Diamondback JOKER 2008 VS GT BUMP 1999 specs comparison

Diamondback Joker

General Infos

Model	Joker
Manufacturer	Diamondback
Year of production	2008
Current price	🛒 View Price →
Color choice	- Black -Mint Condition
Sizes	- 19.5 top tube (inches)
Sizes	- 19.5 top tube (inches)

Wheels And Breaking System

Bike front tire	Rear: 20 X 2.1 (inches) DB Cellblock Front: 20 X 2.10 (inches) DB Cellblock
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro 2-finger Levers Tektro 907A With SST DC Amplifier Brakes
Hubs for disc brakes	Steel 14 (millimeters) Axle
Rims manufacturer	48-hole 30 (millimeters) Wide Aluminum
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hi-ten Steel 2-piece
Handlebar extender	Optional
Handlebar stem details	DB Alloy 4-bolt
Headset size	1 1/8 (inches) Threadless FSA

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Loose Ball With 8-spline
Crankset parts and sizes	44 Teeth 175 (millimeters) Tubular Chromoly 3-piece
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 Hi-tensile Steel
Fork type	Diamondback

Other Specs of Diamondback Joker

Component group sets	BMX Mix
Pedals details	DB Sound Alloy
Rear shock absorber	Not Available
Saddle seat	DB Driver's Seat
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

GT Bump

General Infos

Model	Bump
Manufacturer	GT
Year of production	1999
Current price	🛒 View Price →
Color choice	- Khaki -Atomic Blue
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