Trek 3900 DISC 2011 VS Specialized HARDROCK PRO DISC 2007 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 |
Specialized Hardrock Pro Disc
General Infos| Model | Hardrock Pro Disc |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Raw |
| Sizes |
- Xlarge - large - medium - small |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) Specialized Resolution |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Hayes Sole With BFL Lever Levers Hayes Sole With 6 (inches) Rotor Brakes |
| Hubs for disc brakes | Rear: Shimano FH-M475 Front: Specialized Hi Lo Disc |
| Rims manufacturer | 36-hole Specialized and Alex HRD 26 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized ORE A1 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | Shimano CN-HG73 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 118 (millimeters) Spindle Shimano ES-25 |
| Crankset parts and sizes | 22/32/44 Teeth Shimano FCM-442-8 |
| Gear shift levers | SRAM SX5 Trigger |
| Rear gear set | 11 - 34 Teeth 9-speed |
Specialized Hardrock Pro Disc Fork System Data
| Derailleur (Front) | Shimano Deore |
| Derailleur (Rear) | SRAM SX5 |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 100 (millimeters) Marzocchi MZ Race LO |
Other Specs of Specialized Hardrock Pro Disc
| Component group sets | SRAM SX-5/mix |
| Pedals details | Specialized Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry ATB |
| Seat post extension | 30.9 (millimeters) Diameter Alloy Micro Adjust |
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 Specialized Hardrock Pro Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hardrock Pro Disc Mountain bike here