Specialized ROCKHOPPER EXPERT 29ER 2011 VS Iron Horse ARS 4.0 1999 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

Iron Horse ARS 4.0

General Infos

Model	ARS 4.0
Manufacturer	Iron Horse
Year of production	1999
Current price	Check price Here ==>
Color choice	- Speed Yellow -Competition Red
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB EnduroRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Lee Chi LV77E Levers Lee Chi TX22 Brakes
Hubs for disc brakes	Rear: Shimano FH-MC18 Front: Formula OV 31
Rims manufacturer	32-hole Sun Rims AT18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum With Replaceable Derailleur Hanger
Frame type	TIG-welded
Handlebar construction	Kalloy Aluminum
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset STS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC IG-31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	22/32/42 Teeth SR XR40
Gear shift levers	SRAM ESP 5.0
Rear gear set	11 - 30 Teeth 8-speed

Iron Horse ARS 4.0 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) SRAM ESP 5.0
Derailleur (Rear)	SRAM ESP 7.0
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	2.75 (inches) Travel Answer Manitou Spyder

Other Specs of Iron Horse ARS 4.0

Component group sets	Mountain Mix
Pedals details	Wellgo LU-981 With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Steel Rails WTB SSTK
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-339