Specialized ROCKHOPPER DISC 2008 VS Trek 4900 2004 specs comparison
Specialized Rockhopper Disc
General InfosModel | Rockhopper Disc |
Manufacturer | Specialized |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice |
- black -White |
Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) |
Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) |
Wheels And Breaking System
Bike front tire | 26 X 2.0 (inches) Specialized Fast Trak LK Sport Wire |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Avid FR-5 Levers Avid BB-5 With 6 (inches) Rotor Brakes |
Hubs for disc brakes | Specialized Hi-Lo Disc |
Rims manufacturer | 28-hole and 32-hole Specialized and Alex RHD 26 |
Spoke nipples type | Alloy Nipples |
Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
Frame materials | M4 Manipulated Alloy |
Frame type | TIG-welded |
Handlebar construction | Specialized Alloy XC Riser |
Handlebar extender | Optional |
Handlebar stem details | Specialized 3D Forged Alloy 31.8 (millimeters) |
Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) KMX X8 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 126 (millimeters) Spindle Shimano BB-ES25 |
Crankset parts and sizes | 22/32/44 Teeth Shimano FC-M341-8 |
Gear shift levers | Shimano Acera SL-MC40 |
Rear gear set | 11 - 32 Teeth 8-speed |
Specialized Rockhopper Disc Fork System Data
Derailleur (Front) | Top Swing Shimano Altus FD-M310-6 |
Derailleur (Rear) | Shimano Alivio RD-M410 |
Fork material | Single Crown Crown Aluminum and steel and magnesium |
Fork type | 100 (millimeters) Travel RockShox Dart 3 SL |
Other Specs of Specialized Rockhopper Disc
Component group sets | Mountain Mix |
Pedals details | Steel Cage and composite Body |
Rear shock absorber | Not Available |
Saddle seat | Specialized XC With Kevlar Sides |
Seat post extension | 30.9 (millimeters) Diameter Specialized Alloy Two Bolt |
Trek 4900
General InfosModel | 4900 |
Manufacturer | Trek |
Year of production | 2004 |
Current price | Check price Here ==> |
Color choice |
- Blue and Black -Ball-Burnished and 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 2.20 (inches) Bontrager ACX |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Aluminum Linear-pull Levers Aluminum Linear-pull Brakes |
Hubs for disc brakes | Q and R Rear: Shimano Front: Aluminum |
Rims manufacturer | 32-hole Bontrager Maverick |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
Frame materials | Aluminum |
Frame type | TIG-welded |
Handlebar construction | Bontrager Sport |
Handlebar extender | Optional |
Handlebar stem details | Bontrager Sport |
Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) |
Bottom bracket shell width | Not Available |
Bottom bracket type | Not Available |
Crankset parts and sizes | 22/32/42 Teeth Bontrager Sport |
Gear shift levers | Shimano Alivio RapidFire |
Rear gear set | 11 - 32 Teeth 9-speed |
Trek 4900 Fork System Data
Derailleur (Front) | Shimano Alivio |
Derailleur (Rear) | Shimano Deore SGS |
Fork material | Single Crown Aluminum and magnesium |
Fork type | 80 (millimeters) Travel Rock Shox Pilot C |
Other Specs of Trek 4900
Component group sets | Mountain Mix |
Pedals details | Aluminum Cage |
Rear shock absorber | Not Available |
Saddle seat | Trek ATB |
Seat post extension | Bontrager Sport |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Rockhopper Disc bike manual
- Find All parts, tires and accessories of Specialized Rockhopper Disc Mountain bike here
- Get your Trek 4900 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 4900 Mountain bike here