Jamis DAKOTA 1998 VS Specialized ROCKHOPPER EXPERT 2009 specs comparison

Jamis Dakota

General Infos

Model	Dakota
Manufacturer	Jamis
Year of production	1998
Current price	Check price Here ==>
Color choice	-Mango
Sizes	- 11 (inches) - 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 11 (inches) - 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.20 (inches) WTB Primal Raptor Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-2.0 L Levers Avid 1D-20 Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano STX Suspension
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 631
Frame type	TIG-welded
Handlebar construction	Titec Enduro
Handlebar extender	Titec L-Bend
Handlebar stem details	Titec Aluminum
Headset size	1 1/8" c

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	24/34/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Jamis Dakota Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou SX

Other Specs of Jamis Dakota

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Chromoly Rails SDG Ventura Comp
Seat post extension	27.0 (millimeters) Diameter Titec PG

Specialized Rockhopper Expert

General Infos

Model	Rockhopper Expert
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Metallic Red -Dream Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak Control
Bike rear tire	Not Available
Bike wheel size	26 (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
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 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Chromoly and alloy and magnesium
Fork type	100 (millimeters) Travel RockShox Tora SLite

Other Specs of Specialized Rockhopper Expert

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