Trek 820 WSD 2011 VS Specialized P GROM 2009 specs comparison

Trek 820 WSD

General Infos

Model	820 WSD
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Crystal Pearl White
Sizes	- Womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)
Sizes	- Womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Bontrager LT3
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF40 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Formula FM31 Front: Formula FM21
Rims manufacturer	36-hole Bontrager 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Steel
Frame type	TIG-welded
Handlebar construction	Bontrager Approved Riser
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless Semi Integrated

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Hawk DX
Gear shift levers	Shimano EF40
Rear gear set	13 - 34 Teeth 7-speed

Trek 820 WSD Fork System Data

Derailleur (Front)	Shimano TX51
Derailleur (Rear)	Shimano TX31
Fork material	Single
Fork type	63 (millimeters) Travel SR Suntour M-2025

Other Specs of Trek 820 WSD

Component group sets	Shimano Mix
Pedals details	Wellgo Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontager SSR WSD
Seat post extension	31.6 (millimeters) Diameter Bontrager SSR

Specialized P Grom

General Infos

Model	P Grom
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Teal
Sizes	- Small

Wheels And Breaking System

Bike front tire	24 X 2.20 (inches) Specialized Rhythm Lite Control
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB5 With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	36-hole Specialized P-Disc AM
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Specialized Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Aggro
Headset size	1 1/8 (inches) Tank FX

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Fuse Euro
Crankset parts and sizes	34 Teeth Fuse Tubular Cr-Mo With Bashguard
Gear shift levers	SRAM X.4 Trigger
Rear gear set	11 - 28 Teeth 8-speed

Specialized P Grom Fork System Data

Derailleur (Front)	Chain Retention Device Specialized Chain Guide
Derailleur (Rear)	SRAM X.5
Fork material	Single Crown Chromoly and magnesium
Fork type	80 (millimeters) Travel Marzocchi DJ3

Other Specs of Specialized P Grom

Component group sets	Mountain Mix
Pedals details	Specialized Alloy
Rear shock absorber	Not Available
Saddle seat	Specialized Fuse Lo Pro
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt