2024 Trek Bikes Top Fuel 9.9 AXS M-High
Build
29mm BSD × 2.4 in
Insights
Somewhat aggressive stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Trek Bikes Top Fuel
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 599mm |
| Reach | 452mm |
| Stack to Reach Ratio | 1.33:1 |
| Seat Tube Length, C-T | 410mm |
| Top Tube Length, Effective/Horizontal HT Top | 587mm |
| Top Tube Slope | 19.8deg |
| Head Tube Angle | 65.9deg |
| Seat Tube Angle | 70.5deg |
| Effective Seat Tube Angle, Unknown | 77.3deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 26mm |
| Bottom Bracket Height | 49.5mm |
| Chainstay Length | 434mm |
| Chainstay Length Horizontal | 433.2mm |
| Front-Center | 755.2mm |
| Front-Center Horizontal | 754.8mm |
| Wheelbase | 1188mm |
| Fork Offset/Rake | 43mm |
| Fork Length, Unknown | 541mm |
| Trail | -13.3mm |
| Mechanical Trail | -12.2mm |
| Wheel Flop | -5mm |
| Standover Height | 755mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 509.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | -120.5mm |
9.9 AXS Build
| Wheel Size | 29mm BSD |
| Tire Width | 2.4in |
| Tire Outer Diameter | 150.9mm |
| Bike Length with Tires | 1338.9mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 130mm |
| Rear Travel | 120mm |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Published Sizing Recommendations
| Height | 165 cm to 176 cm |
Source:https://www.trekbikes.com/international/en_IN_TL/bikes/mountain-bikes/trail-mountain-bikes/top-fuel/top-fuel-9-9-xx-axs-gen-4/p/46146/?colorCode=black