2018 Trek Bikes Top Fuel 9.9 21.5" Low
Build
700C/29 in × 2.2 in
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Design deviates from other sizes of Trek Bikes Top Fuel
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 606mm |
| Reach | 472mm |
| Stack to Reach Ratio | 1.28:1 |
| Seat Tube Length, Unknown | 495mm |
| Top Tube Length, Actual C-C | 633mm |
| Top Tube Slope | 12.1deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 39mm |
| Bottom Bracket Height | 327.9mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 433.3mm |
| Front-Center | 734mm |
| Front-Center Horizontal | 732.8mm |
| Wheelbase | 1166mm |
| Fork Offset/Rake | 51mm |
| Trail | 79.3mm high |
| Mechanical Trail | 74.5mm |
| Wheel Flop | 25.5mm |
| Standover Height | 738mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 197.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 157.9mm |
9.9 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 733.8mm |
| Bike Length with Tires | 1899.8mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Rear Travel | 100mm |
| Suspension Sag | 25% |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://99spokes.com/bikes/trek/2018/top-fuel-9.9-race-shop-limited