GT PRO SERIES (02) 1998 VS GT BUMP 2011 specs comparison

GT Pro Series (02)

General Infos

Model	Pro Series (02)
Manufacturer	GT
Year of production	1998
Current price	Check price Here ==>
Color choice	-Chrome-plated
Sizes	- Xlarge
Sizes	- Xlarge

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) GT AA Pro Front: 20 X 2.125 (inches) GT AA Pro
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-1 Levers Dia-Compe VC-757 Rear Brakes
Hubs for disc brakes	GT Mohawk
Rims manufacturer	Weinmann Zac 2121
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	GT Chromoly
Handlebar extender	Not Available
Handlebar stem details	GT Piston Invet
Headset size	1 1/8 (inches) Threadless Aheadset SX

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches)
Bottom bracket shell width	American
Bottom bracket type	Not Available
Crankset parts and sizes	43 Teeth GT 1-piece Chromoly
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Pro Series (02) Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	GT

Other Specs of GT Pro Series (02)

Component group sets	Not Available
Pedals details	GT Aluminum Platforms
Rear shock absorber	Not Available
Saddle seat	GT Drop Nose
Seat post extension	GT Aluminum Micro-adjust

GT Bump

General Infos

Model	Bump
Manufacturer	GT
Year of production	2011
Current price	Check price Here ==>
Color choice	- matte green -White
Sizes	- Not available

Wheels And Breaking System

Bike front tire	Rear: 20 X 2.1 (inches) Kenda Ko-Rolla Front: 20 X 2.125 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Unavailable Front and Tektro 273A Rear Levers Unavailable Front and Tektro FX340R Rear Brakes
Hubs for disc brakes	Rear: GT Alloy Front: GT Aluminum
Rims manufacturer	32-hole and 36-hole Alienation PBR
Spoke nipples type	Brass
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	CroMo
Frame type	Steel
Handlebar construction	GT Pro Steel
Handlebar extender	Optional
Handlebar stem details	GT Freestyle Drop
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	KMC Z510
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Bearing
Crankset parts and sizes	25t Teeth CroMO 3 Piece
Gear shift levers	Not Available
Rear gear set	9 teeth c

GT Bump Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Steel
Fork type	Cromo

Other Specs of GT Bump

Component group sets	BMX Mix
Pedals details	GT Dirt and Street Platform
Rear shock absorber	Not Available
Saddle seat	Pivotal Street Design
Seat post extension	25.4 (millimeters) Diameter Pivotal