ProFlex 657 1997 VS Giant AC 1 2004 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

Giant AC 1

General Infos

Model	AC 1
Manufacturer	Giant
Year of production	2004
Current price	Check price Here ==>
Color choice	-Stealth Black
Sizes	- 17 (inches) - 18 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.50 (inches) Michelin DH Comp
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HFX-9 Hydraulic Disc Levers Hayes HFX-9 Hydraulic Disc Brakes
Hubs for disc brakes	20 (millimeters) Axle Rear: Shimano Deore XT Disc Front: Aluminum Disc
Rims manufacturer	36-hole Mavic EX823 UST Disc
Spoke nipples type	Brass Nipples
Spoke wheel	14/15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Aluxx SL Aluminum
Frame type	TIG-welded
Handlebar construction	Easton EA70
Handlebar extender	Optional
Handlebar stem details	Race Face Diabolus
Headset size	1 1/8 (inches) Threadless FSA Integrated

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32 Teeth Race Face North Shore DH
Gear shift levers	Shimano Deore XT RapidFire
Rear gear set	11 - 34 Teeth 9-speed

Giant AC 1 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano XTR
Fork material	Single Crown Aluminum and magnesium
Fork type	130 (millimeters) Travel Answer Manitou Sherman Slider SPV

Other Specs of Giant AC 1

Component group sets	Mountain Mix
Pedals details	Easton Flatboy CNC Platform
Rear shock absorber	5.50 (inches) - 6.50 (inches) Adjustable Travel Answer Manitou Swinger
Saddle seat	WTB Laser V
Seat post extension	27.2 (millimeters) Diameter Easton EA50