Specialized ROCKHOPPER PRO DISC 2004 VS Performance M-506 S 1996 specs comparison

Specialized Rockhopper Pro Disc

General Infos

Model	Rockhopper Pro Disc
Manufacturer	Specialized
Year of production	2004
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Roll-X
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano BR-420 Levers Shimano BR-M515 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano HB-M475 Disc Front: Specialized Disc
Rims manufacturer	32-hole Mavic XM 117 Disc
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-ES30
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm II
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper Pro Disc Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Single Crown Aluminum
Fork type	80 (millimeters) Travel Answer Manitou Axel Elite

Other Specs of Specialized Rockhopper Pro Disc

Component group sets	Mountain Mix
Pedals details	Shimano PD-M505 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro
Seat post extension	30.9 (millimeters) Diameter Aluminum

Performance M-506 S

General Infos

Model	M-506 S
Manufacturer	Performance
Year of production	1996
Current price	Check price Here ==>
Color choice	- green -Black
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Performance VersaTrac
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-365A Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Not Available
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	True Temper AVR
Frame type	TIG-welded Steel
Handlebar construction	Hsin Lung Alloy
Handlebar extender	Optional
Handlebar stem details	Meng Jing Chromoly
Headset size	1 (inches) Tien Hsin TH-3600

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC40
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	Grip Shift SRT-300i
Rear gear set	11 - 28 Teeth 7-speed

Performance M-506 S Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	SR DuoTrack 8006

Other Specs of Performance M-506 S

Component group sets	Shimano Alivio
Pedals details	Victor VP-965A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Hovercraft Gel
Seat post extension	26.4 (millimeters) Diameter Kalloy SP-242