ProFlex 657 1997 VS AMP Research B3 XT (01) 1996 specs comparison

ProFlex 657 1997 comparison online with competitors

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 tire26 X 2.10 (inches) Panaracer Duster II
Bike rear tireNot Available
Bike wheel size26 (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 typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
Chung Nan Stainless Steel

Frame and Body Specs

Frame materials Butted
7000 Aluminum
Frame typeTIG-welded
Handlebar constructionAluminum
Handlebar extenderGirvin Team Issue
Handlebar stem detailsGirvin Forged
Headset size1 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 width68 (millimeters) English
Bottom bracket type 110 (millimeters) Spindle
Shimano BB-LP26
Crankset parts and sizes 22/32/42 Teeth
Shimano STX-RC
Gear shift leversShimano 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 typeGirvin AL With ODS Coil Over Oil

Other Specs of ProFlex 657

Component group setsShimano Deore LX and STX-RC
Pedals detailsWellgo LU-946S
Rear shock absorber 3.5 (inches) Travel
Girvin GDT Coil Over Oil
Saddle seatSelle San Marco Tecno Dynamica
Seat post extension 27.2 (millimeters) Diameter
Polygon PM-312


AMP Research B3 XT (01) 1996 comparison online with competitors

AMP Research B3 XT (01)

General Infos
Model B3 XT (01)
Manufacturer AMP Research
Year of production 1996
Current price Check price Here ==>   
Color choice - black
- red
-Ball-burnished
Sizes - 16 (inches)
- 18.5 (inches)
- 20 (inches)

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Hutchinson
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano Deore XT Levers
Shimano Deore XT M-System Brakes
Hubs for disc brakesNot Available
Rims manufacturer 32-hole
Sun Metal CR18
Spoke nipples typeBrass Nipples
Spoke wheel 2.0 (millimeters) Double Butted
Wheelsmith Stainless Steel

Frame and Body Specs

Frame materialsAlcoa 6013 T6 Aluminum
Frame typeTIG-welded Steel and welded Aluminum
Handlebar constructionControl Tech Aluminum
Handlebar extenderOptional
Handlebar stem detailsControl Tech
Headset sizeShimano Deore XT

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Shimano CN-IG51
Bottom bracket shell width68 (millimeters) English
Bottom bracket type 107 (millimeters) Spindle
Shimano BB-UN71
Crankset parts and sizes 22/32/42 Teeth
Shimano Deore LX
Gear shift leversShimano Deore XT RapidFire SL
Rear gear set 11 - 28 Teeth
8-speed

AMP Research B3 XT (01) Fork System Data

Derailleur (Front) Bottom-pull
Shimano Deore XT
Derailleur (Rear)Shimano Deore XT GS
Fork material Dual Pivot Crown
Aluminum
Fork typeAMP Research F3 XC

Other Specs of AMP Research B3 XT (01)

Component group setsShimano Deore XT
Pedals detailsOptional
Rear shock absorber 3.0 (inches) Travel
AMP
Saddle seat Manganese Rails
Vetta SP
Seat post extension 31.6 (millimeters) Diameter
Control Tech Control Post


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