ProFlex 657 1997 VS Trek Y 3 1998 specs comparison

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)
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

Trek Y 3

General Infos

Model	Y 3
Manufacturer	Trek
Year of production	1998
Current price	Check price Here ==>
Color choice	-Ice RC Blue
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Bontrager Jones Front: 26 X 2.10 (inches) Bontrager Jones
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7N Levers Avid 1D-10 Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Matrix Swami
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum With True Temper Chromoly Swingarm
Frame type	TIG-welded
Handlebar construction	System 1
Handlebar extender	Optional
Handlebar stem details	System 1 ATB
Headset size	1 1/8 (inches) Threadless Aheadset Kontak ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-21
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	20/32/42 Teeth Sugino Impel 300
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Trek Y 3 Fork System Data

Derailleur (Front)	Top-pull Shimano STX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy C

Other Specs of Trek Y 3

Component group sets	Mountain Mix
Pedals details	Resin Body and aluminum Cage
Rear shock absorber	4.0 (inches) Travel Fox Vanilla RX
Saddle seat	Bontrager Comp
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust