Jamis TRAIL XR 2011 VS Specialized ROCKHOPPER PRO 2008 specs comparison

Jamis Trail XR

General Infos

Model	Trail XR
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	- ano grey - pearl white -Monterey blue
Sizes	- M: 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 F: 12 (inches) - 14 (inches) - 18 (inches)
Sizes	- M: 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 F: 12 (inches) - 14 (inches) - 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) CST ATB
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Alloy 4 Finger Levers Alloy Linear Pull Brakes
Hubs for disc brakes	Heavy Duty ATB With QR
Rims manufacturer	36-hole Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	Hi-Tensile Carbon Steel
Frame type	Steel
Handlebar construction	Jamis XC Riser
Handlebar extender	Optional
Handlebar stem details	Jamis Hi-rise
Headset size	1 1/8 (inches) VP Threaded

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	124.5 (millimeters) Spindle VP Bolt-Type 3SB Axle
Crankset parts and sizes	42/34/24t Teeth Forged Alloy
Gear shift levers	SRAM 3.0
Rear gear set	13 - 28 Teeth 7-speed

Jamis Trail XR Fork System Data

Derailleur (Front)	31.8 (millimeters) Top Pull Shimano TZ30
Derailleur (Rear)	SRAM X
Fork material	Unicrown Crown Steel
Fork type	Hi Ten

Other Specs of Jamis Trail XR

Component group sets	Mountain Mix
Pedals details	ATB Platform
Rear shock absorber	Not Available
Saddle seat	Jamis ATB
Seat post extension	28.6 (millimeters) Diameter Jamis Alloy Micro-adjust

Specialized Rockhopper Pro

General Infos

Model	Rockhopper Pro
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Brunt Orange
Sizes	- 15 - 17 - 19 - 21

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Track Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	6 (inches) Rotor Brakes Avid Juicy 3 SL Hydraulic Disc Hydraulic Disc Levers Avid Juicy 3 SL
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss 445D
Spoke nipples type	Alloy Niples
Spoke wheel	15ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	M4 Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 640 (millimeters) Wide With Graphic Specialized XC Rise
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp 3D Forged Specialized
Headset size	1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC X9SL
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano M532
Crankset parts and sizes	22/32/44 Teeth Shimano M532
Gear shift levers	SRAM X-5 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro Fork System Data

Derailleur (Front)	Dual-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	SRAM X.7
Fork material	Single
Fork type	100 (millimeters) Travel RockShox Recon Race SL

Other Specs of Specialized Rockhopper Pro

Component group sets	Mountain Mix
Pedals details	Specialized Aluminum
Rear shock absorber	Not Available
Saddle seat	Specialized Indie XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust