Diamondback OCTANE 20 2011 VS Specialized STUMPJUMPER MARATHON 29ER 2009 specs comparison

Diamondback Octane 20

General Infos

Model	Octane 20
Manufacturer	Diamondback
Year of production	2011
Current price	Check price Here ==>
Color choice	- purple -Green
Sizes	- Jr. MTN 20 (inches)
Sizes	- Jr. MTN 20 (inches)

Wheels And Breaking System

Bike front tire	20 X 2.0 (inches) Jr. ATB Knobby
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Alloy Linear With Reach Adjust Levers Alloy Linear Brakes
Hubs for disc brakes	Nutted
Rims manufacturer	36-hole R-1000 Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	6061heat-treated Aluminum
Frame type	Aluminum
Handlebar construction	Steel Jr Riser 20.5 (inches) Wide X 1 (inches) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy Quill
Headset size	1 1/8 (inches) Threaded

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Loose Ball
Crankset parts and sizes	40T Teeth 1-piece
Gear shift levers	Shimano Revo Twist
Rear gear set	14 - 28 Teeth 6-speed

Diamondback Octane 20 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano TZ-50
Fork material	Not Available
Fork type	30 (millimeters) Travel Trail XC

Other Specs of Diamondback Octane 20

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Jr ATB 2 Panel
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

Specialized Stumpjumper Marathon 29er

General Infos

Model	Stumpjumper Marathon 29er
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Dark Blue
Sizes	- 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.00 (inches) Specialized S-Works Fast Trak LK
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Ultimate SL Hydraulic Levers Avid Ultimate SL With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: DT Swiss 280S With RWS Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss X470
Spoke nipples type	Alloy
Spoke wheel	14/17/15ga. Butted DT Swiss Super Comp Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized XC Flat Alloy
Handlebar extender	Optional
Handlebar stem details	Specialized Adjustable
Headset size	1 1/8 (inches) Cartridge

Gearing Specifications

Bicycle chain	SRAM PC-971
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano XT Hollowtech II
Crankset parts and sizes	22/32/44 Teeth Shimano XT
Gear shift levers	SRAM X.0 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper Marathon 29er Fork System Data

Derailleur (Front)	Shimano XT
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Magnesium and aluminum
Fork type	80 (millimeters) Travel Fox F80RL 29er

Other Specs of Specialized Stumpjumper Marathon 29er

Component group sets	SRAM X.0/mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Specialized BG Phenom SL
Seat post extension	30.9 (millimeters) Diameter Thomson Elite Set-back