Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 29" -
Travel Front 100mm -
Fork RST AERIAL
-
Groupset Alivio -
Suspension Hardtail -
Drivetrain 3 × 9 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
17"
168cm - 180cm
19"
177cm - 190cm
21"
187cm - 202cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
hydroformed alloy 6061 29"
Suspension Fork
RST Aerial 29 TnL air, lock out (100 mm)
Drivetrain
Rear Derailleur
SHIMANO Alivio
Front Derailleur
SHIMANO Alivio (34.9)
Shift Levers
SHIMANO Alivio (27)
Cassette
SHIMANO HG400-9 11-34 (9)
Crank
SHIMANO M4000 40-30-22 teeth 170 / 175 mm cranks
Chain
KMC Z9
Pedals
AUTHOR alloy
Wheels
Front Hub
QUANDO Disc 32 holes
Rear Hub
QUANDO Disc 32 holes
Rims
AUTHOR Xenon 29 32 holes
Spokes
black steel
Tires
AUTHOR Rocket 29" x 2.10"
Brakes
Brakes
TEKTRO Auriga disc hydraulic (7" rotors)
Cockpit
Stem
AUTHOR alloy
Handlebar
AUTHOR Flatbar 9° 700 mm
Grips
AUTHOR Pro Lock
Seat
Saddle
AUTHOR Navigator
Seatpost
AUTHOR alloy (31.6)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 17" | 19" | 21" |
|---|---|---|---|
| Stack Reach Ratio | 1.54 mm | 1.52 mm | 1.48 mm |
| Bottom Bracket Height | 311 mm | 311 mm | 311 mm |
| Front Center | 682 mm | 703 mm | 724 mm |
| Rake | 51 mm | 51 mm | 51 mm |
| Trail | 89 mm | 89 mm | 89 mm |
| Stack | 626 mm | 640 mm | 650 |
| Reach | 406 mm | 422 mm | 439 mm |
| Top Tube Length | 598 mm | 618 mm | 638 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 432 mm | 483 mm | 535 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 115 mm | 130 mm | 140 mm |
| Chainstay Length | 443 mm | 443 mm | 443 mm |
| Wheelbase | 1118 mm | 1139 mm | 1160 mm |
| Bottom Bracket Drop | 63 mm | 63 mm | 63 mm |
| Wheels | 29" | 29" | 29" |
| Rider Min Height | 168 cm | 177 cm | 187 cm |
| Rider Max Height | 180 cm | 190 cm | 202 cm |
Model Overview
Spirit 29 completes the Author Spirit model. Author launched 17 bikes of this model so far. You can get a glimpse at all models from 2019, by clicking on this link.
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.
Crosscountry bikes average price
Our math shows that the average cost of a dependable Crosscountry bike is 1905$. However, this doesn’t mean that if you spend less money on a Crosscountry bike, you couldn’t get a decent one. 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
If we make a quick analysis of the average weight of a Crosscountry bike, we get 12.4 kg (27.34 lbs). You will have a greater advantage on climbs if your bike is easier than the average. On descents, however, a heavier bike will give you extra speed.
much heavier than average, Spirit 29 has a weight of 14.5 kg (31.97 lbs). To sum up, it’s 16.94% heavier than the average weight of Crosscountry bikes.
Overview of components
Fork
The Spirit 29 comes factory-installed with the RST AERIAL fork. This has a travel range of 100mm. 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.
Wheels
The Spirit 29 2019 bike is equipped with 29″ aluminum wheels when leaving the factory. With 29″ wheels, bumps will feel lighter and you’ll gain more speed on descends, compared to smaller wheel-sized bikes. However, these wheels are not ideal for smaller people.
Brakes
Nothing is more important on a bike than its ability to brake properly. Author Spirit 29 is equipped with Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, these are ideal for anyone.
Sizes
This bike is available in 3 sizes. They vary from 168 cm – 202 cm (5.51 ft – 6.63 ft). In short, you can easily find one that suits you.