2017 Norco Optic C7.2 vs 2015 Norco Fluid 7.3
The L is the Norco Fluid 7.3 size closest to your L Norco Optic C7.2. 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 Norco Fluid 7.3
Compared with the Norco Optic C7.2 in L, the Norco Fluid 7.3 in L places the top of the head tube 11 mm lower and 3 mm further back, relative to the bottom bracket. Its wheelbase is 26 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −11 mm
- Lower front end
- Frame reach
- −3 mm
- Shorter frame reach
- Wheelbase
- −26 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper 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 C7.2 numbers we have for size L are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Norco Optic C7.2 L | Norco Fluid 7.3 L | Difference |
|---|---|---|---|
| Reach | 455 | 452 | −3 mm |
| Stack | 602 | 591 | −11 mm |
| Head tube angle | 68 | 68.5 | +0.5° |
| Seat tube angle | 74.5 | 74.5 | ±0.0° |
| Wheelbase | 1174 | 1148 | −26 mm |
| BB height | 334 | 332 | −2 mm |
| Head tube length | 129 | 122 | −7 mm |
| Seat tube length | not listed | 470 |
Differences are the Norco Fluid 7.3 minus the Norco Optic C7.2. Full charts: 2017 Norco Optic C7.2, 2015 Norco Fluid 7.3.
Where each sits in its class
Norco Optic C7.2Norco Fluid 7.3
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 C7.2C7.2 | Norco Fluid 7.37.3 |
|---|---|---|
| Fork | Fox 34 Float 650B Performance Elite | RockShox XC-30 TK solo air |
| Rear shock | Fox Float DPS Peformance Elite EVOL | not listed |
| Shifter | Shimano XT 2sp I spec | Shimano Deore M4000 rapid fire 3 sp |
| Derailleur | Shimano XT long cage 11 speed for 2x11 | Shimano 9 speed Deore RD Shadow type |
| Cassette | Shimano 11-40T 11sp (running change to 11-42T) | Shimano CS HG 20 9 speed |
| Chain | Shimano HG-600-11 11sp | KMC Z-99 chain |
| Rim | Race Face AR 24 650B tubeless compatible | WTB SX19 Double Wall |
| Brake | Shimano Deore XT | Shimano Acera M355 |
| Handlebar | Race Face Turbine 760x20mm | not listed |
| Stem | Race Face Turbine Basic 35 | not listed |
| Grips | Norco Lock On Grip | Norco MTB gator design trail grip |
| Seatpost | RockShox Reverb Stealth | not listed |
| Saddle | SDG Circuit Mtn with chromoly rails | WTB Volt Sport SE XC trail saddle |
| Crankset | not listed | SR Suntour XCR 44/32/22T with octalink |
| Tire | not listed | WTB Beeline 650Bx2.2 |
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