Dirtmaster JUMP 1999 VS GT VERTIGO 1998 specs comparison

Dirtmaster Jump

General Infos

Model	Jump
Manufacturer	Dirtmaster
Year of production	1999
Current price	Check price Here ==>
Color choice	- Green -Chrome-Plated
Sizes	- Pro
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 2.25 (inches) Cheng Shin M-110
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro RBP-341A Rear Levers Tektro 910A Rear Brakes
Hubs for disc brakes	Formula OV 31
Rims manufacturer	48-hole Alex X-303
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Da-Sen Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	SE Racing Rollbar
Handlebar extender	Not Available
Handlebar stem details	Kalloy MX-817
Headset size	1 1/8 (inches) Threadless Tioga TG

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC 410
Bottom bracket shell width	American 24tpi
Bottom bracket type	YST BB 621
Crankset parts and sizes	44 Teeth 1-piece Chromoly 180 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Dirtmaster Jump Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Dirtmaster Dirt Fork

Other Specs of Dirtmaster Jump

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Team Products Embroidered
Seat post extension	25.4 (millimeters) Diameter Steel Micro-adjust

GT Vertigo

General Infos

Model	Vertigo
Manufacturer	GT
Year of production	1998
Current price	Check price Here ==>
Color choice	- Pearlized Blue - gloss black -Chrome-plated
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 2.10 (inches) GT LP III
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe Bulldog
Hubs for disc brakes	GT Mohawk
Rims manufacturer	48-hole Weinmann Zac 2121
Spoke nipples type	Not Available
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	GT Freestyle Chromoly
Handlebar extender	Not Available
Handlebar stem details	GT Piston
Headset size	1 (inches)

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches)
Bottom bracket shell width	American
Bottom bracket type	Not Available
Crankset parts and sizes	45 Teeth GT 1-piece Chromoly
Gear shift levers	Not Available
Rear gear set	1-speed

GT Vertigo Fork System Data

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

Other Specs of GT Vertigo

Component group sets	Not Available
Pedals details	GT Nylon Platforms
Rear shock absorber	Not Available
Saddle seat	GT Freestyle
Seat post extension	GT Chromoly