2026 Trek Supercaliber SLR 9.8 Gen 2 vs 2025 Giant Anthem Advanced
The M is the Giant Anthem Advanced size closest to your M Trek Supercaliber SLR 9.8 Gen 2. 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 Giant Anthem Advanced
Compared with the Trek Supercaliber SLR 9.8 Gen 2 in M, the Giant Anthem Advanced in M places the top of the head tube 3 mm higher and 15 mm further forward, relative to the bottom bracket. Its wheelbase is 21 mm longer, which can contribute to stability at speed.
- Frame stack
- +3 mm
- Higher front end
- Frame reach
- +15 mm
- Longer frame reach
- Wheelbase
- +21 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Supercaliber SLR 9.8 Gen 2 numbers we have for size M are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Supercaliber SLR 9.8 Gen 2 M | Giant Anthem Advanced M | Difference |
|---|---|---|---|
| Reach | 435 | 450 | +15 mm |
| Stack | 590 | 593 | +3 mm |
| Head tube angle | 67.5 | 67.5 | ±0.0° |
| Effective top tube | 592 | 604 | +12 mm |
| Chainstay length | 435 | 435 | ±0 mm |
| Wheelbase | 1138 | 1159 | +21 mm |
| BB drop | 46 | 42 | −4 mm |
| BB height | 328 | not listed | |
| Standover | 772 | 750 | −22 mm |
| Seat tube length | 420 | 420 | ±0 mm |
| Head tube length | 90 | 95 | +5 mm |
| Seat tube angle | not listed | 75.5 |
Differences are the Giant Anthem Advanced minus the Trek Supercaliber SLR 9.8 Gen 2. Full charts: 2026 Trek Supercaliber SLR 9.8 Gen 2, 2025 Giant Anthem Advanced.
Where each sits in its class
Trek Supercaliber SLR 9.8 Gen 2Giant Anthem Advanced
Each bike is ranked against the other XC 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 Supercaliber SLR 9.8 Gen 2SLR 9.8 XT Di2 Gen 2 | Giant Anthem Advanced |
|---|---|---|
| Frame | Trek Supercaliber | not listed |
| Fork | Fox 34 Factory | not listed |
| Rear shock | RockShox SIDLuxe Ultimate | not listed |
| Shifter | Shimano XT M8250 Di2 | not listed |
| Derailleur | Shimano XT M8250 | not listed |
| Cassette | Shimano XT M8200 | not listed |
| Chain | Shimano XT M8100 | not listed |
| Crankset | E*thirteen Helix Race Carbon | not listed |
| Chainring | E*thirteen 34 | not listed |
| Bottom bracket | E*thirteen BB20-92 | not listed |
| Wheelset | Bontrager Kovee Elite 30 | not listed |
| Tire | Maxxis Aspen | not listed |
| Brake | Shimano XT M8200 | not listed |
| Rotor | Shimano SM-RT86 | not listed |
| Handlebar | Bontrager RSL Integrated | not listed |
| Stem | Bontrager RSL | not listed |
| Grips | ESI Chunky | not listed |
| Headset | FSA IS2 | not listed |
| Dropper post | Bontrager Line Elite Dropper | not listed |
| Saddle | Bontrager Short Elite | not listed |
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