Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 26" -
Travel Front 170mm -
Travel Rear 170mm -
Groupset XT, Race Face -
Suspension Full -
Drivetrain 2 × 10 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
15.5"
153cm - 167cm
17.5"
170cm - 184cm
19.5"
176cm - 189cm
21.5"
186cm - 196cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Red Aluminum w/Aluminum Armor, ABP, Full Floater, alloy EVO Link, E2 tapered head tube, oversized pivot bearings, ISCG03 mounts, 142x12mm or 135x12mm rear axle adaptors, replaceable derailleur hanger, adjustable geometry, 170mm travel
Drivetrain
Rear Derailleur
Shimano Deore XT
Front Derailleur
Shimano Deore XT, MRP LRP
Shift Levers
Shimano Deore XT, 10 speed
Cassette
Shimano M77110 11-36, 10 speed
Crank
Race Face Atlas, 36/24 w/bash guard
Pedals
n/a
Wheels
Rims
DT Swiss E 2000, 32 hole, 20mm front hub, 142x12mm rear hub; tubeless compatible
Tires
Bontrager XR4 Expert, 26x2.35"
Brakes
Brakes
Avid Elixir CR hydraulic disc brakes
Cockpit
Stem
Bontrager Rhythm, 31.8mm
Handlebar
Bontrager Rhythm Pro, 31.8mm, 50mm rise, 9 degree sweep
Headset
Cane Creek Frustum SE Light Edition, E2
Seat
Saddle
Bontrager Evoke 4, titanium rails
Seatpost
Crank Brothers Joplin 4R, 31.6mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 15.5" | 17.5" | 19.5" | 21.5" |
|---|---|---|---|---|
| Wheels | 26" | 26" | 26" | 26" |
| Rider Min Height | 153 cm | 170 cm | 176 cm | 186 cm |
| Rider Max Height | 167 cm | 184 cm | 189 cm | 196 cm |
About this model
Scratch Air 9 completes the Trek Scratch model. 8 bikes variations carry this model name so far. You can easily view all of the Trek Scratch bikes models from 2011, here.
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.
Downhill bikes average price
Our math shows that the average cost of a dependable Downhill bike is 3391$. However, you could also get a good Downhill bike even if you pay a lower amount than the average price. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Overview of components
Rear Shock
Rear shocks improve riding comfort and give you greater control over all terrains. To sum up, always consider getting a bike that has a rear shock as well.
Wheels size
The Scratch Air 9 2011 bike is equipped with 26″ aluminum wheels when leaving the factory. Being a little smaller, these wheels will fit both small and tall riders. However, they provide less traction than 29″ wheels do.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Scratch Air 9 comes with Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, you can ride your bike with confidence.
Sizes
Scratch Air 9 comes in 4 sizes, that range from 153 cm – 196 cm (5.02 ft – 6.43 ft). In short, you can easily find one that suits you.