Rocky Mountain RC 50 DISC 2007 VS Specialized SIRRUS ELITE DISC 2015 specs comparison

Rocky Mountain RC 50 Disc

General Infos

Model	RC 50 Disc
Manufacturer	Rocky Mountain
Year of production	2007
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 34cm (centimeters) - 42cm (centimeters) - 46cm (centimeters) - 50cm (centimeters) - 54cm (centimeters) - 58cm (centimeters)
Sizes	- 34cm (centimeters) - 42cm (centimeters) - 46cm (centimeters) - 50cm (centimeters) - 54cm (centimeters) - 58cm (centimeters)

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 M511 Levers Hayes MX-4 Brakes
Hubs for disc brakes	Formula XSD29 Disc
Rims manufacturer	Formula XSD29 Disc
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-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA ISIS
Crankset parts and sizes	30/42/52 Teeth FSA Vero
Gear shift levers	Shimano R440
Rear gear set	10-speed

Rocky Mountain RC 50 Disc Fork System Data

Derailleur (Front)	Shimano FD-443
Derailleur (Rear)	Shimano 105
Fork material	Unicrown Crown Carbon
Fork type	RMB

Other Specs of Rocky Mountain RC 50 Disc

Component group sets	Shimano Mix
Pedals details	Wellgo LU-C8S-P
Rear shock absorber	Not Available
Saddle seat	Selle Italia XO
Seat post extension	RMB

Specialized SIRRUS ELITE DISC

General Infos

Model	SIRRUS ELITE DISC
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- Satin Sterling and Gloss Black and Red -Gloss Rocket Red and Black and Hyper
Sizes	- XS - S - M - L XL

Wheels And Breaking System

Bike front tire	60TPI 700x30c Double BlackBelt Protection Wire Bead Specialized Espoir Sport Reflect
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Hydraulic Disc Resin Pads Tektro Gemini
Hubs for disc brakes	AXIS Classic Disc
Rims manufacturer	AXIS Classic Disc
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Aluminum
Frame type	Fender and rack Eyelets Fully Manipulated Butted Tubing With Smooth Welds Internal Cable Routing Tapered and integrated Headset Specialized E5 Premium Aluminum
Handlebar construction	10-degree Backsweep 31.8 (millimeters) 4-degree Upsweep 6061 Double Butted Alloy Specialized Flat
Handlebar extender	Not Available
Handlebar stem details	4-bolt 6-degree Rise Specialized 3D Forged Alloy
Headset size	15 (millimeters) Alloy Cone Spacer 1-1/8 (inches) Sealed Cr-Mo Bearings Integrated With Headset

Gearing Specifications

Bicycle chain	9-speed Reusable Missing Link KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Bearings Square Taper
Crankset parts and sizes	50/34 9-speed FSA Tempo
Gear shift levers	9-speed Shimano Sora Rapidfire
Rear gear set	11-30 9-speed Shimano

Specialized SIRRUS ELITE DISC Fork System Data

Derailleur (Front)	Shimano Sora 3500
Derailleur (Rear)	9-speed Shimano Sora
Fork material	Carbon Fiber and Aluminum
Fork type	Alloy Steerer and crown Specialized FACT Carbon With Zertz

Other Specs of Specialized SIRRUS ELITE DISC

Component group sets	Shimano Sora
Pedals details	1.5 (millimeters) Varus Angle Low Profile Bearing System Nylon Body Sy (millimeters)etric Alloy Cage Toe Clip Capable Sirrus
Rear shock absorber	Not Available
Saddle seat	155 (millimeters) Steel Rails Body Geometry Targa Sport
Seat post extension	12.5 (millimeters) Offset 2-bolt 27.2 (millimeters) Anti-corrosion Hardware Micro-adjust Alloy