Electra ROCKET 7 1998 VS Specialized STUMPJUMPER M4 COMP 2002 specs comparison
Electra Rocket 7
General Infos| Model | Rocket 7 |
| Manufacturer | Electra |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Flat purple grey |
| Sizes |
- 18.5 (inches) |
| Sizes |
- 18.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Maxxis |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Dia-Compe DP-8 Levers Dia-Compe VC-737 Front and Shimano Nexus Roller Brake Rear Brakes |
| Hubs for disc brakes | Q and R Rear: Shimano Nexus Inter 7 Roller Brake Front: Aluminum |
| Rims manufacturer | 36-hole EBC TA-5 Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7000 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Kalloy Alloy Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | Kalloy |
| Headset size | 1 1/8 (inches) Threadless YST |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Shimano BB-CT91 |
| Crankset parts and sizes | 44 Teeth Cyclone CPI |
| Gear shift levers | Grip Shift SRT-400 |
| Rear gear set | 22 Teeth 7-speed Internal |
Electra Rocket 7 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Triple-clamp Crown Aluminum and chromoly |
| Fork type | RST 281 |
Other Specs of Electra Rocket 7
| Component group sets | Shimano Nexus |
| Pedals details | Wellgo |
| Rear shock absorber | Not Available |
| Saddle seat | EBC Performance |
| Seat post extension | 27.2 (millimeters) Diameter Kalloy Aluminum Micro-adjust |
Specialized Stumpjumper M4 Comp
General Infos| Model | Stumpjumper M4 Comp |
| Manufacturer | Specialized |
| Year of production | 2002 |
| Current price | Check price Here ==> |
| Color choice |
-Yellow and Black |
| Sizes |
- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.90 (inches) Specialized Rockster Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid SD 5 Levers Avid Single Digit 5 Brakes |
| Hubs for disc brakes | Rear: Shimano Deore LX Front: Specialized Stout |
| Rims manufacturer | 28-hole and 32-hole Mavic X221 |
| Spoke nipples type | Aluminum Nipples |
| Spoke wheel | 15ga. Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized M4 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Riser |
| Headset size | 1 1/8 (inches) Threadless Aluminum |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG53 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Shimano BB-ES50 |
| Crankset parts and sizes | 22/32/44 Teeth Specialized Strong Arm II |
| Gear shift levers | Shimano Deore LX RapidFire SL |
| Rear gear set | 11 - 32 Teeth 9-speed |
Specialized Stumpjumper M4 Comp Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore LX |
| Derailleur (Rear) | Shimano XTR SGS |
| Fork material | Triple-clamp Crown Aluminum |
| Fork type | FOX Forx Float RL |
Other Specs of Specialized Stumpjumper M4 Comp
| Component group sets | Mountain Mix |
| Pedals details | Shimano PD-M515 SPD |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry Comp |
| Seat post extension | 30.9 (millimeters) Diameter Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Electra provided us with the latest version of its Rocket 7 bike manual
- Find All parts, tires and accessories of Electra Rocket 7 Mountain bike here
- Get your Specialized Stumpjumper M4 Comp manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Stumpjumper M4 Comp Mountain bike here