Rocky Mountain WHISTLER 50 2007 VS Specialized SIRRUS SPORT 2004 specs comparison

Rocky Mountain Whistler 50

General Infos

Model	Whistler 50
Manufacturer	Rocky Mountain
Year of production	2007
Current price	Check price Here ==>
Color choice	-Anthracite
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	700 X 28c Kenda Koncept
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano ST-221 Levers Shimano BR-M465 Mechanica Disc Front and Shimano BR-M465 Mechanical Dis Rear Brakes
Hubs for disc brakes	Rear: Shimano FH-M495L Disc Front: Shimano HB-M495 Disc
Rims manufacturer	WTB SX24
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Easton EA30
Handlebar extender	Not Available
Handlebar stem details	Easton EA30
Headset size	FSA Intellaset

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN26
Crankset parts and sizes	FSA Vero CK-400
Gear shift levers	Shimano ST-221
Rear gear set	11 - 30 Teeth 8-speed

Rocky Mountain Whistler 50 Fork System Data

Derailleur (Front)	Shimano R443
Derailleur (Rear)	Shimano Sora
Fork material	Single Crown Aluminum and steel
Fork type	63 (millimeters) Travel Suntour SF-NEX4510

Other Specs of Rocky Mountain Whistler 50

Component group sets	Shimano Mix
Pedals details	Wellgo LU-C8
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ponza K
Seat post extension	Easton EA30

Specialized Sirrus Sport

General Infos

Model	Sirrus Sport
Manufacturer	Specialized
Year of production	2004
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Conditions Spo
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Aluminum Linear-pull Levers Shimano BR-M475 Mechanical Disc Brakes
Hubs for disc brakes	Specialized Aluminum
Rims manufacturer	32-hole Alex DA-16
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Specialized 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	Adjustable Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Aluminum Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Tange Seiki Sport
Crankset parts and sizes	30/42/52 Teeth Specialized
Gear shift levers	Shimano SL-R440
Rear gear set	12 - 25 Teeth 8-speed

Specialized Sirrus Sport Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Tiagra GS
Fork material	Unicrown Crown Chromoly Blades
Fork type	Specialized C-2

Other Specs of Specialized Sirrus Sport

Component group sets	Hybrid Mix
Pedals details	Specialized Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Milano Comfort Max
Seat post extension	27.2 (millimeters) Diameter Specialized Future Shock