GT BUMP 1999 VS Haro MIRRA 540 2003 specs comparison

GT Bump

General Infos

Model	Bump
Manufacturer	GT
Year of production	1999
Current price	Check price Here ==>
Color choice	- Khaki -Atomic Blue
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Powerlite Retro-Tread Front: 20 X 2.125 (inches) Powerlite Retro-Tread
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-97 Rear Levers Dia-Compe 990 Rear Brakes
Hubs for disc brakes	GT Mohawk
Rims manufacturer	48-hole Weinmann ZAC-X
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	Welded
Handlebar construction	GT
Handlebar extender	Not Available
Handlebar stem details	GT Piston
Headset size	1 1/8 (inches) Threadless Aheadset SX-1

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	One Piece
Crankset parts and sizes	44 Teeth GT 1-piece Chromoly
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Bump Fork System Data

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

Other Specs of GT Bump

Component group sets	Not Available
Pedals details	GT Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	GT
Seat post extension	31.8 (millimeters) Diameter GT Chromoly Micro-adjust

Haro Mirra 540

General Infos

Model	Mirra 540
Manufacturer	Haro
Year of production	2003
Current price	Check price Here ==>
Color choice	- Blood Red - Putty -Black
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 2.10 (inches) Haro Multisurface III
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro Aluminum Levers Tektro Alloy U-brake Brakes
Hubs for disc brakes	Haro Fat Hub
Rims manufacturer	48-hole Alex Y-22
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge UCP

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Haro Kneesaver 2
Handlebar extender	Not Available
Handlebar stem details	Haro Big-Block
Headset size	1 1/8 (inches) Threadless Tien Hsin Power Pro

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	American
Bottom bracket type	Loose Ball
Crankset parts and sizes	44 Teeth Haro Forged 3-piece
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Haro Mirra 540 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Haro Straight Shooter

Other Specs of Haro Mirra 540

Component group sets	Not Available
Pedals details	Aluminum Fusion DX Style Platform
Rear shock absorber	Not Available
Saddle seat	Haro Mirra Landing Pad
Seat post extension	25.4 (millimeters) Diameter Steel