Trek 3900 DISC 2009 VS Specialized ROCKHOPPER COMP A1 FS 1995 specs comparison
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➜ Trek 3900 Disc price
➜ Specialized Rockhopper Comp A1 FS price
Trek 3900 Disc
General Infos| Model | 3900 Disc |
| Manufacturer | Trek |
| Year of production | 2009 |
| Current price | 🛒 View Price → |
| Color choice | -Matte Khaki |
| 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 2.00 (inches) Bontrager Connection Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 EZ Fire Integrated LeversProMax Mechanical Disc Brakes |
| Hubs for disc brakes | Rear: Shimano M-475 DiscFront: Alloy |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha White Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | 1 1/8 (inches) Threadless VP A76C-TK |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 TeethSR Suntour XCC T102 |
| Gear shift levers | Shimano EF-50 EZ Fire Integrated |
| Rear gear set | 11 - 32 Teeth8-speed |
Trek 3900 Disc Fork System Data
| Derailleur (Front) | Shimano C050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown |
| Fork type | 80 (millimeters) TravelSR Suntour XCT V2 |
Other Specs of Trek 3900 Disc
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Approved |
| Seat post extension | Bontrager SSR |
Specialized Rockhopper Comp A1 FS
General Infos| Model | Rockhopper Comp A1 FS |
| Manufacturer | Specialized |
| Year of production | 1995 |
| Current price | 🛒 View Price → |
| Color choice | -Blue satin |
| Sizes | - 13.5 (inches)- 15 (inches)- 17 (inches)- 19 (inches)- 21 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.95 (inches) Specialized Ground ControlFront: 26 X 1.95 (inches) Specialized Shockmaster |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Dia-Compe PC-3 LeversShimano STX M-System Brakes |
| Hubs for disc brakes | Shimano STX |
| Rims manufacturer | 32-holeSpecialized Z-23 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeStainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | Welded Aluminum |
| Handlebar construction | Specialized Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Cold-forged Alloy Aheadset |
| Headset size | 1 1/8 (inches) Dia-Compe Kontak Aheadset ST |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-IG30 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32/42 TeethShimano STX HyperDrive-C |
| Gear shift levers | Grip Shift SRT-400 |
| Rear gear set | 11 - 28 Teeth7-speed |
Specialized Rockhopper Comp A1 FS Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters)Shimano STX |
| Derailleur (Rear) | Shimano STX |
| Fork material | Triple-clamp CrownMagnesium |
| Fork type | Rock Shox Quadra 5 |
Other Specs of Specialized Rockhopper Comp A1 FS
| Component group sets | Shimano STX |
| Pedals details | HTI Steel and resin With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Prolong Sport |
| Seat post extension | 30.9 (millimeters) DiameterKalloy SP-266 |
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 Rockhopper Comp A1 FS manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Comp A1 FS Mountain bike here