Rocky Mountain RM9 2001 VS ProFlex 657 1997 specs comparison
![Rocky Mountain RM9 2001 comparison online with competitors](https://yobicycle.com/images/models/Rocky-Mountain-RM9-2001-specs.jpg)
Rocky Mountain RM9
General InfosModel | RM9 |
Manufacturer | Rocky Mountain |
Year of production | 2001 |
Current price | Check price Here ==> |
Color choice |
-Red and silver |
Sizes |
- 18 (inches) |
Sizes |
- 18 (inches) |
Wheels And Breaking System
Bike front tire | Maxxis High Roller |
Bike rear tire | Not Available |
Bike wheel size | Not Available |
Brakeset type | Purple Hayes Hydraulic Disk Levers Purple Hayes Hydraulic Disk Brakes |
Hubs for disc brakes | Rear: Hayed Disk DH Front: Hayes Disk DH |
Rims manufacturer | Sun Tomac DH |
Spoke nipples type | Not Available |
Spoke wheel | DT Stainless Steel |
Frame and Body Specs
Frame materials | Easton RAD |
Frame type | TIG-welded |
Handlebar construction | Race Face DH Riser |
Handlebar extender | Optional |
Handlebar stem details | Race Face DH |
Headset size | 1 1/8 (inches) Threadless Race Face Stainless |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) SRAM |
Bottom bracket shell width | Not Available |
Bottom bracket type | Race Face Spline |
Crankset parts and sizes | 44 Teeth Race Face North Shore Extreme Spline |
Gear shift levers | SRAM 8 Speed Trigger |
Rear gear set | 8-speed |
Rocky Mountain RM9 Fork System Data
Derailleur (Front) | Rocky Mountain 44t Chain Device |
Derailleur (Rear) | SRAM ESP 9.0 |
Fork material | Triple-clamp Crown Aluminum |
Fork type | Marzocchi Shiver DH |
Other Specs of Rocky Mountain RM9
Component group sets | Mountain Mix |
Pedals details | Shimano PD-M646 SPD |
Rear shock absorber | 9.0 (inches) Travel Fox Vanilla RC |
Saddle seat | Selle Italia Custom Karve |
Seat post extension | 26.8 (millimeters) Diameter Race Face XY |
![ProFlex 657 1997 comparison online with competitors](https://yobicycle.com/images/models/ProFlex-657-1997-specs.jpg)
ProFlex 657
General InfosModel | 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, Rocky Mountain provided us with the latest version of its RM9 bike manual
- Find All parts, tires and accessories of Rocky Mountain RM9 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