2026 Giant Contend AR vs 2025 Trek Domane SL Gen 2 Rim
The 52 is the Trek Domane SL Gen 2 Rim size closest to your XS Giant Contend AR. 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 Domane SL Gen 2 Rim
Compared with the Giant Contend AR in XS, the Trek Domane SL Gen 2 Rim in 52 places the top of the head tube at about the same height and 4 mm further back, relative to the bottom bracket.
- Frame stack
- +2 mm
- About the same height
- Frame reach
- −4 mm
- Shorter frame reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −2 mm
- About the same
The two frames
Only the Giant Contend AR is drawn. The Trek Domane SL Gen 2 Rim numbers we have for size 52 are missing the seat angle.
Geometry side by side
| Measurement | Giant Contend AR XS | Trek Domane SL Gen 2 Rim 52 | Difference |
|---|---|---|---|
| Reach | 375 | 371 | −4 mm |
| Stack | 559 | 561 | +2 mm |
| Head tube angle | 71.8 | 71.3° | −0.5° |
| Seat tube angle | 74.0 | not listed | |
| Effective top tube | 535 | 530 | −5 mm |
| Chainstay length | 422 | 420 | −2 mm |
| Wheelbase | 1003 | 1003 | ±0 mm |
| BB drop | 80 | 80 | ±0 mm |
| Standover | 759 | 735 | −24 mm |
| Seat tube length | 465 | 475 | +10 mm |
| Head tube length | 135 | 145 | +10 mm |
Differences are the Trek Domane SL Gen 2 Rim minus the Giant Contend AR. Full charts: 2026 Giant Contend AR, 2025 Trek Domane SL Gen 2 Rim.
Where each sits in its class
Giant Contend ARTrek Domane SL Gen 2 Rim
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 | Giant Contend ARAR 1 | Trek Domane SL Gen 2 Rim |
|---|---|---|
| Frame | Giant Contend | not listed |
| Fork | Giant Advanced-Grade Composite, full-composite OverDrive steerer, 12x100mm thru-axle, disc | not listed |
| Shifter | Shimano 105 Di2 | not listed |
| Derailleur | Shimano 105 Di2 | not listed |
| Cassette | Shimano 105 | not listed |
| Chain | KMC X12L-1 | not listed |
| Crankset | Shimano 105 | not listed |
| Bottom bracket | Shimano BB-RS501 | not listed |
| Wheelset | Giant P-R2 Disc | not listed |
| Tire | Giant Gavia Fondo 2 | not listed |
| Brake | Shimano 105 Di2 | not listed |
| Rotor | Giant MPH | not listed |
| Handlebar | Giant D-Fuse SL | not listed |
| Stem | Giant Contact | not listed |
| Grips | Velo Cork tape with gel | not listed |
| Headset | Giant OverDrive | not listed |
| Seatpost | Giant D-Fuse | not listed |
| Saddle | Giant Approach | not listed |
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