Specialized ROCKHOPPER COMP 29 2009 VS Trek 4500 2010 specs comparison

Specialized Rockhopper Comp 29

General Infos

Model	Rockhopper Comp 29
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Green -Satin Black
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.00 (inches) Specialized Fast Trak Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB5 With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Specialized 3D
Headset size	1 1/8 (inches) Specialized Loose Ball

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/42 Teeth Shimano FC-M36108
Gear shift levers	SRAM X.4 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Comp 29 Fork System Data

Derailleur (Front)	Shimano Altus
Derailleur (Rear)	SRAM X.5 Medium Cage
Fork material	Single Crown Aluminum and chromoly
Fork type	80 (millimeters) Travel RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Comp 29

Component group sets	SRAM Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized XC Body Geometry
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt

Trek 4500

General Infos

Model	4500
Manufacturer	Trek
Year of production	2010
Current price	Check price Here ==>
Color choice	- Matte Onyx - Special Edition Matte Black -Pearl White
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.20 (inches) Bontrager Jones XR Front: 26 X 2.25 (inches) Bontrager Jones XR
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Pro Max Alloy Levers Avid BB-5 Mechanical Disc Brakes
Hubs for disc brakes	Shimano M475-L
Rims manufacturer	Bontrager Ranger
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Black Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager SSR
Handlebar extender	Optional
Handlebar stem details	Bontrager SSR
Headset size	1 1/8 (inches) Threadless VP-A42E

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	42/32/22 Teeth Shimano M361
Gear shift levers	Shimano M410
Rear gear set	11 - 32 Teeth 8-speed

Trek 4500 Fork System Data

Derailleur (Front)	Shimano M-310
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown
Fork type	100 (millimeters) Travel SR Suntour SF-10- XCM-PM-HLO

Other Specs of Trek 4500

Component group sets	Mountain Mix
Pedals details	Wellgo Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Race Lux
Seat post extension	31.6 (millimeters) Diameter Bontrager SSR