ProFlex 657 1997 VS GT I-DRIVE 4 2.0 2006 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

GT i-Drive 4 2.0

General Infos

Model	i-Drive 4 2.0
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-F-one Silver
Sizes	- Xsmall - small - mediuim - large - xlarge

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Tioga Blue Dragon Front: 26 X 2.10 (inches) Tioga Yellow Kirin Slo Rebound
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Julie Disc Brake Levers Magura Julie Hydraulic Disc With 180 (millimeters) Rotor Front and Magura Julie Hydraulic Disc Brake With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	DT Swiss Onyx Disc
Rims manufacturer	WTB Speed Disc
Spoke nipples type	DT Swiss
Spoke wheel	Double-butted DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	31.8 (millimeters) Clamp 680 (millimeters) Width 25 (millimeters) Rise Truvativ XR 6061 Butted Alum
Handlebar extender	Not Available
Handlebar stem details	4 Bolt Face With 5 Degree Rise Truvativ XR 6061 Cold Forged Stem
Headset size	Sealed Angular Contact Bearing FSA Integrated

Gearing Specifications

Bicycle chain	Shimano CN-HG73
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ GXP
Crankset parts and sizes	22/32/42 Teeth Truvativ Stylo
Gear shift levers	SRAM X9
Rear gear set	12 - 32 Teeth 9-speed

GT i-Drive 4 2.0 Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	SRAM X9
Fork material	Steel and aluminum and magnesium
Fork type	100 (millimeters) RockShox TORA 302

Other Specs of GT i-Drive 4 2.0

Component group sets	Mountain Mix
Pedals details	Crank Brothers Candy C
Rear shock absorber	4 (inches) Travel Fox Float R Air Shock 6 and 1.25 Standard Length Wit
Saddle seat	SDG Bel Air
Seat post extension	SL Alloy Micro Adjust