ProFlex 857 1997 VS GT I-DRIVE 4 5.0 DISC 2006 specs comparison

ProFlex 857

General Infos

Model	857
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Fuzzy Grape
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Panaracer Duster Pro Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Mavic 220S
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double Butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Easton ProGram Elite Double-butted With Carbon Fiber Swingarm
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 XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

ProFlex 857 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin Cross-Link Elite With Noleen NR-2

Other Specs of ProFlex 857

Component group sets	Shimano Deore XT
Pedals details	Proflex Mag-C
Rear shock absorber	4.0 (inches) Travel Noleen NR-2
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-747

GT i-Drive 4 5.0 Disc

General Infos

Model	i-Drive 4 5.0 Disc
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-F-One Blue
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	Avid FR-5 Levers Tektro Aquila Mechanical Disc Brakes
Hubs for disc brakes	Disc Compatible Rear: MTB 9 Speed Cassette Front: MTB Disc Alloy QR
Rims manufacturer	Black Anodized With CNC Sidew Double Wall With Single Eyelets Alex ACE-18
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT I-Drive 4 6061 Heat Treated Full Suspension Frame
Frame type	TIG-welded
Handlebar construction	GT Butted Alum X Country Bar With 35 (millimeters) Rise And 7 Degree Bend
Handlebar extender	Not Available
Handlebar stem details	GT 4 Bolt Face With TIG Welded Extension And Clamp
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 Power Spline
Crankset parts and sizes	22/32/42 Teeth Truvativ 5D
Gear shift levers	SRAM X7
Rear gear set	12 - 32 Teeth 9-speed

GT i-Drive 4 5.0 Disc Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	SRAM SX5
Fork material	Aluminum and magnesium
Fork type	100 (millimeters) Answer Trance

Other Specs of GT i-Drive 4 5.0 Disc

Component group sets	Mountain Mix
Pedals details	MTB Hi-impact Composite Body and Steel Cage With Cro-mo Spindle
Rear shock absorber	4 (inches) Travel Fox Float Air Shock 6 and 1.25 Standard Length
Saddle seat	WTB Speed V
Seat post extension	SL Alloy Micro Adjust