Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Groupset Altus, Shimano -
Suspension Rigid -
Drivetrain 3 × 9 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Meta 20 aluminum
Suspension Fork
Aluminum tapered 1-1/4 to 1-1/8 in
Drivetrain
Rear Derailleur
Shimano Altus
Front Derailleur
Shimano Altus
Shift Levers
Shimano ST-EF505 3x9
Cassette
Shimano 11-28
Crank
Shimano FC-MT101
Bottom Bracket
Shimano sealed cartridge
Chain
KMC-Z9
Pedals
FPD NW-247
Wheels
Front Hub
Joytech
Rear Hub
Joytech
Rims
Weinmann U28 650
Tires
Kenda Kwick Seven.5 650 x 45
Brakes
Brakes
Shimano BR-MT200 hydraulic disc
Brake Levers
Shimano
Cockpit
Stem
Promax
Handlebar
Alloy 12 mm rise
Headset
FSA Orbit integrated sealed
Seat
Saddle
Opus City
Seatpost
Promax alloy 27.2 x 300
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.5 mm | 1.5 mm | 1.5 mm | 1.5 mm | 1.5 mm |
| Stack | 557 mm | 572 mm | 587 mm | 602 mm | 617 mm |
| Reach | 372 mm | 382 mm | 392 mm | 402 mm | 412 mm |
| Top Tube Length | 527 mm | 547 mm | 567 mm | 587 mm | 607 mm |
| Seat Tube Angle | 74.5 ° | 74 ° | 73.5 ° | 73 ° | 72.5 ° |
| Seat Tube Length | 380 mm | 420 mm | 460 mm | 500 mm | 540 mm |
| Head Tube Angle | 71 ° | 71.25 ° | 71.5 ° | 71.75 ° | 72 ° |
| Head Tube Length | 148 mm | 163 mm | 183 mm | 198 mm | 213 mm |
| Chainstay Length | 437 mm | 442 mm | 442 mm | 442 mm | 447 mm |
| Bottom Bracket Drop | 65 mm | 65 mm | 60 mm | 60 mm | 60 mm |
| Standover Height | 723 mm | 749 mm | 780 mm | 805 mm | 831 mm |
| Wheels | 650 | 650 | 650 | 650 | 650 |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
About this model
BIG CITY is an Opus Big City model. There are 9 bikes that carry this model name. You can get a glimpse at all models from 2022, by clicking on this link.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Average price for Commuter bikes
According to our calculations, the average cost of a Commuter bike that is reliable is 762$. However, even if your budget is less than the average, you might still be able to get a top-quality Commuter bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
Average weight for Commuter bikes
Commuter bikes weigh an average of 14.29 kg (31.5 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
much lighter than average, BIG CITY has a weight of 11.88 kg (26.19 lbs). In other words, this model is 20.29% lighter than the average Commuter bike.
Overview of components
Fork material
The fork on this bike is made out of aluminum, which is a lighter material. However, it is not as tough, nor durable as steel is.
Wheels size
When it comes to wheels, the BIG CITY bike is equipped with the aluminum model. After 700c wheels, 650b is the second most popular choice for road bikes. However, they don’t perform so well when you go over bumps and obstacles.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.
Sizes
Opus BIG CITY bike has 5 sizes, in the range of 156 cm – 195 cm (5.12 ft – 6.4 ft). In conclusion, it won’t take much to find one that’s right for you.