Opus SONAR 2008 VS Trek 3900 2010 specs comparison

Opus Sonar

General Infos

Model	Sonar
Manufacturer	Opus
Year of production	2008
Current price	Check price Here ==>
Color choice	-Satin Black
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) CST
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Levers ProMax Alloy V-Brake Brakes
Hubs for disc brakes	Rear: Formula Nutted Front: Formula
Rims manufacturer	Alex DM-18
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6000 aluminum c
Frame type	TIG-welded
Handlebar construction	Ora AL-027
Handlebar extender	Optional
Handlebar stem details	Ora 2D
Headset size	1 1/8 (inches) VP

Gearing Specifications

Bicycle chain	KMC
Bottom bracket shell width	Not Available
Bottom bracket type	CH-52 Cartridge
Crankset parts and sizes	Suntour XCR-170
Gear shift levers	Shimano ST-EF60
Rear gear set	11 - 30 Teeth 7-speed

Opus Sonar Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Tourney TX-51
Fork material	Single
Fork type	75 (millimeters) Travel RST 191 T7

Other Specs of Opus Sonar

Component group sets	Mountain Mix
Pedals details	Wellgo Alloy Body and cage
Rear shock absorber	Not Available
Saddle seat	Black Ora
Seat post extension	27.2 (millimeters) Diameter Ora SP242

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2010
Current price	Check price Here ==>
Color choice	- Matte Orange -Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager LT-3
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V-brake Brakes
Hubs for disc brakes	Formula FM-31 Alloy
Rims manufacturer	Bontrager 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved Riser
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP-A68-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	42/34/24 Teeth Shimano M191
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano M-360
Fork material	Single Crown
Fork type	100 (millimeters) Travel SR Suntour SF9 XCT V2

Other Specs of Trek 3900

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