2024 Santa Cruz Bullit R vs 2026 Trek Fuel+ MX 9.8 Gen 2
The XXL is the Trek Fuel+ MX 9.8 Gen 2 size closest to your XXL Santa Cruz Bullit R. 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 Trek Fuel+ MX 9.8 Gen 2
Compared with the Santa Cruz Bullit R in XXL, the Trek Fuel+ MX 9.8 Gen 2 in XXL places the top of the head tube at about the same height and 12 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm longer, which can contribute to stability at speed.
- Frame stack
- −2 mm
- About the same height
- Frame reach
- +12 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- +0.2°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Santa Cruz Bullit R, XXLTrek Fuel+ MX 9.8 Gen 2, XXLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Santa Cruz Bullit R XXL | Trek Fuel+ MX 9.8 Gen 2 XXL | Difference |
|---|---|---|---|
| Reach | 515 | 527 | +12 mm |
| Stack | 670.4 | 668 | −2 mm |
| Head tube angle | 64° | 64.2° | +0.2° |
| Seat tube angle | 76.8° | 76.1° | −0.7° |
| Effective top tube | 672.1 | 682 | +10 mm |
| Chainstay length | 449 | 449 | ±0 mm |
| Wheelbase | 1327.7 | 1332 | +4 mm |
| BB drop | 25.5/6.5 | 31 | |
| BB height | 348 | 343 | −5 mm |
| Standover | 745 | 769 | +24 mm |
| Seat tube length | 500 | 475 | −25 mm |
| Head tube length | 155 | 155 | ±0 mm |
Differences are the Trek Fuel+ MX 9.8 Gen 2 minus the Santa Cruz Bullit R. Full charts: 2024 Santa Cruz Bullit R, 2026 Trek Fuel+ MX 9.8 Gen 2.
Where each sits in its class
Santa Cruz Bullit RTrek Fuel+ MX 9.8 Gen 2
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 | Santa Cruz Bullit RR | Trek Fuel+ MX 9.8 Gen 29.8 Eagle 90 Gen 2 |
|---|---|---|
| Fork | RockShox ZEB Base | Fox 36 Factory |
| Rear shock | RockShox Super Deluxe Select | Fox Float Factory |
| Shifter | SRAM NX | SRAM Eagle 90 Transmission |
| Derailleur | SRAM NX Eagle | SRAM Eagle 90 Transmission |
| Cassette | SRAM NX Eagle | SRAM GX Eagle Transmission |
| Chain | SRAM NX Eagle | SRAM GX Eagle |
| Crankset | Shimano EM600 Crank Arms | not listed |
| Motor | Shimano Drive Unit DU-EP801 | TQ HPR60-DRV01 |
| Tire | Maxxis Assegai, Maxxis Minion DHR II | Maxxis Assegai |
| Hub | SRAM MTH 716, SRAM MTH 746 | not listed |
| Rim | WTB ST i30 TCS 2.0 | not listed |
| Brake | SRAM DB 8 | SRAM Maven 4-piston Bronze |
| Rotor | Avid Centerline | SRAM HS2 |
| Handlebar | e*thirteen TRS | Race Face ERA |
| Dropper post | SDG Tellis Dropper | not listed |
| Saddle | WTB Silverado | Trek Verse |
| Frame | not listed | Trek OCLV |
| Chainring | not listed | SRAM Transmission |
| Battery | not listed | TQ HPR 580Wh V01 |
| Wheelset | not listed | Bontrager Line Comp 30 |
| Grips | not listed | Trek Line Elite |
| Seatpost | not listed | Bontrager Line Dropper |
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