2020 Norco Bicycles Threshold A1 48

Build

700C/29 in × 35 mm

Insights

Average stack and reach vs trend of cyclocross bikes
Design deviates from other sizes of Norco Bicycles Threshold

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
523mm
Reach
370mm
Stack to Reach Ratio
1.41:1
Seat Tube Length, C-T
480mm
Top Tube Length, Effective/Horizontal HT Top
510mm
Top Tube Slope
6.9deg
Head Tube Angle
70deg
Seat Tube Angle
75deg
Head Tube Length
105mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
276mm
Chainstay Length
420mm
Chainstay Length Horizontal
414.1mm
Front-Center
593mm
Front-Center Horizontal
588.9mm
Wheelbase
1003mm
Fork Offset/Rake
51mm
Fork Length (On-Axis)
395mm
Trail
71.7mm
high
Mechanical Trail
67.3mm
Wheel Flop
23mm
Standover Height
701mm
Tire to Pedal Spindle Distance
With 170 mm cranks
77mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
106mm

A1 Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
35mm
Tire Outer Diameter
692mm
Bike Length with Tires
1695mm
Crank Length
170mm
Stem Length
90mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
5 ft 0 in
to
5 ft 3.5 in
Source:https://www.norco.com/bikes/2020/road/cyclocross/threshold-aluminum/threshold-a1/