Rocky Mountain THIN AIR 1997 VS Trek 3900 DISC 2011 specs comparison
Rocky Mountain Thin Air
General Infos| Model | Thin Air |
| Manufacturer | Rocky Mountain |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Light blue and cream |
| Sizes |
- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) |
| Sizes |
- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) WTB VelociRaptor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid SD-3.0 Levers Avid 1D-30 Brakes |
| Hubs for disc brakes | Rear: Shimano Deore XT Front: Shimano Deore XT Suspension |
| Rims manufacturer | 32-hole Sun Rims CR17A |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 1.8 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Easton Elite With Replaceable Derailleur Hanger |
| Frame type | TIG-welded |
| Handlebar construction | Race Face |
| Handlebar extender | Optional |
| Handlebar stem details | Syncros |
| Headset size | 1 1/8 (inches) Threadless Race Face Real Seal |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-M55 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 107 (millimeters) Spindle Shimano BB-UN72 |
| Crankset parts and sizes | 22/32/44 Teeth Race Face |
| Gear shift levers | Shimano Deore XT RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
Rocky Mountain Thin Air Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Magnesium |
| Fork type | Rock Shox Judy XC |
Other Specs of Rocky Mountain Thin Air
| Component group sets | Shimano Deore XT |
| Pedals details | Ritchey Logic |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Italia |
| Seat post extension | 26.8 (millimeters) Diameter Syncros Hardcore Aluminum |
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) |
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 |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Thin Air bike manual
- Find All parts, tires and accessories of Rocky Mountain Thin Air Mountain bike here
- Get your Trek 3900 Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Disc Mountain bike here