GT STOMPER 2009 VS Specialized HARDROCK 20 1997 specs comparison

GT Stomper

General Infos

Model	Stomper
Manufacturer	GT
Year of production	2009
Current price	🛒 View Price →
Color choice	-Matte Black
Sizes	- Standard size for everyone
Sizes	- Standard size for everyone

Wheels And Breaking System

Bike front tire	24 X 1.95 (inches) Kenda ATB Dual Purpose
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Alloy Short Reach Levers Tektro Linear Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	Alex IC-1000
Spoke nipples type	Brass
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	GT 6061 Aluminum
Frame type	TIG-welded
Handlebar construction	Riser
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	Uniglide
Bottom bracket shell width	Not Available
Bottom bracket type	3-piece
Crankset parts and sizes	22/32/42 Teeth Suntour XCC T102
Gear shift levers	SRAM MRX
Rear gear set	14 - 28 Teeth 7-speed

GT Stomper Fork System Data

Derailleur (Front)	Shimano TY10
Derailleur (Rear)	Shimano TX50
Fork material	Single Crown Alloy
Fork type	75 (millimeters) Travel SR Suntour M2000

Other Specs of GT Stomper

Component group sets	Juvenile Mix
Pedals details	High Impact Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Boys Anatomic MTN
Seat post extension	Alloy

Specialized Hardrock 20

General Infos

Model	Hardrock 20
Manufacturer	Specialized
Year of production	1997
Current price	🛒 View Price →
Color choice	- pink -Black
Sizes	- Boys - girls

Wheels And Breaking System

Bike front tire	20 X 1.80 (inches) Specialized Ground Control
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe PC-1N Junior Levers Aluminum Cantilever Brakes
Hubs for disc brakes	Nutted Steel
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	SBC DirectDrive
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Not Available
Handlebar stem details	Steel
Headset size	1 (inches)

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	American 24tpi
Bottom bracket type	One Piece
Crankset parts and sizes	40 Teeth 1-piece Steel
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 6-speed

Specialized Hardrock 20 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	SBC

Other Specs of Specialized Hardrock 20

Component group sets	Not Available
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SBC Mini
Seat post extension	26.2 (millimeters) Diameter Steel Pillar