame Material
Steel
Fork Material
Unknown
Brake Type
Disc
Source:https://www.curtisbikes.co.uk/slack-jack/