2012 Trek Bikes Ion CX Pro Base 61cm
Build
700C/29 in × 34 mm
Insights
Somewhat upright stack and reach vs trend of cyclocross bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 631mm |
| Reach | 393mm |
| Stack to Reach Ratio | 1.61:1 |
| Seat Tube Length, C-T | 621mm |
| Top Tube Length, Effective/Horizontal Center | 590mm |
| Top Tube Slope | 3.8deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 72.7deg |
| Head Tube Length | 219mm |
| Bottom Bracket Drop | 62mm |
| Bottom Bracket Height | 283mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 425.5mm |
| Front-Center | 627.6mm |
| Front-Center Horizontal | 624.5mm |
| Wheelbase | 1050mm |
| Fork Offset/Rake | 45mm |
| Trail | 64.8mm mid/neutral |
| Mechanical Trail | 61.6mm |
| Wheel Flop | 19mm |
| Standover Height | 866mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 112.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 113mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 34mm |
| Tire Outer Diameter | 690mm |
| Bike Length with Tires | 1740mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
Source:https://geometrygeeks.bike/bike/trek-ion-cx-pro-2012/