Cannondale R4000 SI 2002 VS Rocky Mountain OXYGEN 50 AC 2009 specs comparison

Cannondale R4000 Si

General Infos

Model	R4000 Si
Manufacturer	Cannondale
Year of production	2002
Current price	Check price Here ==>
Color choice	- Yellow -White and Blue
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 63cm (centimeters)
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 63cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Continental Grand Prix 3000 Kevlar
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace STI Dual Control Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Campagnolo Proton
Rims manufacturer	22-hole and 24-hole Campagnolo Proton
Spoke nipples type	Not Available
Spoke wheel	Double-butted Campagnolo Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	3T Zepp XL
Handlebar extender	Optional
Handlebar stem details	3T Zepp XL
Headset size	1 1/8 (inches) Integrated Campagnolo Record Hiddenset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Cannondale Si Hollowgram
Crankset parts and sizes	39/53 Teeth Cannondale Si Hollowgram
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Cannondale R4000 Si Fork System Data

Derailleur (Front)	Shimano Ultegra
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Aero Crown Carbon Fiber Composite
Fork type	Cannondale Slice Si

Other Specs of Cannondale R4000 Si

Component group sets	Road Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Fi'zi:k Poggio
Seat post extension	Cannondale Competition

Rocky Mountain Oxygen 50 AC

General Infos

Model	Oxygen 50 AC
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 48cm (centimeters) - 51cm (centimeters) - 54cm (centimeters) - 57cm (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 25c Vittoria Zaffiro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers FSA Gossamer Brakes
Hubs for disc brakes	Shimano RS10
Rims manufacturer	Shimano RS10
Spoke nipples type	Not Available
Spoke wheel	Shimano

Frame and Body Specs

Frame materials	7005 Triple Butted Aluminum With Delta Process TT & Carbon Seatstays
Frame type	TIG-welded and bonded
Handlebar construction	Easton EA30 Road
Handlebar extender	Optional
Handlebar stem details	Easton EA30 31.8
Headset size	1 1/8 (inches) FSA Orbit CS

Gearing Specifications

Bicycle chain	Shimano 105
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	34/50 Teeth FSA Gossamer
Gear shift levers	Shimano 105 STI
Rear gear set	12 - 27 Teeth 10-speed

Rocky Mountain Oxygen 50 AC Fork System Data

Derailleur (Front)	Shimano 105
Derailleur (Rear)	Shimano Ultegra
Fork material	Aero Crown Carbon With Alloy Steerer
Fork type	Not Available

Other Specs of Rocky Mountain Oxygen 50 AC

Component group sets	Shimano 105
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ponza
Seat post extension	31.6 (millimeters) Diameter Carbon