2018 Specialized Bicycles Ruby Sport 51
Build
700C/29 in × 28 mm
Insights
Somewhat upright stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 575mm |
| Reach | 365mm |
| Stack to Reach Ratio | 1.58:1 |
| Seat Tube Length, C-T | 425mm |
| Top Tube Length, Effective/Horizontal Center | 534mm |
| Top Tube Slope | 19.1deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 77.5mm |
| Bottom Bracket Height | 261.5mm |
| Chainstay Length | 413mm |
| Chainstay Length Horizontal | 405.7mm |
| Front-Center | 589mm |
| Front-Center Horizontal | 584.3mm |
| Wheelbase | 990mm |
| Fork Offset/Rake | 50mm |
| Trail | 60.7mm mid/neutral |
| Mechanical Trail | 57.6mm |
| Wheel Flop | 18.3mm |
| Standover Height | 727.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 80mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 91.5mm |
Sport Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1668mm |
| Crank Length | 170mm |
| Handlebar Width | 400mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.specialized.com/ca/en/ruby-sport/p/128872?color=240063-128872&searchText=90218-6154