2017 Norco Optic C9.1 Framekit vs 2018 Specialized Camber Men's 27.5
The M is the Specialized Camber Men's 27.5 size closest to your S Norco Optic C9.1 Framekit. 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 Specialized Camber Men's 27.5
Compared with the Norco Optic C9.1 Framekit in S, the Specialized Camber Men's 27.5 in M places the top of the head tube 11 mm lower and 11 mm further forward, relative to the bottom bracket. Its wheelbase is 5 mm longer, which can contribute to stability at speed.
- Frame stack
- −11 mm
- Lower front end
- Frame reach
- +11 mm
- Longer frame reach
- Wheelbase
- +5 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Norco Optic C9.1 Framekit numbers we have for size S are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Norco Optic C9.1 Framekit S | Specialized Camber Men's 27.5 M | Difference |
|---|---|---|---|
| Reach | 414 | 425mm | +11 mm |
| Stack | 601 | 590mm | −11 mm |
| Head tube angle | 68.5 | 68° | −0.5° |
| Seat tube angle | 75.4 | 75° | −0.4° |
| Wheelbase | 1114 | 1119mm | +5 mm |
| BB height | 332 | not listed | |
| Head tube length | 95 | 115mm | +20 mm |
| Effective top tube | not listed | 583mm | |
| Chainstay length | not listed | 420mm | |
| BB drop | not listed | 23mm | |
| Standover | not listed | 728mm | |
| Seat tube length | not listed | 430mm | |
| Fork length | not listed | 522mm |
Differences are the Specialized Camber Men's 27.5 minus the Norco Optic C9.1 Framekit. Full charts: 2017 Norco Optic C9.1 Framekit, 2018 Specialized Camber Men's 27.5.
Where each sits in its class
Norco Optic C9.1 FramekitSpecialized Camber Men's 27.5
Each bike is ranked against the other trail 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 | Norco Optic C9.1 Framekit | Specialized Camber Men's 27.5Men's 27.5 |
|---|---|---|
| Fork | not listed | RockShox Recon RL 27.5 |
| Rear shock | not listed | X-Fusion Pro RL |
| Shifter | not listed | SRAM GX |
| Derailleur | not listed | SRAM GX |
| Chain | not listed | KMC X-10 |
| Crankset | not listed | SRAM NX |
| Chainring | not listed | Specialized X-Sync |
| Bottom bracket | not listed | SRAM Power |
| Tire | not listed | Specialized Purgatory, Specialized Ground Control |
| Brake | not listed | Tektro Gemini Comp |
| Grips | not listed | Specialized Sip Grip |
| Saddle | not listed | Specialized Henge Sport |
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