GT BUMP 2011 VS GT MACH ONE EXPERT 2006 specs comparison

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
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

GT Mach One Expert

General Infos

Model	Mach One Expert
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Gloss Black -Absolute Blue
Sizes	- 20 wheel (inches)

Wheels And Breaking System

Bike front tire	20 X 1.75 (inches) GT Brody Knob
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	317A Alloy Rear Levers Tektro Tektro Alloy V-type Rear Brakes
Hubs for disc brakes	Rear: Shimano Coaster Brake Front: Steel
Rims manufacturer	36 Hole 36-hole Alloy
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	Hi-Ten Steel GT BMX Dirt Jump Styling
Frame type	TIG-welded
Handlebar construction	6- 3/4 (inches) Rise Hi-Ten GT BMX Design
Handlebar extender	Not Available
Handlebar stem details	Aluminum Extension With 1 (inches) Steel Quill
Headset size	1 (inches) Steel

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type Steel
Crankset parts and sizes	36 Teeth Forged One-piece Typ
Gear shift levers	Not Available
Rear gear set	1-speed

GT Mach One Expert Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Steel
Fork type	GT BMX Design

Other Specs of GT Mach One Expert

Component group sets	BMX
Pedals details	Resin Jr. BMX Design
Rear shock absorber	Not Available
Saddle seat	Padded With Stitched Cover And 7 (millimeters) Rails GT Jr. BMX Design
Seat post extension	22.2 (millimeters) Diameter Steel