Trek SCRATCH 9 2010 VS ProFlex 657 1997 specs comparison

Trek Scratch 9

General Infos

Model	Scratch 9
Manufacturer	Trek
Year of production	2010
Current price	Check price Here ==>
Color choice	-Gloss Black
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Bontrager FR-4
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixer CR Mag Hydraulic Levers Avid Elixer CR Mag Disc Brakes
Hubs for disc brakes	Bontrager Cousin Earl Elite Disc
Rims manufacturer	Tubeless Ready Bontrager Cousin Earl Elite
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Red Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Rhythm
Headset size	1 1/8 (inches) - 1 1/2 (inches) Cane Creek Frustum SE Light

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	36/24 Teeth Race Face Atlas
Gear shift levers	SRAM X.0 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Trek Scratch 9 Fork System Data

Derailleur (Front)	Direct Mount Shimano Deore
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Crown Alloy
Fork type	160 (millimeters) Travel Fox 36 Vanilla RC2 With 20 (millimeters) QR Thru Axle

Other Specs of Trek Scratch 9

Component group sets	Mountain Mix
Pedals details	Wellgo MG-1
Rear shock absorber	170 (millimeters) Travel Fox DHX RC4
Saddle seat	Bontrager Rhythm
Seat post extension	31.6 (millimeters) Diameter Crank Brothers Joplin With Remote

ProFlex 657

General Infos

Model	657
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	-Matte titanium
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Chang Star 274A Levers Chang Star 879AG Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano STX
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Girvin Team Issue
Handlebar stem details	Girvin Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

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-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

ProFlex 657 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin AL With ODS Coil Over Oil

Other Specs of ProFlex 657

Component group sets	Shimano Deore LX and STX-RC
Pedals details	Wellgo LU-946S
Rear shock absorber	3.5 (inches) Travel Girvin GDT Coil Over Oil
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312