ProFlex 757 1997 VS GT MARATHON CARBON EXPERT 2010 specs comparison

ProFlex 757

General Infos

Model	757
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	- yellow and blue -White and red
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Easton ProGram Elite Double-butted
Frame type	TIG-welded
Handlebar construction	Titec Enduro
Handlebar extender	Girvin Team Issue
Handlebar stem details	Girvin Reversible Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset AL-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-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

ProFlex 757 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin Cross-Link With Noleen NR-1

Other Specs of ProFlex 757

Component group sets	Shimano Deore LX
Pedals details	Proflex Mag-C
Rear shock absorber	4.0 (inches) Travel Noleen NR-1
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312

GT Marathon Carbon Expert

General Infos

Model	Marathon Carbon Expert
Manufacturer	GT
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black and Red
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Kenda Karma DTC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano SLX Hydraulic Levers Shimano SLX Disc Brakes
Hubs for disc brakes	Mavic CrossRide Centerlock Disc
Rims manufacturer	Mavic CrossRide Disc
Spoke nipples type	Not Available
Spoke wheel	Mavic

Frame and Body Specs

Frame materials	Monocoque Carbon Fiber
Frame type	Monocoque
Handlebar construction	Ritchey Pro Rizer OS
Handlebar extender	Optional
Handlebar stem details	Ritchey Pro
Headset size	1 1/8 (inches) Integrated FSA Sealed Angular Contact Bearing

Gearing Specifications

Bicycle chain	Shimano HG-73
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano SLX Hollowtech II
Crankset parts and sizes	Shimano SLX
Gear shift levers	Shimano SLX RapidFire
Rear gear set	11 - 32 Teeth 9-speed

GT Marathon Carbon Expert Fork System Data

Derailleur (Front)	Shimano SLX
Derailleur (Rear)	Shimano SLX
Fork material	Single
Fork type	120 (millimeters) Travel RockShox Recon Race Air

Other Specs of GT Marathon Carbon Expert

Component group sets	Shimano SLX
Pedals details	Not Available
Rear shock absorber	4 (inches) Travel Fox Float RP2
Saddle seat	Fi'zi:k Gobi XM With Mg Rails
Seat post extension	31.6 (millimeters) Diameter Ritchey 3D Forged