2019 Norco Bicycles Threshold Carbon
- Category
- Cyclocross
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
48 | 50.5 | 53 | 55.5 | 58 | 60.5 | |
Stack | 523mm | 537mm | 553mm | 570mm | 588mm | 608mm |
Reach | 370mm | 374mm | 379mm | 386mm | 395mm | 404mm |
Stack to Reach Ratio | 1.41:1 | 1.44:1 | 1.46:1 | 1.48:1 | 1.49:1 | 1.5:1 |
Seat Tube Length, Unknown | 480mm | 505mm | 530mm | 555mm | 580mm | 605mm |
Top Tube Length, Effective/Horizontal Unknown | 510mm | 522.5mm | 537.5mm | 555mm | 572.5mm | 590mm |
Top Tube Slope | 6.9deg | 5.7deg | 4.7deg | 4deg | 3.3deg | 2.9deg |
Head Tube Angle | 70deg | 70.5deg | 71.25deg | 72deg | 72.25deg | 72.5deg |
Seat Tube Angle | 75deg | 74.5deg | 74deg | 73.5deg | 73.25deg | 73deg |
Head Tube Length | 105mm | 117.5mm | 130mm | 145mm | 165mm | 185mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm | 68.5mm | 68.5mm |
Bottom Bracket Height | 274mm | 274mm | 274mm | 274mm | 275.5mm | 275.5mm |
Chainstay Length Horizontal | 420mm | 420mm | 422.5mm | 422.5mm | 425mm | 425mm |
Front-Center | 593mm | 597mm | 598mm | 603mm | 616mm | 628mm |
Front-Center Horizontal | 583mm | 587mm | 587.5mm | 593.5mm | 607mm | 619mm |
Wheelbase | 1003mm | 1007mm | 1010mm | 1016mm | 1032mm | 1044mm |
Fork Offset/Rake | 45.2mm | 44.9mm | 42.2mm | 42.8mm | 43.5mm | 42.8mm |
Fork Length, Unknown | 395mm | 395mm | 395mm | 395mm | 395mm | 395mm |
Trail | 77.1mm high | 74.2mm high | 72.2mm high | 66.7mm high | 64.4mm mid/neutral | 63.6mm mid/neutral |
Mechanical Trail | 72.4mm | 69.9mm | 68.4mm | 63.5mm | 61.3mm | 60.6mm |
Wheel Flop | 24.8mm | 23.3mm | 22mm | 19.6mm | 18.7mm | 18.2mm |
Standover Height | 744mm | 760mm | 781mm | 803mm | 824mm | 842mm |
Tire to Pedal Spindle | 79mm 170 mm cranks | 83mm 170 mm cranks | 81.5mm 172.5 mm cranks | 86.5mm 172.5 mm cranks | 97mm 175 mm cranks | 109mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 104mm 170 mm cranks | 104mm 170 mm cranks | 101.5mm 172.5 mm cranks | 101.5mm 172.5 mm cranks | 100.5mm 175 mm cranks | 100.5mm 175 mm cranks |
Carbon Build
48 | 50.5 | 53 | 55.5 | 58 | 60.5 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 33mm | 33mm | 33mm | 33mm | 33mm | 33mm |
Tire Outer Diameter | 688mm | 688mm | 688mm | 688mm | 688mm | 688mm |
Bike Length with Tires | 1691mm | 1695mm | 1698mm | 1704mm | 1720mm | 1732mm |
Crank Length | 170mm | 170mm | 172.5mm | 172.5mm | 175mm | 175mm |
Stem Length | 90mm | 90mm | 100mm | 100mm | 110mm | 110mm |
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 ScaleCategory Trend
CyclocrossSource:https://www.norco.com/bike-archives/2019/threshold-carbon-ultegra/