Specialized DEMO 7 I 2009 VS Performance M-307 1997 specs comparison

Specialized Demo 7 I

General Infos

Model	Demo 7 I
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Test Color -Warm Charcoal
Sizes	- Small - medium - large
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Specialized Chunder SX
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixir R Levers Avid Elixir R With 203 (millimeters) Rotor Front and Avid Elixir R With 185 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: Specialized Thru-axle Front: Specialized Hi Lo Disc
Rims manufacturer	32-hole DT Swiss F550
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Demo Riser 31.8 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Specialized Aggro
Headset size	1.5 (inches) Integrated Cartridge

Gearing Specifications

Bicycle chain	SRAM PC-971
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	Truvativ Howitzer XR
Crankset parts and sizes	TruVativ Hussefelt
Gear shift levers	SRAM X.7 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Demo 7 I Fork System Data

Derailleur (Front)	Chain Retention Device Gamut P-30 Chain Guide
Derailleur (Rear)	SRAM X.9
Fork material	Single Crown Magnesium and aluminum
Fork type	180 (millimeters) Travel RockShox Totem IS

Other Specs of Specialized Demo 7 I

Component group sets	SRAM Mix
Pedals details	Specialized Lo Pro Alloy
Rear shock absorber	7 (inches) Travel Fox DHX 4.0 Coil
Saddle seat	Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter 6061 Butted Alloy Two-bolt

Performance M-307

General Infos

Model	M-307
Manufacturer	Performance
Year of production	1997
Current price	Check price Here ==>
Color choice	-Metallic blue
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 EXA Levers Dia-Compe VC-747 Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: King Kong 381
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum Main Triangle and chromoly Swingarm
Frame type	TIG-welded
Handlebar construction	Wisdom Aluminum
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Victor Modus VP-H200 Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Sachs Wavey
Rear gear set	11 - 28 Teeth 7-speed

Performance M-307 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 381L

Other Specs of Performance M-307

Component group sets	Shimano Alivio
Pedals details	Victor VP-957A With Clips & Straps
Rear shock absorber	3.0 (inches) Travel Shock Works
Saddle seat	Selle San Marco Hovercraft
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-248