Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Sora -
Suspension Rigid -
Drivetrain 2 × 9 -
Brakes Mechanical Disc
Sizing
Recommended size guide.
50cm
160cm - 170cm
52cm
168cm - 178cm
54cm
176cm - 188cm
56cm
186cm - 195cm
58cm
193cm - 205cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
triple butted alloy 6061
Suspension Fork
AUTHOR alloy 1.5" tapered
Drivetrain
Rear Derailleur
SHIMANO Sora
Front Derailleur
SHIMANO Sora
Shift Levers
SHIMANO Sora (18)
Cassette
SHIMANO HG400-9 11-32 (9)
Crank
PROWHEEL RPL 48-32 teeth 172.5 / 175 mm cranks
Chain
SHIMANO HG53
Wheels
Front Hub
QUANDO Road Disc 12 × 100 mm thru front axle 32 holes
Rear Hub
QUANDO Road Disc 12 × 100 mm thru front axle 32 holes
Rims
JALCO CR25D 32 holes
Spokes
stainless steel hi-ten 2.0 mm black
Tires
RITCHEY Cross Shield 700 × 35c
Brakes
Brakes
SHIMANO RS305 disc mechanical (160 mm rotors)
Cockpit
Stem
AUTHOR
Handlebar
PROMAX 420 / 440 / 460 mm
Seat
Saddle
AUTHOR Guru
Seatpost
AUTHOR (27.2)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 50cm | 52cm | 54cm | 56cm | 58cm |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.49 mm | 1.52 mm | 1.54 mm | 1.58 mm |
| Bottom Bracket Height | 279 mm | 279 mm | 280 mm | 281 mm | 281 mm |
| Front Center | 599 mm | 605 mm | 616 mm | 626 mm | 630 mm |
| Rake | 68 mm | 68 mm | 68 mm | 68 mm | 68 mm |
| Trail | 76 mm | 73 mm | 73 mm | 69 mm | 65 mm |
| Stack | 546 mm | 566 mm | 584 mm | 604 mm | 625 mm |
| Reach | 376 mm | 380 mm | 384 mm | 393 mm | 395 mm |
| Top Tube Length | 528 mm | 543 mm | 558 mm | 578 mm | 593 mm |
| Seat Tube Angle | 74.5 ° | 74 ° | 73.5 ° | 73 ° | 72.5 ° |
| Seat Tube Length | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm |
| Head Tube Angle | 70.5 ° | 71 ° | 71 ° | 71.5 ° | 72 ° |
| Head Tube Length | 120 mm | 140 mm | 160 mm | 180 mm | 200 mm |
| Chainstay Length | 423 mm | 423 mm | 423 mm | 423 mm | 423 mm |
| Wheelbase | 1012 mm | 1018 mm | 1029 mm | 1040 mm | 1044 mm |
| Bottom Bracket Drop | 70 mm | 70 mm | 69 mm | 68 mm | 68 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 160 cm | 168 cm | 176 cm | 186 cm | 193 cm |
| Rider Max Height | 170 cm | 178 cm | 188 cm | 195 cm | 205 cm |
Model Overview
Aura XR3 is part of the Author Aura model. There are 16 bikes that carry this model name. Take a sneak peek at all Author Aura bikes models from 2020, by clicking here.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Gravel bikes average price
Our math shows that the average cost of a dependable Gravel bike is 2462$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Gravel bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Gravel bikes average weight
Gravel bikes have an average weight of 8.13 kg (17.92 lbs). An easier bike will give you a big advantage in climbs. However, a heavier bike can gain speed when you descend.
much heavier than average, Aura XR3 has a weight of 11 kg (24.25 lbs). In other words, this model is 35.3% heavier than the average Gravel bike.
Overview of components
Fork material
Aura XR3 has an aluminum fork, which is a lighter material. However, it is not as tough, nor durable as steel is.
Wheels
When leaving the production line, the Aura XR3 model has 700c aluminum wheels. These wheels are the most used kind for road bikes in general. However, these wheels don’t perform so well when passing over obstacles.
Brakes
When you want to stop the bike in time, the brakes are vital. The Aura XR3 has Mechanical Disc brakes. They deliver good performance and cost less than hydraulic disk brakes. However, performance-wise there is room for improvement.
Sizes
Aura XR3 comes in 5 sizes, that range from 160 cm – 205 cm (5.25 ft – 6.73 ft). In short, you can easily find one that suits you.