Chumba EVO 2008 VS Marin ROCK SPRINGS 2006 specs comparison

Chumba EVO

General Infos

Model	EVO
Manufacturer	Chumba
Year of production	2008
Current price	Check price Here ==>
Color choice	- Black and White - Laguna Seca Blue - Orange -Candy Red Chrome
Sizes	- Medium - large
Sizes	- Medium - large

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Maxxis Minion
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 5 Levers Avid Juicy 5 With 185 (millimeters) Rotor Front and Avid Juicy 5 With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: 10 (millimeters) Axle Front: 20 (millimeters) Thru Axle Disc
Rims manufacturer	Not Available
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	FSA Gravity Lite
Handlebar extender	Not Available
Handlebar stem details	FSA Gravity Lite
Headset size	1 1/8 (inches) Threadless FSA Orbit X

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-971
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	FSA Moto X
Gear shift levers	SRAM X.9 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Chumba EVO Fork System Data

Derailleur (Front)	Shimano Deore XT
Derailleur (Rear)	SRAM X.9 Mid-cage
Fork material	Single
Fork type	110 - 140 (millimeters) Adjustable Travel Fox 36 Float RC2

Other Specs of Chumba EVO

Component group sets	SRAM X.9/mix
Pedals details	Optional
Rear shock absorber	6 (inches) Travel Fox DHX 5.0 Air
Saddle seat	Chumba VL-1250
Seat post extension	31.6 (millimeters) Diameter Truvativ XR

Marin Rock Springs

General Infos

Model	Rock Springs
Manufacturer	Marin
Year of production	2006
Current price	Check price Here ==>
Color choice	-Matte Stealth Blue
Sizes	- 15.5 - 17.5 - 19

Wheels And Breaking System

Bike front tire	26 X 2.24 (inches) WTB MotoRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Hydraulic Disc Levers V8 Rotors Brakes Hayes HFX-9 Hydraulic Disc
Hubs for disc brakes	Shimano Disc
Rims manufacturer	32-hole Mavic XM 117
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	6061 TARA Aluminum Twin Monocoque
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	FSA FR230 OS
Headset size	1 1/8 (inches) Threadless WTB Comp ST

Gearing Specifications

Bicycle chain	Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	22/32/44 Teeth Truvativ Five D
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Marin Rock Springs Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium
Fork type	130 (millimeters) Trave Fox Vanilla R

Other Specs of Marin Rock Springs

Component group sets	Shimano Deore
Pedals details	Shimano PD-M520
Rear shock absorber	4 (inches)-6 (inches) Travel Fox Float R
Saddle seat	WTB Speed V Comp
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust