Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 29" -
Travel Front 150mm -
Travel Rear 150mm -
Fork RockShox Lyrik Ultimate
-
Groupset SLX -
Suspension Full -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Aluminum
Suspension Fork
RockShox options: 35, Pike Select RC, Pike Ultimate RC2, Pike Ultimate RCT3, Lyrik Select RC, Lyrik Ultimate RC2
Rear Shock
RockShox options: Deluxe Select+ RT, Deluxe Ultimate RCT, Super Deluxe Ultimate RCT, Super Deluxe Coil Ultimate RCT
Drivetrain
Rear Derailleur
Shimano drivetrain options: SLX M7100, Deore XT M8100, XTR M9100
Front Derailleur
N/A
Shift Levers
Shimano options: Deore XT M8100 (with SLX or XT drivetrain), XTR M9100
Cassette
Shimano drivetrain options: SLX M7100, Deore XT M8100, XTR M9100
Crank
Options: Race Face Ride (with SLX drivetrain), Shimano SLX, Race Face Aeffect (with Deore XT drivetrain), Shimano Deore XT, Shimano XTR
Bottom Bracket
73mm threaded, Options: Race Face, Shimano
Chain
Shimano drivetrain options: SLX M7100, Deore XT M8100, XTR M9100
Chain Guide
N/A
Pedals
N/A
Wheels
Front Hub
110x15mm Boost front, 148x12mm Boost rear, Options: Hope Tech Pro 4, DT Swiss M1900 Spline 30 wheelset
Rear Hub
110x15mm Boost front, 148x12mm Boost rear, Options: Hope Tech Pro 4, DT Swiss M1900 Spline 30 wheelset
Rims
DT Swiss options: XM481, EX511, FR560, M502, M1900 Spline 30 wheelset
Spokes
DT Swiss options: Competition, Competition Race, M1900 Spline 30 wheelset
Tires
Maxxis options: Minion DHF, Minion DHR II, Dissector, High Roller II, Shorty, Assegai, Aggressor
Brakes
Brakes
SRAM options: Guide RE, G2 RSC, Code RSC, Shimano options: Deore M6000, M520, SLX M7120, Deore XT M8120, XTR M9120
Brake Levers
SRAM options: Guide RE, G2 RSC, Code RSC, Shimano options: Deore M6000, M520, SLX M7120, Deore XT M8120, XTR M9120
Cockpit
Stem
Race Face options: Aeffect R 35, 40mm length; Turbine R 35, 32mm length
Handlebar
Race Face options: Atlas 35, Turbine R 35, SixC 35 Carbon, Next R Carbon
Grips
Gusset S2, lock-on, 32mm diameter
Headset
ZS44 upper, ZS56 lower, Options: Bird, Hope Tech
Seat
Saddle
Fabric Scoop options: Radius Sport, Radius Elite, Radius Race Ti, Gel Radius
Seatpost
Options: Race Face Ride rigid, RockShox Reverb Stealth dropper, Bird Down dropper
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | MD | MD/LG | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.36 mm | 1.32 mm | 1.25 mm | 1.21 mm |
| Bottom Bracket Height | 340 mm | 340 mm | 340 mm | 340 mm |
| Stack | 607 mm | 616 mm | 616 mm | 625 mm |
| Reach | 445 mm | 468 mm | 493 mm | 515 mm |
| Top Tube Length | 598 mm | 623 mm | 648 mm | 673 mm |
| Seat Tube Angle | 76 ° | 76 ° | 76 ° | 76 ° |
| Seat Tube Length | 410 mm | 440 mm | 470 mm | 500 mm |
| Head Tube Angle | 65.5 ° | 65.5 ° | 65.5 ° | 65.5 ° |
| Head Tube Length | 100 mm | 110 mm | 110 mm | 120 mm |
| Chainstay Length | 433 mm | 433 mm | 433 mm | 433 mm |
| Wheelbase | 1206 mm | 1233 mm | 1258 mm | 1285 mm |
| Bottom Bracket Drop | 34 mm | 34 mm | 34 mm | 34 mm |
| Standover Height | 692 mm | 693 mm | 693 mm | 697 mm |
| Wheels | 29" | 29" | 29" | 29" |
About this model
Aeris AM9 Shimano 12-speed is a Bird Aeris model. Bird released 10 bikes variations of this model so far. You can get a glimpse at all models from 2020, by clicking on this link.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Enduro bikes average price
According to our calculations, the average cost of an Enduro bike that is reliable is 3599$. However, you could also get a good Enduro bike even if you pay a lower amount than the average price. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Aeris AM9 Shimano 12-speed components
Fork
The RockShox Lyrik Ultimate is included from the factory. It has a travel distance of 150mm. Bike forks are great for shock absorption and provide you with a smooth ride. To sum it all, when buying a bike, ensure that you look for a fork capable of decent travel.
Rear Shock
As for the rear shock, this bike has the RockShox options: Deluxe Select+ RT model, with a travel of 150mm. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. In conclusion, to increase your riding experience, get a bike with a rear shock if possible.
Wheels
The wheels on Aeris AM9 Shimano 12-speed are the 29″ aluminum type. Having 29″ wheels means that you need less fork travel, leading to a reduction of the pedal bob effect. However, the 29″ wheels will add a little more weight to the bike itself.
Brakes
For your safety, it is important to have quality breaks on your bike. Bird Aeris AM9 Shimano 12-speed has Hydraulic Disc brakes installed. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, these are ideal for anyone.
Dropper post
A dropper post is included with the Aeris AM9 Shimano 12-speed. Needless to say, a dropper post will come in handy on climbs and descends. You’ll fall in love with it at first sight!