Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 26" -
Travel Front 80mm -
Fork RST CAPA
-
Groupset Tourney, Shimano -
Suspension Hardtail -
Brakes Rim
Sizing
Recommended size guide.
17"
155cm - 172cm
19"
170cm - 185cm
21"
182cm - 200cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
alloy 6061 26'
Suspension Fork
RST Capa T (80 mm)
Drivetrain
Rear Derailleur
SHIMANO TY300
Front Derailleur
SHIMANO TY500 (31.8)
Shift Levers
SHIMANO (21)
Cassette
SHIMANO MF-TZ21 14-28 (7)
Crank
PROWHEEL 42-34-24 teeth 170 mm cranks
Chain
KMC Z51
Pedals
resin
Wheels
Front Hub
QUANDO 32 holes
Rear Hub
QUANDO 32 holes
Rims
alloy 32 holes
Spokes
steel
Tires
CST Classic Venice 26' x 2.00'
Brakes
Brakes
TEKTRO V
Cockpit
Stem
ZOOM adjustable
Handlebar
steel 42 mm 620 / 640 mm
Grips
AUTHOR high density foam
Seat
Saddle
AUTHOR King Sofa
Seatpost
ZOOM suspension (27.2)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 17" | 19" | 21" |
|---|---|---|---|
| Bottom Bracket Height | 298 mm | 298 mm | 298 mm |
| Front Center | 623 mm | 634 mm | 644 mm |
| Rake | 38 mm | 38 mm | 38 mm |
| Top Tube Length | 548 mm | 558 mm | 568 mm |
| Seat Tube Angle | 75 ° | 75 ° | 75 ° |
| Seat Tube Length | 432 mm | 483 mm | 533 mm |
| Head Tube Angle | 71 ° | 71 ° | 71 ° |
| Head Tube Length | 150 mm | 160 mm | 170 mm |
| Chainstay Length | 428 mm | 428 mm | 428 mm |
| Wheelbase | 1047 mm | 1058 mm | 1068 mm |
| Bottom Bracket Drop | 45 mm | 45 mm | 45 mm |
| Wheels | 26" | 26" | 26" |
| Rider Min Height | 155 cm | 170 cm | 182 cm |
| Rider Max Height | 172 cm | 185 cm | 200 cm |
Model Overview
Opus is part of the Author Opus model. Author launched 4 bikes of this model so far.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Crosscountry bikes average price
Our math shows that the average cost of a dependable Crosscountry bike is 1905$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Crosscountry bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Crosscountry bikes average weight
The average weight for Crosscountry bikes is 12.4 kg (27.34 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
Opus weighs 15.3 kg (33.73 lbs) and is much heavier than the average. In other words, this model is 23.39% heavier than the average Crosscountry bike.
Overview of components
Fork
The Opus comes factory-installed with the RST CAPA fork. This has a travel range of 80mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. In short, you should always ensure you have a good fork when purchasing a bike.
Wheels
When leaving the production line, the Opus model has 26″ aluminum wheels. These wheels give you great handling over your bike. However, they are less forgiving when riding over obstacles such as bumps and roots.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Rim brakes. Rim brakes are cheaper than hydraulic brakes, and also easier to maintain. However, you could spend a little extra and get a bike that has hydraulic brakes.
Sizes
Opus comes in 3 sizes, that range from 155 cm – 200 cm (5.09 ft – 6.56 ft). In conclusion, finding one for you shouldn’t be a problem.