2027 Trek Fuel MX 9.9 Gen 7 vs 2026 Ibis Ripmo AF
The S is the Ibis Ripmo AF size closest to your S Trek Fuel MX 9.9 Gen 7. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Ibis Ripmo AF
Compared with the Trek Fuel MX 9.9 Gen 7 in S, the Ibis Ripmo AF in S places the top of the head tube 3 mm higher and 10 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm longer, which can contribute to stability at speed.
- Frame stack
- +3 mm
- Higher front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +1 mm
- About the same
The two frames
Trek Fuel MX 9.9 Gen 7, SIbis Ripmo AF, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Fuel MX 9.9 Gen 7 S | Ibis Ripmo AF S | Difference |
|---|---|---|---|
| Reach | 426 | 436 | +10 mm |
| Stack | 613 | 616 | +3 mm |
| Head tube angle | 64.2° | 64.5 | +0.3° |
| Seat tube angle | 78.3° | 77 | −1.3° |
| Effective top tube | 549 | 578 | +29 mm |
| Chainstay length | 434 | 435 | +1 mm |
| Wheelbase | 1191 | 1195 | +4 mm |
| BB drop | 31 | 36 | +5 mm |
| BB height | 343 | 338 | −5 mm |
| Standover | 745 | 693 | −52 mm |
| Seat tube length | 370 | 395 | +25 mm |
| Head tube length | 95 | 85 | −10 mm |
Differences are the Ibis Ripmo AF minus the Trek Fuel MX 9.9 Gen 7. Full charts: 2027 Trek Fuel MX 9.9 Gen 7, 2026 Ibis Ripmo AF.
Where each sits in its class
Trek Fuel MX 9.9 Gen 7Ibis Ripmo AF
Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Fuel MX 9.9 Gen 79.9 X0 AXS Gen 7 | Ibis Ripmo AF90 |
|---|---|---|
| Fork | RockShox ZEB B1 Ultimate | RockShox Lyrik |
| Rear shock | RockShox Vivid D1 Ultimate | RockShox Super Deluxe Select |
| Shifter | SRAM Pod Controller | SRAM Eagle 90 Transmission |
| Derailleur | SRAM X0 Eagle AXS | SRAM GX Eagle Transmission |
| Cassette | SRAM X0 Eagle Transmission | SRAM GX Eagle Transmission |
| Chain | SRAM X0 Eagle | SRAM GX Eagle Transmission |
| Crankset | SRAM X0 Eagle | SRAM Eagle 90 Transmission |
| Bottom bracket | SRAM DUB | not listed |
| Battery | SRAM AXS | not listed |
| Wheelset | Bontrager Line Pro 30 | Blackbird Send |
| Tire | Maxxis Minion DHR II | Maxxis Minion DHF, Maxxis Minion DHR II DD |
| Brake | SRAM Maven | SRAM Maven Base |
| Rotor | SRAM HS2 | SRAM CenterLine |
| Handlebar | Race Face ERA | Blackbird 35 Aluminum Riser Bar |
| Stem | Race Face Turbine | Blackbird 35 |
| Grips | Trek Line Elite | Lizard Skins Strata |
| Seatpost | Fox Transfer Neo | not listed |
| Saddle | Trek Aeolus | WTB Silverado Fusion |
| Frame | not listed | Ibis Ripmo AF |
| Headset | not listed | Cane Creek 40 |
| Dropper post | not listed | KS Vantage Dropper |
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