Specialized HARDROCK SPORT DISC 29 2011 VS Univega ALPINA 502S 1997 specs comparison

Specialized Hardrock Sport Disc 29

General Infos

Model	Hardrock Sport Disc 29
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Brn -Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.0 (inches) Specialized Fast Track LK Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Rise
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Disc 29 Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.4
Fork material	Single
Fork type	80 (millimeters) SR Suntour SF11

Other Specs of Specialized Hardrock Sport Disc 29

Component group sets	Mountain Mix
Pedals details	Composite Platform
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Univega Alpina 502S

General Infos

Model	Alpina 502S
Manufacturer	Univega
Year of production	1997
Current price	Check price Here ==>
Color choice	- orange -Blue
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Panaracer Smoke 2 Front: 26 X 1.95 (inches) Panaracer Dart 2
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe VC-747 Brakes
Hubs for disc brakes	Rear: Shimano AceraX Front: Formula FM 31
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	Concept Aluminum
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth SR Apex 350
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Univega Alpina 502S Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy C

Other Specs of Univega Alpina 502S

Component group sets	Shimano STX and Alivio
Pedals details	Victor VP-977S With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	26.0 (millimeters) Diameter Kalloy SP-263