Diamondback RM JR 2003 VS GT PERFORMER 2011 specs comparison

Diamondback RM JR

General Infos

Model	RM JR
Manufacturer	Diamondback
Year of production	2003
Current price	Check price Here ==>
Color choice	-Fast Black and Silver and Black
Sizes	- Race
Sizes	- Race

Wheels And Breaking System

Bike front tire	20 X 1 3/8 (inches) Comp III Style
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Promax Alloy Rear Levers ProMax Linear-pull Rear Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	36-hole Alex AL-DA22
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Chromoly BMX
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 (inches) Threadless FSA

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z610HX
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	YST BB-621
Crankset parts and sizes	42 Teeth 1-piece 165 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Diamondback RM JR Fork System Data

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

Other Specs of Diamondback RM JR

Component group sets	Not Available
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Diamondback Uni-style
Seat post extension	22.2 (millimeters) Diameter Aluminum

GT Performer

General Infos

Model	Performer
Manufacturer	GT
Year of production	2011
Current price	Check price Here ==>
Color choice	- orange -Polish silver
Sizes	- Not available

Wheels And Breaking System

Bike front tire	20 X 2.1 (inches) Kenda Ko-Rolla
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro XL320 Levers Tektro Caliper Front and Tektro FX340R Rear Brakes
Hubs for disc brakes	Rear: GT Alloy Front: GT Aluminum
Rims manufacturer	32-hole and 36-hole Alex MUS16
Spoke nipples type	Brass
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	CrMo
Frame type	Steel
Handlebar construction	GT Pro Steel
Handlebar extender	Optional
Handlebar stem details	GT Freestyle Drop
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC Z510
Bottom bracket shell width	Not Available
Bottom bracket type	Mid Size Sealed Bearings
Crankset parts and sizes	25t Teeth CroMO 3 Piece
Gear shift levers	Not Available
Rear gear set	9 teeth c

GT Performer Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Steel
Fork type	Cromo

Other Specs of GT Performer

Component group sets	BMX Mix
Pedals details	GT Dirt and Street Platform
Rear shock absorber	Not Available
Saddle seat	GT Slim Mini Street
Seat post extension	25.4 (millimeters) Diameter Aluminum Micro-adjust