2018 Norco Bicycles Tactic Base
- Category
- Performance Road
- 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 | 514mm | 527mm | 542mm | 557mm | 577mm | 597mm |
Reach | 373mm | 379mm | 387mm | 395mm | 404mm | 413mm |
Stack to Reach Ratio | 1.38:1 | 1.39:1 | 1.4:1 | 1.41:1 | 1.43:1 | 1.45:1 |
Seat Tube Length, C-T | 445mm | 470mm | 500mm | 530mm | 560mm | 590mm |
Top Tube Length, Effective/Horizontal HT Top | 515mm | 530mm | 545mm | 560mm | 577.5mm | 595mm |
Top Tube Slope | 9.8deg | 8.4deg | 6.7deg | 5.1deg | 4.1deg | 3.2deg |
Head Tube Angle | 71.5deg | 72.5deg | 72.75deg | 73deg | 73.25deg | 73.5deg |
Seat Tube Angle | 74.5deg | 74deg | 73.75deg | 73.5deg | 73.25deg | 73deg |
Head Tube Length | 110mm | 120mm | 135mm | 150mm | 170mm | 190mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm | 70mm | 70mm |
Bottom Bracket Height | 266mm | 266mm | 266mm | 266mm | 266mm | 266mm |
Chainstay Length | 405mm | 405mm | 405mm | 407.5mm | 407.5mm | 407.5mm |
Chainstay Length Horizontal | 398.9mm | 398.9mm | 398.9mm | 401.4mm | 401.4mm | 401.4mm |
Front-Center | 573mm | 574mm | 585mm | 595mm | 608mm | 620mm |
Front-Center Horizontal | 568.1mm | 570.1mm | 581.1mm | 590.6mm | 603.6mm | 615.6mm |
Wheelbase | 967mm | 969mm | 980mm | 992mm | 1005mm | 1017mm |
Fork Offset/Rake | 44.1mm | 44.8mm | 45.4mm | 44.6mm | 45mm | 44.5mm |
Fork Length (On-Axis) | 372mm | 372mm | 372mm | 372mm | 372mm | 372mm |
Trail | 65.9mm high | 58.9mm mid/neutral | 56.8mm mid/neutral | 56.1mm mid/neutral | 54.2mm mid/neutral | 53.1mm mid/neutral |
Mechanical Trail | 62.5mm | 56.2mm | 54.2mm | 53.6mm | 51.9mm | 50.9mm |
Wheel Flop | 19.8mm | 16.9mm | 16.1mm | 15.7mm | 15mm | 14.5mm |
Standover Height | 719mm | 741mm | 760mm | 780mm | 800mm | 821mm |
Tire to Pedal Spindle | 67mm 170 mm cranks | 68mm 170 mm cranks | 76.5mm 172.5 mm cranks | 86.5mm 172.5 mm cranks | 97mm 175 mm cranks | 109mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 96mm 170 mm cranks | 93.5mm 172.5 mm cranks | 93.5mm 172.5 mm cranks | 91mm 175 mm cranks | 91mm 175 mm cranks |
Base 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 | 25mm | 25mm | 25mm | 25mm | 25mm | 25mm |
Tire Outer Diameter | 672mm | 672mm | 672mm | 672mm | 672mm | 672mm |
Bike Length with Tires | 1639mm | 1641mm | 1652mm | 1664mm | 1677mm | 1689mm |
Crank Length | 170mm | 170mm | 172.5mm | 172.5mm | 175mm | 175mm |
Stem Length | 90mm | 90mm | 100mm | 100mm | 110mm | 110mm |
Published Sizing Recommendations
Height | 5 ft 0 in to 5 ft 3.5 in | 5 ft 2.5 in to 5 ft 6 in | 5 ft 5 in to 5 ft 8.5 in | 5 ft 7.5 in to 5 ft 10 in | 5 ft 10 in to 6 ft 1.5 in | 6 ft 0.5 in to 6 ft 4.5 in |
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
Performance RoadSource:https://www.norco.com/bike-archives/2018/tactic-ultegra/