Alpinestars RSA-740 1996 VS ProFlex 657 1997 specs comparison
Alpinestars RSA-740
General Infos| Model | RSA-740 |
| Manufacturer | Alpinestars |
| Year of production | 1996 |
| Current price | Check price Here ==> |
| Color choice |
-Yellow |
| Sizes |
- 40 cm (centimeters) - 45 cm (centimeters) - 50 cm (centimeters) |
| Sizes |
- 40 cm (centimeters) - 45 cm (centimeters) - 50 cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) WTB VelociRaptor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro RBP-370A Levers Tektro 862A Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 32-hole Araya TM-820 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly Rear Triangle Double-butted 7005 Aluminum |
| Frame type | Welded Aluminum |
| Handlebar construction | Alpinestars XC |
| Handlebar extender | Optional |
| Handlebar stem details | Alpinestars XC |
| Headset size | 1 1/8 (inches) YST Sealed Tech |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC SS-91S |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | 113 (millimeters) Spindle Shimano BB-LP26 |
| Crankset parts and sizes | 22/32/42 Teeth Sugino Impel 500 |
| Gear shift levers | Grip Shift SRT-600 |
| Rear gear set | 11 - 28 Teeth 8-speed |
Alpinestars RSA-740 Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 35.0 (millimeters) Shimano Deore LX |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Magnesium |
| Fork type | Rock Shox Mag 21 |
Other Specs of Alpinestars RSA-740
| Component group sets | Shimano Deore LX |
| Pedals details | Fasten NWL-90K With Clips & Straps |
| Rear shock absorber | 3.0 (inches) Travel Fox Alps-4R |
| Saddle seat | Velo VL-253 |
| Seat post extension | 27.2 (millimeters) Diameter Alpinestars XC |
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) |
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 |
Useful links and guides ....
- To know more about this exacte bike, Alpinestars provided us with the latest version of its RSA-740 bike manual
- Find All parts, tires and accessories of Alpinestars RSA-740 Mountain bike here
- Get your ProFlex 657 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for ProFlex 657 Mountain bike here