Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Wheels 29" -
Travel Front 100mm -
Fork Fox Float 32
-
Groupset XT -
Suspension Hardtail -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
17"
171cm - 181cm
19"
179cm - 190cm
21"
187cm - 205cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
AUTHOR A carbon monocoque 29"
Suspension Fork
FOX 32 Float SC 29 100 Remote air, remote lock out 15 mm thru axle 1.5" tapered steerer (100 mm)
Drivetrain
Rear Derailleur
SHIMANO XT "clutch"
Front Derailleur
SHIMANO XT (34.9)
Shift Levers
SHIMANO XT (22)
Cassette
SHIMANO M8000-11 11-42 (11)
Crank
SHIMANO XT 38-28 teeth 175 mm cranks
Bottom Bracket
BSA, 73mm, threaded
Chain
SHIMANO HG701
Wheels
Front Hub
MAVIC Crossmax Pro 29 UST wheel set 24 holes 15 x 110 mm thru front axle 12 x 142 mm thru rear axle
Rear Hub
MAVIC Crossmax Pro 29 UST wheel set 24 holes 15 x 110 mm thru front axle 12 x 142 mm thru rear axle
Rims
MAVIC Crossmax SL Pro 29 UST wheel set 24 holes
Spokes
MAVIC
Tires
VITTORIA Barzo kevlar TNT 29" x 2.10"
Brakes
Brakes
SHIMANO XT disc hydraulic (6" rotors)
Cockpit
Stem
RITCHEY WCS 4-Axis
Handlebar
RITCHEY WCS Flat karbon 9° 680 mm
Grips
AUTHOR Pro Lock
Seat
Saddle
PROLOGO X Zero II
Seatpost
RITCHEY WCS 1B karbon (31.6)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 17" | 19" | 21" |
|---|---|---|---|
| Bottom Bracket Height | 314 mm | 314 mm | 314 mm |
| Front Center | 653 mm | 664 mm | 691 mm |
| Rake | 44 mm | 44 mm | 44 mm |
| Top Tube Length | 612 mm | 623 mm | 643 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 454 mm | 480 mm | 530 mm |
| Head Tube Angle | 72 ° | 72 ° | 72 ° |
| Head Tube Length | 110 mm | 120 mm | 130 mm |
| Chainstay Length | 441 mm | 441 mm | 441 mm |
| Wheelbase | 1087 mm | 1098 mm | 1125 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm |
| Wheels | 29" | 29" | 29" |
| Rider Min Height | 171 cm | 179 cm | 187 cm |
| Rider Max Height | 181 cm | 190 cm | 205 cm |
About this model
Magnum 29 completes the Author Magnum model. Author released 9 bikes variations of this model so far.
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 Crosscountry bikes
If you want to purchase a solid Crosscountry bike, it is important to know that the average cost is 1905$. However, this doesn’t mean that if you spend less money on a Crosscountry bike, you couldn’t get a decent one. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
Average weight for Crosscountry bikes
Crosscountry bikes have an average weight of 12.4 kg (27.34 lbs). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
Weighing 9.7 kg (21.38 lbs), the Magnum 29 model is much lighter than average. In short, the average Crosscountry bike weight is 27.84% higher than this one.
Magnum 29 components
Fork
The Magnum 29 comes factory-installed with the Fox Float 32 fork. This has a travel range of 100mm. Bike forks are perfect to absorb shocks and provide a great riding experience overall. In short, you should always ensure you have a good fork when purchasing a bike.
Wheels
When leaving the production line, the Magnum 29 model has 29″ aluminum wheels. With 29″ wheels, bumps will feel lighter and you’ll gain more speed on descends, compared to smaller wheel-sized bikes. However, if you’re not a tall person, you might find it difficult to adapt to this wheel size.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, you can ride your bike with confidence.
Sizes
There are 3 sizes available for this model. Rider height can be anywhere between 171 cm – 205 cm (5.61 ft – 6.73 ft). In short, it won’t be difficult to find the right one for you.