2025 Specialized Rockhopper vs 2025 Specialized Chisel Hardtail
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Specialized Chisel Hardtail
- Frame stack
- −35 mm
- Lower front end
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −54 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −8 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Specialized Rockhopper numbers we have for size L - 29 are missing the reach. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Rockhopper L - 29 | Specialized Chisel Hardtail M | Difference |
|---|---|---|---|
| Reach | not listed | 430mm | |
| Stack | 640mm | 605mm | −35 mm |
| Head tube angle | 68.5° | 68° | −0.5° |
| Seat tube angle | 73.5° | 74° | +0.5° |
| Effective top tube | 654mm | not listed | |
| Chainstay length | 440mm | 432mm | −8 mm |
| Wheelbase | 1178mm | 1124mm | −54 mm |
| BB drop | not listed | 63mm | |
| BB height | not listed | 309mm | |
| Standover | not listed | 792mm | |
| Seat tube length | not listed | 430mm | |
| Fork length | 515mm | 506mm | −9 mm |
| Head tube length | 120mm | 95mm | −25 mm |
Differences are the Specialized Chisel Hardtail minus the Specialized Rockhopper. Full charts: 2025 Specialized Rockhopper, 2025 Specialized Chisel Hardtail.
Where each sits in its class
Specialized RockhopperSpecialized Chisel Hardtail
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
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 RockhopperRockhopper | Specialized Chisel HardtailHardtail |
|---|---|---|
| Frame | Specialized A1 | Specialized D'Aluisio Smartweld M5 |
| Fork | SR Suntour XCM | not listed |
| Shifter | Shimano Altus | not listed |
| Derailleur | Shimano Altus M2020, Shimano Altus M2000 | not listed |
| Cassette | SunRace 11-36 | not listed |
| Chain | KMC X9EPT | not listed |
| Crankset | Specialized Stout | not listed |
| Pedals | Specialized Flat Pedal | not listed |
| Wheelset | Formula SP-2125 | not listed |
| Tire | Specialized Fast Trak Sport | not listed |
| Hub | Formula SP-2125 | not listed |
| Brake | Shimano MT200 | not listed |
| Rotor | Shimano MT200 | not listed |
| Handlebar | Specialized Mini Rise | not listed |
| Stem | Specialized Stout | not listed |
| Grips | Specialized Trail | not listed |
| Saddle | Specialized Bridge Sport | not listed |
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