Marin ROCK SPRINGS 1999 VS Specialized DEMO 9 PRO 2006 specs comparison

Marin Rock Springs

General Infos

Model	Rock Springs
Manufacturer	Marin
Year of production	1999
Current price	Check price Here ==>
Color choice	-Yellow
Sizes	- 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) IRC Mythos XC Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-1.9 L Levers DiaTech Twin Cam 2 Disc Brakes
Hubs for disc brakes	DiaTech Disc
Rims manufacturer	32-hole Mavic X138
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Alloy Ahead
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Marin Rock Springs Fork System Data

Derailleur (Front)	Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	4.0 (inches) Travel RST Mozo Pro

Other Specs of Marin Rock Springs

Component group sets	Mountain Mix
Pedals details	Victor VP-106 Clipless
Rear shock absorber	5.0 (inches) Travel Marin Coil-Over
Saddle seat	Marin MTB
Seat post extension	Marin Comp

Specialized Demo 9 Pro

General Infos

Model	Demo 9 Pro
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Not available

Wheels And Breaking System

Bike front tire	26 X 2.60 (inches) Specialized Roller RS
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Levers Hayes HFX Magnesium Hydraulic Front and Hayes HFX Magnesium Hydraulic Disc Rear Brakes
Hubs for disc brakes	Rear: Specialized Stout Disc 150 (millimeters) Front: Specialized Stout Disc
Rims manufacturer	36-hole Mavic EX 729D
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Demo Riser
Handlebar extender	Optional
Handlebar stem details	Manitou Integrated 31.8
Headset size	1 1/8 (inches) Threadless Chromoly

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	128 (millimeters) Spindle Truvativ GIGA Pipe DH
Crankset parts and sizes	38 Teeth Truvativ Holzfeller
Gear shift levers	Shimano Deore LX
Rear gear set	11 - 34 Teeth 9-speed

Specialized Demo 9 Pro Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Dual Crown Magnesium and aluminum
Fork type	200 (millimeters) Marzocchi 888RC

Other Specs of Specialized Demo 9 Pro

Component group sets	Mountain Mix
Pedals details	Magnesium
Rear shock absorber	9 (inches) Travel Manitou Swinger 4-way
Saddle seat	Specialized Freeride
Seat post extension	Syncros Derived 2-bolt