Wheeler 3900 ZX 1997 VS Trek 820 2011 specs comparison
Wheeler 3900 ZX
General Infos| Model | 3900 ZX |
| Manufacturer | Wheeler |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Green |
| Sizes |
- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) |
| Sizes |
- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Kenda Bear Claw |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Altus Levers Shimano Altus Brakes |
| Hubs for disc brakes | Aluminum Nutted |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Oversize 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Steel |
| Headset size | 1 1/8 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 Teeth |
| Gear shift levers | Grip Shift MRX-170 |
| Rear gear set | 11 - 28 Teeth 7-speed |
Wheeler 3900 ZX Fork System Data
| Derailleur (Front) | Top-pull Shimano AceraX Top-swing |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Not Available |
| Fork type | SR DuoTrack 8007 |
Other Specs of Wheeler 3900 ZX
| Component group sets | Shimano Alivio |
| Pedals details | Not Available |
| Rear shock absorber | Not Available |
| Saddle seat | Wheeler |
| Seat post extension | Aluminum Micro-adjust |
Trek 820
General Infos| Model | 820 |
| Manufacturer | Trek |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Black |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.0 (inches) Bontrager LT3 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF40 Levers Tektro V Brakes |
| Hubs for disc brakes | Rear: Formula FM31 Front: Formula FM21 |
| Rims manufacturer | 36-hole Bontrager 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Steel |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | 1 1/8 (inches) Threadless Semi Integrated |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 28/38/48 Teeth Hawk DX |
| Gear shift levers | Shimano EF40 |
| Rear gear set | 13 - 34 Teeth 7-speed |
Trek 820 Fork System Data
| Derailleur (Front) | Shimano TX51 |
| Derailleur (Rear) | Shimano TX31 |
| Fork material | Single |
| Fork type | 63 (millimeters) Travel SR Suntour M-2025 |
Other Specs of Trek 820
| Component group sets | Shimano Mix |
| Pedals details | Wellgo Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontager SSR |
| Seat post extension | 31.6 (millimeters) Diameter Bontrager SSR |
Useful links and guides ....
- To know more about this exacte bike, Wheeler provided us with the latest version of its 3900 ZX bike manual
- Find All parts, tires and accessories of Wheeler 3900 ZX Mountain bike here
- Get your Trek 820 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 820 Mountain bike here