GT ZUM 4.0 2007 VS Specialized STUMPJUMPER M4 COMP 2003 specs comparison
GT ZuM 4.0
General Infos| Model | ZuM 4.0 |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- Xsmall - small - medium - large - xlarge |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 1.50 (inches) Tioga City Slicker |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano ST-EF29 Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | Alloy Double Wall |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | ZuM 6061 Butted Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 6061 Heat Treated GT Mtn Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | GT ATB |
| Headset size | FSA Integrated |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge Sealed |
| Crankset parts and sizes | 22/32/42 Teeth Suntour XCT-202 |
| Gear shift levers | Shimano ST-EF50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
GT ZuM 4.0 Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Unicrown Crown Aluminum and magnesium |
| Fork type | 60 (millimeters) Travel SR NRX-4000 |
Other Specs of GT ZuM 4.0
| Component group sets | Mountain Mix |
| Pedals details | High Impact Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Speed V |
| Seat post extension | GT Aluminum 6061 |
Specialized Stumpjumper M4 Comp
General Infos| Model | Stumpjumper M4 Comp |
| Manufacturer | Specialized |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Specialized Roll-X |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore M555 Hydraulic Levers Shimano Deore M525 Hydraulic Disc Brakes |
| Hubs for disc brakes | Rear: Shimano Deore LX Front: Specialized Stout |
| Rims manufacturer | 28-hole and 32-hole Mavic X223 Disc |
| 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-HG73 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Shimano BB-ES30 |
| 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 | Single Crown Aluminum |
| Fork type | 80 (millimeters) Travel 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, GT provided us with the latest version of its ZuM 4.0 bike manual
- Find All parts, tires and accessories of GT ZuM 4.0 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