GT AVALANCHE 2.0 DISC 2006 VS Rocky Mountain TRAILHEAD 2011 specs comparison

GT Avalanche 2.0 Disc

General Infos

Model	Avalanche 2.0 Disc
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Gray -Blue
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Factory XC Front: 26 X 1.95 (inches) Tioga Factory Extreme
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano ST-EF29 Levers Forged Caliper With Dial Adjust Pad Centerin Front and Tektro Aquila Mechanical Disc Rear Brakes Tektro Aquila Mechanical Disc
Hubs for disc brakes	Rear: Alloy 8 Speed Cassette With QR For Disc Front: Alloy QR For Disc
Rims manufacturer	Alloy Double Wall ATB
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT Triple Triangle Design 6061 Butted Aluminum
Frame type	TIG-welded
Handlebar construction	6 Degree Bend Anatomically Sized Alum. 20 (millimeters) Rise
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With Four Bolt Alum Face Plate GT ATB
Headset size	1 1/8 (inches) TH Zero Stack

Gearing Specifications

Bicycle chain	Shimano CN-IG31
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	22/32/42 Teeth Truvativ ISO FLO
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 2.0 Disc Fork System Data

Derailleur (Front)	Shimano M330
Derailleur (Rear)	Shimano Deore
Fork material	Aluminum and magnesium
Fork type	80-120 (millimeters) RST Omega T6

Other Specs of GT Avalanche 2.0 Disc

Component group sets	Mountain Mix
Pedals details	Steel Cage Toe Clip Compatible ATB Resin Body
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	Alloy Micro Adjust

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Silver and white
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1'' Maxxis Crossmark
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano BR-M445 Levers Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes	Shimano M475 Disc
Rims manufacturer	WTB Speed Disc XC
Spoke nipples type	Not Available
Spoke wheel	Stainless Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	RMB Five 15 SL
Handlebar extender	Optional
Handlebar stem details	RMB L7
Headset size	Cane Creek A88

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano ES25 Octalink
Crankset parts and sizes	44/32/22t Teeth Shimano M430
Gear shift levers	Shimano Deore Rapid Fire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Not Available
Fork type	100 (millimeters) Travel RockShox Tora TK Coil

Other Specs of Rocky Mountain Trailhead

Component group sets	Shimano Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp
Seat post extension	27.2 (millimeters) Diameter RMB L2B