Rocky Mountain RM9 2002 VS AMP Research B4 1999 specs comparison
Rocky Mountain RM9
General Infos| Model | RM9 |
| Manufacturer | Rocky Mountain |
| Year of production | 2002 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- 18 (inches) |
| Sizes |
- 18 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 24 X 2.70 (inches) Maxxis High Roller Front: 26 X 2.70 (inches) Maxxis High Roller |
| Bike rear tire | Not Available |
| Bike wheel size | Rear: 24 (inches) Wheels Front: 26 (inches) |
| Brakeset type | Hayes Hydraulic Disc Levers Hayes Hydraulic Disc Brakes |
| Hubs for disc brakes | Rear: RMB Thru Alxe Front: RMB QR20 Disc |
| Rims manufacturer | 32-hole Sun Rims Double Wide |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 15ga. Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Easton RAD |
| Frame type | TIG-welded |
| Handlebar construction | Race Face DH |
| Handlebar extender | Not Available |
| Handlebar stem details | Titec |
| Headset size | 1 1/8 (inches) Threadless Pig DH With Hopey Steering Damper) |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) SRAM PC-59 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Race Face Taperlock ISIS |
| Crankset parts and sizes | Race Face North Shore DH |
| Gear shift levers | Shimano XT RapidFire SL |
| Rear gear set | 11 - 34 Teeth 9-speed |
Rocky Mountain RM9 Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) |
| Derailleur (Rear) | Shimano XTR SGS |
| Fork material | Not Available |
| Fork type | 8.0 (inches) Travel Marzocchi Shiver DC |
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 | Fi'zi:k DH Custom |
| Seat post extension | 26.8 (millimeters) Diameter Titec Knock DH |
AMP Research B4
General Infos| Model | B4 |
| Manufacturer | AMP Research |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Polished -Candy Apple Red |
| Sizes |
- Large - medium - small - xsmall |
Wheels And Breaking System
| Bike front tire | 26 X 1.90 (inches) Hutchinson On The Rocks |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore XT Levers AMP D1 Hydraulic Disc Brake System Brakes |
| Hubs for disc brakes | Rear: Shimano Deore XT Front: AMP Research D1 |
| Rims manufacturer | 32-hole Mavic X221 |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Double-butted DT Stainless Steel |
Frame and Body Specs
| Frame materials | Alcoa Alcalyte 6013 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Hsin Lung Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Hsin Lung Aluminum |
| Headset size | 1 1/8 (inches) Threadless Ritchey Logic |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG90 |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | 110.5 (millimeters) Spindle Shimano Deore XT |
| Crankset parts and sizes | 22/32/44 Teeth Shimano Deore XT |
| Gear shift levers | Shimano Deore XT RapidFire SL |
| Rear gear set | 11 - 34 Teeth 9-speed |
AMP Research B4 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 35.0 (millimeters) Shimano Deore XT |
| Derailleur (Rear) | Shimano Deore XT GS |
| Fork material | Linkage Crown Alcoa Alcalyte 6013 T6 Aluminum |
| Fork type | 2.25 (inches) Travel AMP Research F3 XC |
Other Specs of AMP Research B4
| Component group sets | Shimano Deore XT |
| Pedals details | Platform |
| Rear shock absorber | 3.0 (inches) Travel AMP Research |
| Saddle seat | Serfas Lola |
| Seat post extension | 31.6 (millimeters) Diameter JD Components |
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 AMP Research B4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for AMP Research B4 Mountain bike here