Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Tourney, Shimano -
Suspension Rigid -
Brakes Rim
Sizing
Recommended size guide.
17"
155cm - 169cm
19"
167cm - 182cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
alloy 6061 700c (L)
Suspension Fork
hi-ten
Drivetrain
Rear Derailleur
SHIMANO TX55
Front Derailleur
SHIMANO TX50 (31.8)
Shift Levers
SHIMANO Revoshift (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 36 holes
Rear Hub
QUANDO 36 holes
Rims
alloy 36 holes
Spokes
steel
Tires
AUTHOR Speed Master 700 x 42c
Brakes
Brakes
TEKTRO 855
Cockpit
Stem
ZOOM alloy
Handlebar
steel 20 mm 640 mm
Grips
AUTHOR high density foam
Seat
Saddle
AUTHOR Noble
Seatpost
ZOOM alloy (27.2)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 17" | 19" |
|---|---|---|
| Front Center | 628 mm | 647 mm |
| Rake | 45 mm | 45 mm |
| Top Tube Length | 563 mm | 583 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° |
| Seat Tube Length | 432 mm | 483 mm |
| Head Tube Angle | 70.5 ° | 70.5 ° |
| Head Tube Length | 140 mm | 155 mm |
| Chainstay Length | 438 mm | 438 mm |
| Wheelbase | 1059 mm | 1078 mm |
| Bottom Bracket Drop | 60 mm | 60 mm |
| Wheels | 700 | 700 |
| Rider Min Height | 155 cm | 167 cm |
| Rider Max Height | 169 cm | 182 cm |
Model Overview
Thema completes the Author Thema model. Author launched 8 bikes of this model so far.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for Hybrid bikes
If you want an acceptable Hybrid bike you should know that the average price is 562$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Hybrid bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Hybrid bikes average weight
The average weight for Hybrid bikes is 13.85 kg (30.53 lbs). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
With a weight of 12.9 kg (28.44 lbs), Author bike is a bit lighter than average. To sum up, it’s 7.36% lighter than the average weight of Hybrid bikes.
Thema components
Fork material
Thema has a steel fork, which is tougher than carbon in the case of an impact. However, it can add some extra weight to the bike.
Wheels size
The Thema 2016 bike is equipped with 700c aluminum wheels when leaving the factory. There is no doubt, that 700c wheels are very popular on all road bike models. However, these wheels don’t perform so well when passing over obstacles.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Thema comes with Rim brakes. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, they have problems in wet conditions.
Sizes
There are 2 sizes available for this model. Rider height can be anywhere between 155 cm – 182 cm (5.09 ft – 5.97 ft). In conclusion, finding one for you shouldn’t be a problem.