Diamondback VIPER 1999 VS GT BUMP 2006 specs comparison

Diamondback Viper

General Infos

Model	Viper
Manufacturer	Diamondback
Year of production	1999
Current price	Check price Here ==>
Color choice	- Chrome-Plated -Black
Sizes	- Pro
Sizes	- Pro

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Comp III Style Front: 20 X 2.125 (inches) Comp III Style
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Lee Chi ProMax Levers Dia-Compe Bulldog Front and Lee Chi ProMax Linear-pull Rear Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	36-hole Alloy
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Diamondback Steel
Handlebar extender	Not Available
Handlebar stem details	Alloy Ahead Type
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	68 (millimeters) Threadless
Bottom bracket type	YST BB 621
Crankset parts and sizes	44 Teeth 1-piece Chromoly
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Diamondback Viper Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Diamondback

Other Specs of Diamondback Viper

Component group sets	Not Available
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Padded Saddle
Seat post extension	25.4 (millimeters) Diameter Alloy

GT Bump

General Infos

Model	Bump
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Pink -RootBeer Brown
Sizes	- 20 wheel (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) GT LP-IV Front: 26 X 2.20 (inches) GT-1453
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	274A 907AD Tektro Aluminum Levers Dual Anchor Bolts Forged Aluminum U-brake Rear Brakes Alloy Side-pull Caliper Front and Tektro
Hubs for disc brakes	14 (millimeters) Cr-Mo Axle 3/8 (inches) Cr-Mo Axle 36 H 36 Ho Rear: '05 GT Branded Aluminum Body Aluminum Body Sealed Mech. Bearings Sealed Mech. Bearins Front: '05 GT Branded
Rims manufacturer	30 (millimeters) Width 36 Hole 36-hole Aluminum Alex G22
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	3-tube Chromoly
Frame type	TIG-welded
Handlebar construction	7 (inches) Rise Cr-mo GT Dirt and street Bend
Handlebar extender	Not Available
Handlebar stem details	Cold Forged Aluminum GT Johnson III Design
Headset size	Extra Deep Cup Engagement 1 1/8 (inches) Tange Seiki FATTY 22

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type Steel
Crankset parts and sizes	36 Teeth GT Tubular Cr-Mo 3pc
Gear shift levers	Not Available
Rear gear set	13 Teeth 1-speed

GT Bump Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Chromoly
Fork type	'05 GT Dirt Jump Design

Other Specs of GT Bump

Component group sets	BMX
Pedals details	Aluminum Body Cr-mo Alxe '05 GT Dirt and Street Platform Design
Rear shock absorber	Not Available
Saddle seat	9 (millimeters) Rails GT (inches)Star 19 (inches) Two Piece Design
Seat post extension	Aluminum Double Bolt Micro Adjust