Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 29" -
Travel Front 100mm -
Fork RST BLAZE
-
Groupset Altus -
Suspension Hardtail -
Drivetrain 3 × 8 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
16"
155cm - 168cm
18"
166cm - 182cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
alloy 6061 29" (ASL)
Suspension Fork
RST Blaze 29 ML, lock out (100 mm)
Drivetrain
Rear Derailleur
SHIMANO Altus
Shift Levers
SHIMANO Altus (24)
Cassette
SHIMANO HG200-8, 12-32 (8)
Crank
PROWHEEL, 40-30-22 teeth, 170 / 175 mm cranks
Chain
KMC Z8.3
Pedals
resin
Wheels
Front Hub
QUANDO Disc, 32 holes
Rear Hub
QUANDO Disc, 32 holes
Rims
AUTHOR Xenon 29, 32 holes
Spokes
black steel
Tires
AUTHOR Speed Master 29" × 2.00"
Brakes
Brakes
TEKTRO HD-M276, disc hydraulic (6" rotors)
Cockpit
Stem
AUTHOR alloy
Handlebar
AUTHOR rise 15 mm, 9°, 660 / 680 mm
Grips
AUTHOR high density foam
Seat
Saddle
AUTHOR Fenix
Seatpost
AUTHOR alloy (31.6)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 16" | 18" |
|---|---|---|
| Stack Reach Ratio | 1.674 mm | 1.606 mm |
| Bottom Bracket Height | 314 mm | 314 mm |
| Front Center | 648 mm | 668 mm |
| Rake | 51 mm | 51 mm |
| Trail | 86 mm | 87 mm |
| Stack | 631 mm | 636 mm |
| Reach | 377 mm | 396 mm |
| Top Tube Length | 570 mm | 590 mm |
| Seat Tube Angle | 73 ° | 73 ° |
| Seat Tube Length | 406 mm | 457 mm |
| Head Tube Angle | 69.5 ° | 69.5 ° |
| Head Tube Length | 115 mm | 120 mm |
| Chainstay Length | 450 mm | 450 mm |
| Wheelbase | 1091 mm | 1111 mm |
| Bottom Bracket Drop | 60 mm | 60 mm |
| Wheels | 29" | 29" |
| Rider Min Height | 155 cm | 166 cm |
| Rider Max Height | 168 cm | 182 cm |
Model Overview
Impulse 29 ASL belongs to the Author Impulse model. Author launched 29 bikes of this model so far. Check out the entire range from 2024 of this model, by clicking 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.
Crosscountry bikes average price
According to our math, the average price for a trustworthy Crosscountry bike is 1905$. However, even if your budget is less than the average, you might still be able to get a top-quality Crosscountry bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
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). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
Weighing 14.6 kg (32.19 lbs), the Impulse 29 ASL model is much heavier than average. In other words, this model is 17.74% heavier than the average Crosscountry bike.
Impulse 29 ASL components
Fork
The Impulse 29 ASL comes factory-installed with the RST BLAZE fork. This has a travel range of 100mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Wheels
When leaving the production line, the Impulse 29 ASL model has 29″ aluminum wheels. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, 29″ wheels will make your bike react slower to obstacles you may encounter.
Brakes
For your safety, it is important to have quality breaks on your bike. Author Impulse 29 ASL has Hydraulic Disc brakes installed. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.
Sizes
Impulse 29 ASL comes in 2 sizes, that range from 155 cm – 182 cm (5.09 ft – 5.97 ft). In conclusion, finding one for you shouldn’t be a problem.