Mongoose NX 7.1 1999 VS Trek 3900 2007 specs comparison
Mongoose NX 7.1
General Infos| Model | NX 7.1 |
| Manufacturer | Mongoose |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Wired Platinum |
| Sizes |
- Large - medium - small |
| Sizes |
- Large - medium - small |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) IRC Mythos XC Slick |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro RBP-381A Levers Tektro 824A Linear-pull Brakes |
| Hubs for disc brakes | Rear: Shimano STX-RC Front: Mongoose OS |
| Rims manufacturer | 32-hole Weinmann Zac 19 |
| Spoke nipples type | Not Available |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Mongoose Comp Series 6061 |
| Handlebar extender | Optional |
| Handlebar stem details | Mongoose Alloy |
| Headset size | 1 1/8 (inches) Threadless Tioga TG |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG31 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Alivio |
| Gear shift levers | Shimano Alivio RapidFire SL |
| Rear gear set | 11 - 28 Teeth 8-speed |
Mongoose NX 7.1 Fork System Data
| Derailleur (Front) | Top-pull Shimano Alivio Top-swing |
| Derailleur (Rear) | Shimano STX-RC |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | 1.8 (inches) Travel Rock Shox Jett C |
Other Specs of Mongoose NX 7.1
| Component group sets | Mountain Mix |
| Pedals details | Aluminum Cage With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Mongoose Beast |
| Seat post extension | Mongoose Micro-adjust |
Trek 3900
General Infos| Model | 3900 |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Matte Black and Matte Smooth Silver -Trans Blue |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Bontrager Connection Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Tektro V Brakes |
| Hubs for disc brakes | Rear: Shimano RM-30 Front: Alloy |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | Aheadset Slimstak |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 Teeth SR XCC-T102 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Fork System Data
| Derailleur (Front) | Shimano C-050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and steel |
| Fork type | 70 (millimeters) Travel InSync Grind 1 |
Other Specs of Trek 3900
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Sport |
| Seat post extension | Bontrager Approved |
Useful links and guides ....
- To know more about this exacte bike, Mongoose provided us with the latest version of its NX 7.1 bike manual
- Find All parts, tires and accessories of Mongoose NX 7.1 Mountain bike here
- Get your Trek 3900 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Mountain bike here