Specialized ROCKHOPPER EXPERT 29ER 2011 VS Trek 8500 2005 specs comparison

Specialized Rockhopper Expert 29er

General Infos

Model	Rockhopper Expert 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blk and Gry
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.0 (inches) Specialized The Captain Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano BR-M505 Levers Shimano BR-M505 Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4SL Alloy
Frame type	TIG-welded
Handlebar construction	Butted Alloy Risebar
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M430-8
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Bottom Swing Top Pull Shimano Alivio
Derailleur (Rear)	Shimano Deore 9sp Shadow Long Cage
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Tora TK 29 SL

Other Specs of Specialized Rockhopper Expert 29er

Component group sets	Mountain Mix
Pedals details	Alloy
Rear shock absorber	Not Available
Saddle seat	Specialized Rockhopper XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Trek 8500

General Infos

Model	8500
Manufacturer	Trek
Year of production	2005
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	Bontrager Super X
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Shimano Deore XT Disc Levers Shimano Deore XT Disc Brakes
Hubs for disc brakes	Bontrager Race Lite
Rims manufacturer	Bontrager Race Lite Disc Tubeless
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	ZR 9000 Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Race Lite
Handlebar extender	Optional
Handlebar stem details	Bontrager Race Lite
Headset size	Not Available

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/44 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT
Rear gear set	11 - 34 Teeth 9-speed

Trek 8500 Fork System Data

Derailleur (Front)	Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Single Crown Aluminum
Fork type	80 (millimeters) Rock Shox Reba Team

Other Specs of Trek 8500

Component group sets	Shimano Deore XT
Pedals details	Shimano PD-M520 SPD
Rear shock absorber	Not Available
Saddle seat	Bontrager Race Lite
Seat post extension	Bontrager Race Lite