Trek 820 WSD 2011 VS Rocky Mountain HAMMER 2003 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

Rocky Mountain Hammer

General Infos

Model	Hammer
Manufacturer	Rocky Mountain
Year of production	2003
Current price	Check price Here ==>
Color choice	-Flat Anthracite
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Hutchinson Python Air Light
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 7 Levers Avid Single Digit 7 Brakes
Hubs for disc brakes	Shimano Deore Disc
Rims manufacturer	32-hole Mavic X221
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 725
Frame type	TIG-welded
Handlebar construction	Race Face Prodigy
Handlebar extender	Not Available
Handlebar stem details	Race Face Prodigy
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Race Face Taperlock ISIS
Crankset parts and sizes	22/32/44 Teeth Race Face Prodigy XC
Gear shift levers	Shimano LX RapidFire SL
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Hammer Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Single Crown Aluminum and magnesium
Fork type	80 (millimeters) Travel Marzocchi MX Pro Air

Other Specs of Rocky Mountain Hammer

Component group sets	Mountain Mix
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	Not Available
Saddle seat	Selle Italia Onda Custom
Seat post extension	26.8 (millimeters) Diameter RMB 3D Lite