2027 Trek Fuel EX Alloy Gen 7 vs 2027 Santa Cruz Tallboy
The XXL is the Santa Cruz Tallboy size closest to your XL Trek Fuel EX Alloy 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 Santa Cruz Tallboy
Compared with the Trek Fuel EX Alloy Gen 7 in XL, the Santa Cruz Tallboy in XXL places the top of the head tube 9 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
- +9 mm
- Higher front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- +0.6°
- Steeper: sharper steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Trek Fuel EX Alloy Gen 7, XLSanta Cruz Tallboy, XXLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Fuel EX Alloy Gen 7 XL | Santa Cruz Tallboy XXL | Difference |
|---|---|---|---|
| Reach | 510 | 520 | +10 mm |
| Stack | 651 | 660 | +9 mm |
| Head tube angle | 64.5° | 65.1 | +0.6° |
| Seat tube angle | 76.9° | 77.5 | +0.6° |
| Effective top tube | 651 | 666 | +15 mm |
| Chainstay length | 447 | 444 | −3 mm |
| Wheelbase | 1298 | 1302 | +4 mm |
| BB drop | 35 | 36 | +1 mm |
| BB height | 339 | 333 | −6 mm |
| Standover | 758 | 758 | ±0 mm |
| Seat tube length | 455 | 500 | +45 mm |
| Head tube length | 140 | 155 | +15 mm |
Differences are the Santa Cruz Tallboy minus the Trek Fuel EX Alloy Gen 7. Full charts: 2027 Trek Fuel EX Alloy Gen 7, 2027 Santa Cruz Tallboy.
Where each sits in its class
Trek Fuel EX Alloy Gen 7Santa Cruz Tallboy
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 EX Alloy Gen 7Alloy Gen 7 | Santa Cruz Tallboy90 |
|---|---|---|
| Frame | Trek Alpha NEXT Platinum | Santa Cruz Tallboy |
| Rear shock | Fox Float Performance | RockShox Deluxe Select+ |
| Fork | not listed | RockShox Pike Select |
| Shifter | not listed | SRAM 90 Eagle Transmission |
| Derailleur | not listed | SRAM 90 Eagle Transmission |
| Cassette | not listed | SRAM GX Eagle Transmission |
| Chain | not listed | SRAM GX Eagle Transmission |
| Crankset | not listed | SRAM 90 Eagle DUB Transmission |
| Chainring | not listed | SRAM Eagle AXS |
| Bottom bracket | not listed | SRAM DUB |
| Tire | not listed | Maxxis Forekaster |
| Hub | not listed | DT Swiss 370 |
| Rim | not listed | Reserve 30|TR AL |
| Brake | not listed | SRAM DB 8 |
| Rotor | not listed | SRAM HS2 |
| Handlebar | not listed | OneUp Components Aluminum Bar |
| Stem | not listed | OneUp Components Enduro Stem |
| Grips | not listed | Santa Cruz House |
| Headset | not listed | Cane Creek 50 IS Integrated Headset |
| Dropper post | not listed | OneUp Components Dropper Post |
| Saddle | not listed | SDG Bel-Air V3 Lux-Alloy |
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