Jamis EUREKA 1998 VS Specialized GROMROCK 2008 specs comparison

Jamis Eureka

General Infos

Model	Eureka
Manufacturer	Jamis
Year of production	1998
Current price	Check price Here ==>
Color choice	- Electric Blue -Ball-Burnished
Sizes	- 12 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 12 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.20 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX-RC Levers Shimano STX-RC V-Brake Brakes
Hubs for disc brakes	Q and R Rear: Shimano STX-RC Front: Formula Aluminum
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Kalloy Riser 6061 Butted
Handlebar extender	Optional
Handlebar stem details	Jamis Flip-Flop
Headset size	1 1/8 (inches) Aheadset STS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Jamis Eureka Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou Spyder R

Other Specs of Jamis Eureka

Component group sets	Shimano STX-RC
Pedals details	Wellgo With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Jamis Comp
Seat post extension	27.0 (millimeters) Diameter Kalloy Aluminum Micro-adjust

Specialized Gromrock

General Infos

Model	Gromrock
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Charcoal and black
Sizes	- 12.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1 (inches) Specialized Resolution Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Jr. Levers Tektro IOX With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Hi-Lo Disc
Rims manufacturer	32-hole Specialized and Alex HRD 24
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 25.4 (millimeters)
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMX X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth SR Suntour XCM-T312
Gear shift levers	SRAM 3.0 Comp Grip Shift
Rear gear set	11 - 32 Teeth 8-speed

Specialized Gromrock Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	SRAM 3.0
Fork material	Single Crown Crown Aluminum and steel
Fork type	80 (millimeters) Travel SR Suntour SF7-XCM

Other Specs of Specialized Gromrock

Component group sets	Mountain Mix
Pedals details	Steel Cage and composite Body
Rear shock absorber	Not Available
Saddle seat	Specialized Kids ATB With Kevlar Sides
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt