Jamis TRAIL X1 2011 VS Specialized GROMROCK 2008 specs comparison

Jamis Trail X1

General Infos

Model	Trail X1
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	- pearl white - sunset red -Gun metal
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	Shimano Alloy Levers Alloy Linear Pull Brakes
Hubs for disc brakes	Heavy Duty ATB With QR
Rims manufacturer	36-hole Alex C-1000
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	Aluminum
Handlebar construction	Jamis XC Riser
Handlebar extender	Optional
Handlebar stem details	Jamis XC Alloy Threadless
Headset size	1 1/8 (inches) VP Threadless

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	42/34/24t Teeth Forged Alloy
Gear shift levers	Shimano Acera ST-EF51 EZ-Fire Plus
Rear gear set	14 - 34 Teeth 7-speed

Jamis Trail X1 Fork System Data

Derailleur (Front)	31.8 (millimeters) Top Pull Shimano TY10
Derailleur (Rear)	Shimano Tourney TX-51
Fork material	Not Available
Fork type	80 (millimeters) RST 191-T

Other Specs of Jamis Trail X1

Component group sets	Mountain Mix
Pedals details	ATB Platform
Rear shock absorber	Not Available
Saddle seat	Jamis ATB
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy 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