Schwinn AEROSTAR 1999 VS Specialized HOTROCK A1 FS 24 21-SPEED 2005 specs comparison

Schwinn Aerostar

General Infos

Model	Aerostar
Manufacturer	Schwinn
Year of production	1999
Current price	Check price Here ==>
Color choice	- Lazer Blue -Chrome-Plated
Sizes	- Boys
Sizes	- Boys

Wheels And Breaking System

Bike front tire	20 X 2.125 (inches) Schwinn XS Scrambler
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Aluminum Linear-pull Rear Levers Aluminum Linear-pull and coaster Rear Brakes
Hubs for disc brakes	Rear: Coaster Brake Front: Alloy
Rims manufacturer	36-hole Alloy
Spoke nipples type	Not Available
Spoke wheel	2.0 (millimeters) Straight Gauge

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Steel BMX
Handlebar extender	Not Available
Handlebar stem details	Alloy 4 Bolt
Headset size	1 (inches) Steel

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	36 Teeth 1-piece Steel
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Schwinn Aerostar Fork System Data

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

Other Specs of Schwinn Aerostar

Component group sets	Not Available
Pedals details	MTB Nylon
Rear shock absorber	Not Available
Saddle seat	Jr. ATB
Seat post extension	25.4 (millimeters) Diameter Steel 250 (millimeters)

Specialized Hotrock A1 FS 24 21-Speed

General Infos

Model	Hotrock A1 FS 24 21-Speed
Manufacturer	Specialized
Year of production	2005
Current price	Check price Here ==>
Color choice	- Red -Blue
Sizes	- Not available

Wheels And Breaking System

Bike front tire	24 X 1.80 (inches) Specialized Roll X
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Tektro Junior Levers Tektro Linear-pull Brakes
Hubs for disc brakes	QR Aluminum
Rims manufacturer	32-hole Sluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano IG
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ
Crankset parts and sizes	22/32/42 Teeth TruVativ Isoflow
Gear shift levers	Shimano RS-41 Revo
Rear gear set	14 - 28 Teeth 7-speed

Specialized Hotrock A1 FS 24 21-Speed Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Acera
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Aluminum
Fork type	51 (millimeters) RST Capa T5

Other Specs of Specialized Hotrock A1 FS 24 21-Speed

Component group sets	Juvenile Mix
Pedals details	Resin Body
Rear shock absorber	Not Available
Saddle seat	Specialized Mini Mountain
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust