ProFlex 657 1997 VS Specialized DEMO 7 II 2010 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 |
Specialized Demo 7 II
General Infos| Model | Demo 7 II |
| Manufacturer | Specialized |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-White and Brown |
| Sizes |
- Small - medium - large |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.3 (inches) Specialized Chunder SX Front: 26 X 2.3 (inches) Specialized Clutch SX |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Code CR Mag Levers Avid Code CR Mag Brakes |
| Hubs for disc brakes | 20 (millimeters) Thru-axle Rear: Thru-axle 135 (millimeters) With RD Guard Front: Specialized Hi Lo Disc |
| Rims manufacturer | DT Swiss F550 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14/15/14ga. DT Swiss Competition Stainless |
Frame and Body Specs
| Frame materials | M5 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Demo Low-rise 31.8 (millimeters) |
| Handlebar extender | Not Available |
| Handlebar stem details | 35 (millimeters) Specialized 1.5 |
| Headset size | 1 1/2 (inches) 1.5 Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) SRAM PC-971 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | FSA BB-7000 |
| Crankset parts and sizes | 36 Teeth FSA Gravity Lite DH |
| Gear shift levers | SRAM X-9 Trigger |
| Rear gear set | 11 - 34 Teeth 9-speed |
Specialized Demo 7 II Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | SRAM X-0 Short Cage |
| Fork material | Not Available |
| Fork type | 180 (millimeters) Travel RockShox Totem Solo Air |
Other Specs of Specialized Demo 7 II
| Component group sets | Downhill Mix |
| Pedals details | Specialized Lo Pro Mag |
| Rear shock absorber | 7 (inches) Travel Specialized DHX RC4 |
| Saddle seat | 8 (millimeters) Cr-Mo Rails Specialized Enduro |
| Seat post extension | 30.9 (millimeters) Diameter Thomson |
Useful links and guides ....
- To know more about this exacte bike, ProFlex provided us with the latest version of its 657 bike manual
- Find All parts, tires and accessories of ProFlex 657 Mountain bike here
- Get your Specialized Demo 7 II manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Demo 7 II Mountain bike here