Trek 3900 DISC 2011 VS Giant ATX 870 1997 specs comparison
Trek 3900 Disc
General Infos| Model | 3900 Disc |
| Manufacturer | Trek |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Deep Blue |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
| 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 EF50 Levers Tektro Novela Brakes |
| Hubs for disc brakes | Rear: Shimano Alloy M475 Front: Formula DC20 |
| Rims manufacturer | 36-hole Bontrager 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alloy |
| 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 | 24/34/42 Teeth Shimano M171 |
| Gear shift levers | Shimano EF51 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Disc Fork System Data
| Derailleur (Front) | Shimano M190 |
| Derailleur (Rear) | Shimano M360 |
| Fork material | Single |
| Fork type | 100 (millimeters) Travel SR Suntour XCT |
Other Specs of Trek 3900 Disc
| 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 |
Giant ATX 870
General Infos| Model | ATX 870 |
| Manufacturer | Giant |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- green kandy -Ball burnished and blue slate fade |
| Sizes |
- 14.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - 23.5 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.95 (inches) Tioga Psycho TT Kevlar Front: 26 X 1.95 (inches) Tioga Edge Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes |
| Hubs for disc brakes | Rear: Shimano STX-RC Front: Shimano STX-RC Suspension |
| Rims manufacturer | 32-hole Rigida Norma |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Butted Giant CU92 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Direct Connect Aluminum |
| Headset size | 1 1/8 (inches) Threadless Dia-Compe Aheadset TA-3 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-20 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110.5 (millimeters) Spindle Shimano BB-UN52 |
| Crankset parts and sizes | 22/34/42 Teeth Shimano STX-RC |
| Gear shift levers | Shimano STX-RC RapidFire SL |
| Rear gear set | 11 - 28 Teeth 8-speed |
Giant ATX 870 Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 35.0 (millimeters) Shimano Deore LX Top-swing |
| Derailleur (Rear) | Shimano Deore LX SGS |
| Fork material | Triple-clamp Crown Magnesium |
| Fork type | Rock Shox Indy XC |
Other Specs of Giant ATX 870
| Component group sets | Shimano Deore LX and STX-RC |
| Pedals details | Giant EXT-Comp Aluminum With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Tecno Dynamica |
| Seat post extension | 30.8 (millimeters) Diameter Kalloy SP-243 |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its 3900 Disc bike manual
- Find All parts, tires and accessories of Trek 3900 Disc Mountain bike here
- Get your Giant ATX 870 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Giant ATX 870 Mountain bike here