Trek SCRATCH AIR 8 2011 VS GT I-DRIVE 7 2.0 2006 specs comparison

Trek Scratch Air 8

General Infos

Model	Scratch Air 8
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Matte Light Raw Tint
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Bontrager XR4 Expert
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano SLX Levers Avid Elixir 5 Brakes
Hubs for disc brakes	Bontrager Cousin Earl Disc
Rims manufacturer	32-hole Bontrager Cousin Earl Disc
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Bontrager Rhythm Pro
Handlebar extender	Optional
Handlebar stem details	Bontrager Rhythm
Headset size	FSA No.57E

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/36 Teeth Race Face Ride
Gear shift levers	Shimano SLX
Rear gear set	11 - 36 Teeth 10-speed

Trek Scratch Air 8 Fork System Data

Derailleur (Front)	Shimano SLX
Derailleur (Rear)	Shimano SLX
Fork material	Single Crown Alloy
Fork type	160 (millimeters) Travel Fox 36 Float R

Other Specs of Trek Scratch Air 8

Component group sets	Shimano SLX
Pedals details	Optional
Rear shock absorber	170 (millimeters) Travel Fox Float RP-2
Saddle seat	Bontrager Evoke 2
Seat post extension	31.6 (millimeters) Diameter Bontrager Rhythm Elite

GT i-Drive 7 2.0

General Infos

Model	i-Drive 7 2.0
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-Bentonite
Sizes	- Small - Medium - Large

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.30 (inches) Tioga Blue Dragon Front: 26 X 2.50 (inches) Tioga Blue Dragon
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HFX-9 Levers Hayes HFX-9 Brakes
Hubs for disc brakes	12 (millimeters) Through Axle 20 (millimeters) Through Axle Rear: Sealed Bearing Cold Forged Cold Forged Heat Treated For Disc Brake Heat Treated For Disc Brake Front: Sealed Bearing
Rims manufacturer	WTB Dual Duty FR
Spoke nipples type	Chrome Plated Brass
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	New Design 6061 Heat Treated I-Drive
Frame type	TIG-welded
Handlebar construction	6061 Heat Treated Aluminum With 31.8 (millimeters) Truvativ Hussefelt
Handlebar extender	Not Available
Handlebar stem details	Forged 6061 Heat Treated Aluminum With 31.8 (millimeters) Truvativ Hussefelt
Headset size	1 1/8 (inches) FSA (inches)Ha (millimeters)er (inches) Cro-mo Sealed Bearing Free Ride Specific

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Howitzer
Crankset parts and sizes	24/36 Teeth Truvativ Hussefelt With Bashguard
Gear shift levers	SRAM X 7 Nine Speed
Rear gear set	11 - 34 Teeth 9-speed

GT i-Drive 7 2.0 Fork System Data

Derailleur (Front)	Shimano LX Dual Pul
Derailleur (Rear)	SRAM X 9 Nine Speed
Fork material	Aluminum and magnesium
Fork type	170 (millimeters) Marzocchi Drop Off Triple

Other Specs of GT i-Drive 7 2.0

Component group sets	Mountain Mix
Pedals details	Truvativ Hussefelt
Rear shock absorber	7 (inches) Travel Coil Sprung Gas Charged With Reboun Fox DHX 3.0
Saddle seat	SDG New Bel Air With Two Tone Cover And SDG Logos
Seat post extension	Truvativ Forged Head With 2 Bolt Clamp