GT MARATHON 9R 2008 VS AMP Research B24 1999 specs comparison
GT Marathon 9R
General Infos| Model | Marathon 9R |
| Manufacturer | GT |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Dark Red |
| Sizes |
- Medium - large |
| Sizes |
- Medium - large |
Wheels And Breaking System
| Bike front tire | 29 (inches) WTB Prowler |
| Bike rear tire | Not Available |
| Bike wheel size | 29 (inches) Wheels |
| Brakeset type | Shimano LX Levers Shimano LX Hydraulic Disc Brakes |
| Hubs for disc brakes | Shimano LX |
| Rims manufacturer | WTB Speed Disc 29 (inches) |
| Spoke nipples type | DT Brass |
| Spoke wheel | 15/14ga. Butted DT Swiss |
Frame and Body Specs
| Frame materials | GT I-Drive 4 6061 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA50 Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Easton EA50 |
| Headset size | 1 1/8 (inches) IS-3E |
Gearing Specifications
| Bicycle chain | Shimano HG73-9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano Hollowtech II |
| Crankset parts and sizes | Shimano LX Hollowtech II |
| Gear shift levers | Shimano LX Rapid Fire |
| Rear gear set | 11 - 34 Teeth 9-speed |
GT Marathon 9R Fork System Data
| Derailleur (Front) | Shimano LX |
| Derailleur (Rear) | Shimano XT Shadow |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 100 (millimeters) Travel RockShox Reba SL 29er |
Other Specs of GT Marathon 9R
| Component group sets | Shimano Mix |
| Pedals details | Crank Brothers Candy C |
| Rear shock absorber | 4 (inches) Travel RockShox Monarch 3.1 |
| Saddle seat | WTB Pure V Race |
| Seat post extension | Easton EA50 |
AMP Research B24
General Infos| Model | B24 |
| Manufacturer | AMP Research |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Red |
| Sizes |
- Adjustable for rider height (inches) - fits 4' to 5' 2 riders (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Specialized |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Shimano Alivio Levers AMP D1 Hydraulic Disc Brake System Brakes |
| Hubs for disc brakes | Rear: Shimano Alivio Front: AMP Research D1 |
| Rims manufacturer | 32-hole Sun Rims CR18 |
| 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 | Not Available |
| 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) English |
| Bottom bracket type | 110 (millimeters) Spindle Shimano BB-LP27 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Alivio |
| Gear shift levers | Shimano Alivio RapidFire SL |
| Rear gear set | 11 - 30 Teeth 9-speed |
AMP Research B24 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 35.0 (millimeters) Shimano Alivio |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Linkage Crown Alcoa Alcalyte 6013 T6 Aluminum |
| Fork type | 2.25 (inches) Travel AMP Research F3 XC |
Other Specs of AMP Research B24
| Component group sets | Shimano Alivio |
| Pedals details | Aluminum Platform |
| Rear shock absorber | 3.0 (inches) Travel AMP Research |
| Saddle seat | Serfas Lola |
| Seat post extension | 31.6 (millimeters) Diameter Hsin Lung SP-41 |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Marathon 9R bike manual
- Find All parts, tires and accessories of GT Marathon 9R Mountain bike here
- Get your AMP Research B24 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for AMP Research B24 Mountain bike here