2017 Ritchey Design Road Logic Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Carbon/Composite
- Features
- Rim brake
Geometry
49cm | 51cm | 53cm | 55cm | 57cm | 59cm | |
Stack | 507mm | 523mm | 549mm | 568mm | 587mm | 609mm |
Reach | 382mm | 387mm | 391mm | 395mm | 401mm | 410mm |
Stack to Reach Ratio | 1.33:1 | 1.35:1 | 1.4:1 | 1.44:1 | 1.46:1 | 1.49:1 |
Seat Tube Length, C-T | 465mm | 485mm | 505mm | 525mm | 545mm | 565mm |
Top Tube Length, Effective/Horizontal Center | 518mm | 532mm | 548mm | 563mm | 575mm | 590mm |
Top Tube Length, Actual C-C | 511mm | 524mm | 537mm | 551mm | 563mm | 577mm |
Top Tube Slope | 3.3deg | 3.6deg | 4.8deg | 4.9deg | 4.8deg | 5.1deg |
Head Tube Angle | 72deg | 72.5deg | 73deg | 73.5deg | 73.5deg | 73.5deg |
Seat Tube Angle | 75deg | 74.5deg | 74deg | 73.5deg | 73.5deg | 73.5deg |
Head Tube Length | 100mm | 115mm | 140mm | 160mm | 180mm | 200mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm | 70mm | 70mm |
Bottom Bracket Height | 271mm | 271mm | 271mm | 271mm | 271mm | 271mm |
Chainstay Length | 410mm | 410mm | 415mm | 415mm | 415mm | 415mm |
Chainstay Length Horizontal | 404mm | 404mm | 409.1mm | 409.1mm | 409.1mm | 409.1mm |
Front-Center | 575.3mm | 581.3mm | 588.1mm | 591.1mm | 603mm | 613mm |
Front-Center Horizontal | 571mm | 577mm | 584mm | 587mm | 599mm | 609mm |
Wheelbase | 975mm | 981mm | 993mm | 996mm | 1008mm | 1018mm |
Fork Offset/Rake | 46mm | 46mm | 46mm | 43mm | 43mm | 43mm |
Fork Length (Axle-To-Crown) | 368mm | 368mm | 368mm | 368mm | 368mm | 368mm |
Trail | 62.4mm mid/neutral | 59.3mm mid/neutral | 56.2mm mid/neutral | 56.2mm mid/neutral | 56.2mm mid/neutral | 56.2mm mid/neutral |
Mechanical Trail | 59.4mm | 56.5mm | 53.7mm | 53.9mm | 53.9mm | 53.9mm |
Wheel Flop | 18.4mm | 17mm | 15.7mm | 15.3mm | 15.3mm | 15.3mm |
Tire to Pedal Spindle | 64.3mm 170 mm cranks | 70.3mm 170 mm cranks | 77.1mm 170 mm cranks | 80.1mm 170 mm cranks | 92mm 170 mm cranks | 102mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks |
Base Build
49cm | 51cm | 53cm | 55cm | 57cm | 59cm | |
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 | 30mm | 30mm | 30mm | 30mm | 30mm | 30mm |
Tire Width Max | 30mm | 30mm | 30mm | 30mm | 30mm | 30mm |
Tire Outer Diameter | 682mm | 682mm | 682mm | 682mm | 682mm | 682mm |
Bike Length with Tires | 1657mm | 1663mm | 1675mm | 1678mm | 1690mm | 1700mm |
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://us.ritcheylogic.com/us_en/bike/frames/road-logic-frameset