Specialized ROCKHOPPER EXPERT 29 2009 VS Trek 8900 1998 specs comparison

Specialized Rockhopper Expert 29

General Infos

Model	Rockhopper Expert 29
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Polished
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 Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Tektro Auriga Comp Levers Tektro Auriga Comp Hydraulic Disc 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 M4 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M442
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Chromoly and alloy and magnesium
Fork type	80 (millimeters) Travel RockShox Tora Race 29er

Other Specs of Specialized Rockhopper Expert 29

Component group sets	Shimano Deore
Pedals details	Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

Trek 8900

General Infos

Model	8900
Manufacturer	Trek
Year of production	1998
Current price	Check price Here ==>
Color choice	-Yellow
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Bontrager Revolt SS Front: 26 X 2.10 (inches) Bontrager Revolt SS
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Levers Hayes Hydraulic Disc Brake System Brakes
Hubs for disc brakes	Hayes and Hugi
Rims manufacturer	32-hole Bontrager
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	ICON 2014
Handlebar extender	ICON Ergo
Handlebar stem details	ICON
Headset size	1 1/8 (inches) Threadless WTB Grease Guard

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Trek 8900 Fork System Data

Derailleur (Front)	Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano XTR SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Sid

Other Specs of Trek 8900

Component group sets	Mountain Mix
Pedals details	ICON Clipless
Rear shock absorber	Not Available
Saddle seat	Bontrager Plus 10
Seat post extension	27.2 (millimeters) Diameter ICON 2