ProFlex 657 1997 VS Trek EPIC EXPERT CARBON 29ER 2011 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


Trek Epic Expert Carbon 29er 2011 comparison online with competitors

Trek Epic Expert Carbon 29er

General Infos
Model Epic Expert Carbon 29er
Manufacturer Trek
Year of production 2011
Current price Check price Here ==>   
Color choice -Red and White
Sizes - Small
- Medium
- Large
- Extra large

Wheels And Breaking System

Bike front tire Rear: 29 X 1.95 (inches) S-Works Renegade
Front: 29 X 2.0 (inches) S-Works The Captain
Bike rear tireNot Available
Bike wheel size29 (inches) Wheels
Brakeset type Avid Elixir CR SL Levers
Avid Elixir CR SL Brakes
Hubs for disc brakesSpecialized Hi Lo Disc
Rims manufacturer 32-hole
DT Swiss X450SL
Spoke nipples typeNot Available
Spoke wheel 15/18ga. Double-butted
DT Swiss Competition Stainless Steel

Frame and Body Specs

Frame materialsFACT 9m Carbon
Frame typeBonded and monocoque
Handlebar constructionSpecialized XC Flat 31.8 (millimeters)
Handlebar extenderOptional
Handlebar stem detailsSpecialized XC
Headset size1 1/8 (inches) - 1 1/2 (inches) Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chainKMC X10
Bottom bracket shell widthNot Available
Bottom bracket typeSRAM PF-30
Crankset parts and sizes 24/38 Teeth
SRAM Carbon S-2200
Gear shift leversSRAM X.9
Rear gear set 11 - 36 Teeth
10-speed

Trek Epic Expert Carbon 29er Fork System Data

Derailleur (Front) S3 Direct Mount
SRAM X.7
Derailleur (Rear)SRAM X.0
Fork materialSingle
Fork type 100 (millimeters) Travel
RockShox Reba 29

Other Specs of Trek Epic Expert Carbon 29er

Component group setsSRAM Mix
Pedals detailsResin Test Ride Pedals
Rear shock absorber 100 (millimeters) Travel
Fox Mini-Brain
Saddle seatSpecialized BG Phenom
Seat post extension 30.9 (millimeters) Diameter
Alloy Single Bolt Setback


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