2024 Trek Domane SLR Gen 4 vs 2025 Trek Domane AL 4 Gen 4
The Trek Domane AL 4 Gen 4 size closest to your 54 is the 54. Compare the 54 instead
What changes on the Trek Domane AL 4 Gen 4
Compared with the Trek Domane SLR Gen 4 in 54, the Trek Domane AL 4 Gen 4 in 44 places the top of the head tube 65 mm lower and 14 mm further back, relative to the bottom bracket. Its wheelbase is 27 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −65 mm
- Lower front end
- Frame reach
- −14 mm
- Shorter frame reach
- Wheelbase
- −27 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Domane SLR Gen 4 numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SLR Gen 4 54 | Trek Domane AL 4 Gen 4 44 | Difference |
|---|---|---|---|
| Reach | 374 | 360 | −14 mm |
| Stack | 575 | 510 | −65 mm |
| Head tube angle | 71.3° | 70.3° | −1.0° |
| Effective top tube | 542 | 507 | −35 mm |
| Chainstay length | 420 | 420 | ±0 mm |
| Wheelbase | 1010 | 983 | −27 mm |
| BB drop | 80 | 80 | ±0 mm |
| Standover | 754 | 657 | −97 mm |
| Seat tube length | 500 | 390 | −110 mm |
| Head tube length | 160 | 95 | −65 mm |
Differences are the Trek Domane AL 4 Gen 4 minus the Trek Domane SLR Gen 4. Full charts: 2024 Trek Domane SLR Gen 4, 2025 Trek Domane AL 4 Gen 4.
Where each sits in its class
Trek Domane SLR Gen 4Trek Domane AL 4 Gen 4
Each bike is ranked against the other road 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 Domane SLR Gen 4SLR 6 AXS Gen 4 | Trek Domane AL 4 Gen 4Gen 4 |
|---|---|---|
| Frame | Trek Domane SLR | Trek Domane AL |
| Shifter | SRAM eTap AXS Rival | Shimano Tiagra |
| Derailleur | SRAM D1 AXS Rival | Shimano Tiagra |
| Chain | SRAM Rival | Shimano HG54 Tiagra |
| Crankset | SRAM AXS Rival | Shimano Tiagra |
| Wheelset | Bontrager Aeolus Pro 37 | Bontrager Paradigm 23 |
| Brake | SRAM Rival | Shimano Tiagra |
| Handlebar | Bontrager Pro IsoCore VR-SF | Bontrager Comp |
| Stem | Trek RCS | Bontrager Elite |
| Saddle | Verse Short Elite | Bontrager Verse Short |
| Fork | not listed | Trek Domane AL |
| Cassette | not listed | Shimano HG500 |
| Chainring | not listed | Shimano Tiagra |
| Bottom bracket | not listed | Shimano RS501 |
| Tire | not listed | Bontrager Kwaremont Comp |
| Hub | not listed | Formula RX-512, Formula RX-142 |
| Rim | not listed | Bontrager Paradigm SL |
| Rotor | not listed | Shimano SM-RT66 |
| Bar tape | not listed | Bontrager Supertack Performance |
| Seatpost | not listed | Bontrager Comp |
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