AMP Research B-4 ALL COUNTRY XTR 2001 VS Rocky Mountain INSTINCT 2001 specs comparison
AMP Research B-4 All Country XTR
General InfosModel | B-4 All Country XTR |
Manufacturer | AMP Research |
Year of production | 2001 |
Current price | Check price Here ==> |
Color choice | - Red-Polished |
Sizes | - Large - medium - small - xsmall |
Sizes | - Large - medium - small - xsmall |
Wheels And Breaking System
Bike front tire | Rear: 26 X 1.95 (inches) Specialized Team MasterFront: 26 X 2.00 (inches) Specialized Team Control |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano XTR LeversAMP D-1 Hydraulic Disc Brakes |
Hubs for disc brakes | Rear: Shimano Deore XTFront: AMP Research D-1 |
Rims manufacturer | 32-holeSun Rims CR18 |
Spoke nipples type | Aluminum Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeDT Stainless Steel |
Frame and Body Specs
Frame materials | Alcoa 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | 1.5 (inches) RiseAluminum |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-7700 |
Bottom bracket shell width | American |
Bottom bracket type | 112.5 (millimeters) SpindleShimano BB-M952 |
Crankset parts and sizes | 26/36/48 TeethShimano XTR M952 |
Gear shift levers | Shimano XTR RapidFire SL |
Rear gear set | 12 - 34 Teeth9-speed |
AMP Research B-4 All Country XTR Fork System Data
Derailleur (Front) | Bottom-pull Clamp-on 1 3/8 (inches)Shimano XTR |
Derailleur (Rear) | Shimano XTR |
Fork material | Linkage CrownAluminum |
Fork type | 2.5 (inches) TravelAMP Research F-3 XC |
Other Specs of AMP Research B-4 All Country XTR
Component group sets | Shimano XTR |
Pedals details | Alloy Platform |
Rear shock absorber | 3.0 (inches) TravelAMP Research |
Saddle seat | Specialized |
Seat post extension | 31.6 (millimeters) DiameterAluminum |

Rocky Mountain Instinct
General InfosModel | Instinct |
Manufacturer | Rocky Mountain |
Year of production | 2001 |
Current price | Check price Here ==> |
Color choice | - Buffed and Blue-Buffed and Black |
Sizes | - 15 (inches)- 16.5 (inches)- 18 (inches)- 19 (inches)- 20.5 (inches) |
Wheels And Breaking System
Bike front tire | Maxxis Hard Drive Two One Kevlar |
Bike rear tire | Not Available |
Bike wheel size | Not Available |
Brakeset type | Magura Clara LeversMagura Clara Brakes |
Hubs for disc brakes | SRAM 9.0 Disk |
Rims manufacturer | Mavic X221 |
Spoke nipples type | Not Available |
Spoke wheel | DT Stainless Steel |
Frame and Body Specs
Frame materials | Easton Ultralite |
Frame type | TIG-welded |
Handlebar construction | Race Face Prodigy Riser |
Handlebar extender | Optional |
Handlebar stem details | Race Face Prodigy |
Headset size | 1 1/8 (inches) Threadless Ritchey Logic |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)SRAM |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano BB-UN72 |
Crankset parts and sizes | 22/32/44 TeethRace Face Turbine LP |
Gear shift levers | Shimano Deore XT RapidFire SL |
Rear gear set | 9-speed |
Rocky Mountain Instinct Fork System Data
Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters)Shimano Deore XT Top-swing |
Derailleur (Rear) | Shimano XTR |
Fork material | Triple-clamp CrownAluminum |
Fork type | Marzocchi Bomber Z-2 Atom Sport |
Other Specs of Rocky Mountain Instinct
Component group sets | Mountain Mix |
Pedals details | Shimano PD-M536 SPD |
Rear shock absorber | Fox Air Float RC |
Saddle seat | Selle Italia Onda |
Seat post extension | 26.8 (millimeters) DiameterRace Face XY |
Useful links and guides ....
- To know more about this exacte bike, AMP Research provided us with the latest version of its B-4 All Country XTR bike manual
- Find All parts, tires and accessories of AMP Research B-4 All Country XTR Mountain bike here
- Get your Rocky Mountain Instinct manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Rocky Mountain Instinct Mountain bike here