1995 Trek Bikes 7900 Carbon 18
Build
700C/29 in × 38 mm
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 513.8mm |
| Reach | 421.5mm |
| Stack to Reach Ratio | 1.22:1 |
| Seat Tube Length, C-T | 457.2mm |
| Top Tube Length, Effective/Horizontal Center | 574mm |
| Top Tube Length, Actual C-C | 557.4mm |
| Top Tube Slope | 7deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 93mm |
| Bottom Bracket Drop | 38mm |
| Bottom Bracket Height | 311mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 428.3mm |
| Front-Center | 628.8mm |
| Front-Center Horizontal | 627.7mm |
| Wheelbase | 1056mm |
| Fork Offset/Rake | 40mm |
| Fork Length (Axle-To-Crown) | 406mm |
| Trail | 77.9mm high |
| Mechanical Trail | 73.6mm |
| Wheel Flop | 24mm |
| Standover Height | 764mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 104.8mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 136mm |
Carbon Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1754mm |
| Crank Length | 175mm |
| Handlebar Width | 560mm |
| Stem Length | 105mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://www.vintage-trek.com/TrekBrochures.htm