Diamondback JOKER 2003 VS GT THUMPER 2003 specs comparison

Diamondback Joker

General Infos

Model	Joker
Manufacturer	Diamondback
Year of production	2003
Current price	Check price Here ==>
Color choice	- Industrial -Black
Sizes	- Pro
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Kenda K-841
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Aluminum Rear Levers Aluminum U-brake Rear Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	48-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Chromoly BMX
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aluminum

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Sealed
Crankset parts and sizes	44 Teeth 1-piece 175 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Diamondback Joker Fork System Data

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

Other Specs of Diamondback Joker

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Diamondback BMX
Seat post extension	25.4 (millimeters) Diameter Aluminum

GT Thumper

General Infos

Model	Thumper
Manufacturer	GT
Year of production	2003
Current price	Check price Here ==>
Color choice	- TT Gray -Moro Blue
Sizes	- One

Wheels And Breaking System

Bike front tire	20 X 2.10 (inches) GT LP-4
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro 273A Rear Levers Tektro FX-11 U-brake Rear Brakes
Hubs for disc brakes	14 (millimeters) Axle Aluminum
Rims manufacturer	36-hole Alex G22
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	GT BMX
Handlebar extender	Not Available
Handlebar stem details	GT Piston
Headset size	1 1/8 (inches) Threadless Tange-Seiki TGMX

Gearing Specifications

Bicycle chain	1/2 X 3/16 (inches) KMC 410
Bottom bracket shell width	American
Bottom bracket type	Not Available
Crankset parts and sizes	39 Teeth GT 3-piece Chromoly
Gear shift levers	Not Available
Rear gear set	14 Teeth 1-speed

GT Thumper Fork System Data

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

Other Specs of GT Thumper

Component group sets	Not Available
Pedals details	GT Johnson Design
Rear shock absorber	Not Available
Saddle seat	GT Launch Pad
Seat post extension	Steel Micro-adjust