2026 Specialized Rockhopper Sport vs 2025 Cube Reaction Race
The XL is the Cube Reaction Race size closest to your XL-29 Specialized Rockhopper Sport. 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 Cube Reaction Race
Compared with the Specialized Rockhopper Sport in XL-29, the Cube Reaction Race in XL places the top of the head tube at about the same height and 9 mm further back, relative to the bottom bracket. Its wheelbase is 27 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −1 mm
- About the same height
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- −27 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Specialized Rockhopper Sport numbers we have for size XL-29 are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Rockhopper Sport XL-29 | Cube Reaction Race XL | Difference |
|---|---|---|---|
| Reach | 465 | 456 | −9 mm |
| Stack | 640 | 639 | −1 mm |
| Head tube angle | 68.5 | 68.5° | ±0.0° |
| Seat tube angle | 73.5 | 74° | +0.5° |
| Wheelbase | 1178 | 1151 | −27 mm |
| BB drop | 62 | not listed | |
| BB height | 310 | not listed | |
| Standover | 820 | not listed | |
| Seat tube length | 500 | 510 | +10 mm |
| Head tube length | 120 | 127 | +7 mm |
| Effective top tube | not listed | 638 | |
| Chainstay length | not listed | 426 |
Differences are the Cube Reaction Race minus the Specialized Rockhopper Sport. Full charts: 2026 Specialized Rockhopper Sport, 2025 Cube Reaction Race.
Where each sits in its class
Specialized Rockhopper SportCube Reaction Race
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 | Specialized Rockhopper SportSport | Cube Reaction RaceRace |
|---|---|---|
| Frame | Specialized Rockhopper | Cube Reaction |
| Fork | SR Suntour XCM | Fox 32 Performance |
| Shifter | Shimano CUES | Shimano XT |
| Derailleur | Shimano CUES | Shimano XT Di2 Wireless |
| Cassette | Shimano CUES | Shimano XT |
| Chain | KMC eGlide | Shimano Deore M6100 |
| Crankset | Specialized Stout Pro | Praxis Girder |
| Wheelset | Specialized alloy, disc only, double-wall, 25mm inner width, 32h | Newmen Beskar 30 Base |
| Tire | Specialized Ground Control 2BR | Schwalbe Racing Ray, Schwalbe Racing Ralph |
| Brake | Shimano MT200 | Shimano XT |
| Handlebar | Specialized Mini Rise | Newmen Evolution SL |
| Stem | Specialized Stout | Newmen Evolution |
| Grips | Specialized Trail | Acid React Pro |
| Seatpost | Alloy, 2-bolt clamp, 30.9mm | Newmen Evolution |
| Saddle | Specialized Bridge Sport | Acid Nuance Pro |
| Chainring | not listed | Praxis Girder |
| Rotor | not listed | Shimano XT |
| Headset | not listed | Acros AZF-675 |
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