Trek 820 2007 VS Rocky Mountain HAMMER RACE 1997 specs comparison

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	- Matte Navy and Matte Bluegray -Hot Orange and Metallic Dark Silver
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Hi-tensile Steel and chromoly
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	Aheadset Slimstak

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 SR XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	13 - 34 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano C-051
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	63 (millimeters) Travel RST 191 C7

Other Specs of Trek 820

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager Approved

Rocky Mountain Hammer Race

General Infos

Model	Hammer Race
Manufacturer	Rocky Mountain
Year of production	1997
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 16.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-2.0 Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims DW 6000
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Triple-butted Tange Chromoly
Frame type	TIG-welded
Handlebar construction	RMB Aluminum
Handlebar extender	Optional
Handlebar stem details	RMB Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 350
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 30 Teeth 8-speed

Rocky Mountain Hammer Race Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy XC

Other Specs of Rocky Mountain Hammer Race

Component group sets	Shimano Deore LX
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Selle Italia
Seat post extension	26.8 (millimeters) Diameter RMB Aluminum