Rocky Mountain TRAILHEAD 2011 VS Univega ALPINA 502S 1997 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Silver and white
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1'' Maxxis Crossmark
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano BR-M445 Levers Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes	Shimano M475 Disc
Rims manufacturer	WTB Speed Disc XC
Spoke nipples type	Not Available
Spoke wheel	Stainless Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	RMB Five 15 SL
Handlebar extender	Optional
Handlebar stem details	RMB L7
Headset size	Cane Creek A88

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano ES25 Octalink
Crankset parts and sizes	44/32/22t Teeth Shimano M430
Gear shift levers	Shimano Deore Rapid Fire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Not Available
Fork type	100 (millimeters) Travel RockShox Tora TK Coil

Other Specs of Rocky Mountain Trailhead

Component group sets	Shimano Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp
Seat post extension	27.2 (millimeters) Diameter RMB L2B

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