AMP Research B4 1999 Technical specs and features
| Brand | AMP Research |
| Model | B4 |
| First production | 1999 |
| Bike category | Mountain Bike |
| Bike sub-category | Mountain With Dual Suspension |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | AMP Research B4 Parts |
| Available 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 Specifications
| 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 Specs
| 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 |
| Available colors | - Candy Apple Red - Polished |
| Weight | Not Available |
| 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 |
AMP Research B4 picture
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AMP Research B4 bike review
AMP Research produced the B4 bike in 1999 and can be classified as a Mountain bike bicycle, this exact model costs in american market arround $2,065.00.
B4 bike is available in many sizes such as Large , medium , small and xsmall .
AMP Research Mountain bike B4 can be found in a few colors, among these colors Candy Apple Red and Polished .
This bike is equiped with 26 x 1.90" Hutchinson On The Rocks tires and DT stainless steel spoke wheel while the rims are manufactured by Mavic X221, 32-hole. AMP Research equiped this exact model with AMP D1 Hydraulic Disc Brake System brakes, Shimano Deore XT levers braking system and Front: AMP Research D1, Rear: Shimano Deore XT hubs.
To guarantee the comfiest ride AMP Research used Alcoa Alcalyte 6013 T6 aluminum material for the frame. Hsin Lung aluminum high strength material is used on the handlebar of this B4 to ensure the perfect handling while the stems are made of Hsin Lung aluminum.
For the smoothest biking experience Shimano Deore XT, 22/32/44 teeth is used on this bicycle linked to Shimano CN-IG90 chain that is easily replaceable as stated by AMP Research, the whole system is connected to a high reliability Shimano Deore XT RapidFire SL gear shift levers.