Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 29" -
Travel Front 120mm -
Travel Rear 110mm -
Fork RockShox Recon Gold RL
-
Groupset NX, Suntour SR -
Suspension Full -
Drivetrain 1 × 11 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Optic Aluminum 110mm (29), 120mm (650B)
Suspension Fork
Rockshox Recon RL Gold, solo air boost 120mm (29), 130mm (650B)
Rear Shock
Rockshox Monarch R
Drivetrain
Rear Derailleur
SRAM NX 11
Front Derailleur
N/A
Shift Levers
SRAM NX 11 11 speed
Cassette
SRAM NX 11 11-42T
Crank
SR Suntour Zeron Boost 30T (29), 32T (650B) cranks w/1X narrow/wide
Bottom Bracket
SR Suntour 73mm thread in
Chain
SRAM 11 speed
Chain Guide
N/A
Pedals
N/A
Wheels
Front Hub
Novatec 110x15 sealed bearing disc hub
Rear Hub
Novatec 148x12 w 5 sealed bearing
Rims
WTB STP I25, TCS 25mm inner
Spokes
Stainless steel
Tires
Maxxis Forecaster 2.35
Brakes
Brakes
Tektro HD-M285 Hydraulic w/180mm rotor
Brake Levers
Tektro HD-M285
Cockpit
Stem
Alloy MTB stem 50mm (29), 60mm (650B)
Handlebar
Norco 25mm rise 6061 DB alloy 760mm
Grips
Norco lock on grip
Headset
FSA #57B tapered internal
Seat
Saddle
WTB Volt
Seatpost
JD Trans X post 80mm XS, 100mm S, 125mm M, L,XL, 31.6mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM |
|---|---|---|
| Stack Reach Ratio | 1.49 mm | 1.43 mm |
| Bottom Bracket Height | 334 mm | 334 mm |
| Front Center | 660 mm | 687 mm |
| Rake | 44 mm | 44 mm |
| Trail | 104 mm | 104 mm |
| Stack | 572 mm | 581 mm |
| Reach | 385 mm | 407 mm |
| Top Tube Length | 529 mm | 559 mm |
| Seat Tube Angle | 75.9 ° | 75.5 ° |
| Seat Tube Length | 380 mm | 410 mm |
| Head Tube Angle | 68 ° | 68 ° |
| Head Tube Length | 97 mm | 107 mm |
| Chainstay Length | 417 mm | 422 mm |
| Wheelbase | 1077 mm | 1108 mm |
| Bottom Bracket Drop | 18 mm | 18 mm |
| Standover Height | 749 mm | 746 mm |
| Front Travel | 130 mm | 130 mm |
| Rear Travel | 120 mm | 120 mm |
| Wheels | 29" | 29" |
Model Overview
Optic A3 27.5 completes the Norco Optic model. There are 96 bikes that carry this model name. Check out the entire range from 2018 of this model, by clicking this link.
Model range prices
Norco Optic A3 Womens 27.5 2018 is the most economical model, with a starting price of 2299$. Norco Optic C1 29 2018 on the other hand costs 6999$, and is the most expensive model.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Crosscountry bikes
If you want an acceptable Crosscountry bike you should know that the average price is 1905$. However, even though the average price of a Crosscountry bike is lower, you might still be able to get a top-quality bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Furthermore, this bike was made available in 2018 for 2299$. In conclusion, this bike price is 20.68% more expensive than the price of the average Crosscountry bike.
Optic A3 27.5 components
Fork
The Optic A3 27.5 comes factory-installed with the RockShox Recon Gold RL fork. This has a travel range of 120mm. Bike forks are perfect to absorb shocks and provide a great riding experience overall. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
The Optic A3 27.5 has a rear shock with a travel of 110mm. The model Rockshox Monarch R is the one installed in this bike. Bike rear shocks increase the riding comfort, and also give you more control over technical trails. In short, a full-suspension bike will give you the smoothest ride possible.
Wheels size
The Optic A3 27.5 2018 bike is equipped with 29″ aluminum wheels when leaving the factory. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, these wheels are not ideal for smaller people.
Brakes
When you want to stop the bike in time, the brakes are vital. The Optic A3 27.5 has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, these are ideal for anyone.