Jamis DURANGO SX 1999 VS Specialized ROCKHOPPER 2008 specs comparison

Jamis Durango SX

General Infos

Model	Durango SX
Manufacturer	Jamis
Year of production	1999
Current price	Check price Here ==>
Color choice	- Flame Red -Bone White
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 1.95 (inches) Hutchinson Chameleon
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro 381A Levers Tektro 823A Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: Formula OV 31
Rims manufacturer	32-hole Sun Rims ZJ-19
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Sha-Dar Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum With Replaceable Derailleur Hanger
Frame type	TIG-welded
Handlebar construction	Kalloy Riser 6061 Butted
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-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano Alivio RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Jamis Durango SX Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	2.75 (inches) Travel RST 381R

Other Specs of Jamis Durango SX

Component group sets	Mountain Mix
Pedals details	Wellgo LU-955A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo VL-2000
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-339

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- blue - yellow -Green
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Specialized Fast Trak LK Sport Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Alloy 2-finger Levers Promax Alloy (inches)V (inches) Brakes
Hubs for disc brakes	Rear: Shimano FH-RM30L Front: Specialized Forged Alloy
Rims manufacturer	28-hole and 32-hole Specialized and Alex RH 26
Spoke nipples type	Alloy Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	M4 Manipulated Alloy
Frame type	TIG-welded
Handlebar construction	Specialized Alloy XC Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 31.8 (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	126 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M341-8
Gear shift levers	Shimano Acera SL-MC40
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	Shimano Alivio RD-M410
Fork material	Single Crown Crown Aluminum and steel and magnesium
Fork type	100 (millimeters) Travel RockShox Dart 3 SL

Other Specs of Specialized Rockhopper

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