Specialized GROMHIT 2008 VS Rocky Mountain ALTITUDE 29 2011 specs comparison

Specialized Gromhit

General Infos

Model	Gromhit
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Purple and Black
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	24 (inches) X 2.30 (inches) Specialized Roller
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-7 Mechanical With 185 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Bolt-on 135 (millimeters) Bolt-on 9 (millimeters) Cr-Mo Axle With RD Guard Front: Specialized Disc
Rims manufacturer	36-hole Specialized P-Disc
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 (millimeters) 6061 Alloy 660 (millimeters) Wide Specialized Big Hit Rise Bar
Handlebar extender	Optional
Handlebar stem details	TruVativ Holzfeller
Headset size	1 1/8 (inches) Threadless Oversize Threaded

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano IG-31
Bottom bracket shell width	Not Available
Bottom bracket type	Truvativ Power Spline
Crankset parts and sizes	34 Teeth Truvativ Blaze With Truvativ Box Guide
Gear shift levers	SRAM SX-5 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Gromhit Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.7
Fork material	Single
Fork type	130 (millimeters) Travel Marzocchi Z1 SL

Other Specs of Specialized Gromhit

Component group sets	Downhill Mix
Pedals details	Alloy Platform
Rear shock absorber	130 (millimeters) Travel X-Fusion O2R
Saddle seat	8 (millimeters) Cr-Mo Rails Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Rocky Mountain Altitude 29

General Infos

Model	Altitude 29
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-White
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Rear: 29 X 2.25 (inches) Maxxis Ardent Front: 29 X 2.4 (inches) Maxxis Ardent
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano BL-M505 Levers Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano M529 Front: Wheeltech XC Sealed
Rims manufacturer	WTB Speed Disc
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	FORM 7005 Aluminum
Frame type	Aluminum
Handlebar construction	RMB Zero 5
Handlebar extender	Optional
Handlebar stem details	RMB L7
Headset size	FSA Orbit Z1.5 Lower and FSA ZS-4D ACB Upper

Gearing Specifications

Bicycle chain	Shimano HG53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Deore Hollowtech II
Crankset parts and sizes	44/32/22t Teeth Shimano FC-M590
Gear shift levers	Shimano Deore Rapid Fire
Rear gear set	12 - 36 Teeth 9-speed

Rocky Mountain Altitude 29 Fork System Data

Derailleur (Front)	Direct Mount Shimano SLX
Derailleur (Rear)	Shimano SLX
Fork material	Not Available
Fork type	120 (millimeters) Travel RockShox Reba RL 29

Other Specs of Rocky Mountain Altitude 29

Component group sets	Shimano Mix
Pedals details	Shimano PD-M505
Rear shock absorber	115 (millimeters) Travel Fox Float R
Saddle seat	WTB Rocket V Comp
Seat post extension	30.9 (millimeters) Diameter RMB L2B