GT ZUM 4.0 2007 VS Specialized P GROM 2008 specs comparison

GT ZuM 4.0
General InfosModel | 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 LeversTektro 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 TreatedGT 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 TeethSuntour XCT-202 |
Gear shift levers | Shimano ST-EF50 |
Rear gear set | 11 - 32 Teeth8-speed |
GT ZuM 4.0 Fork System Data
Derailleur (Front) | Shimano Acera |
Derailleur (Rear) | Shimano Acera |
Fork material | Unicrown CrownAluminum and magnesium |
Fork type | 60 (millimeters) TravelSR 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 P Grom
General InfosModel | P Grom |
Manufacturer | Specialized |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | -Khaki |
Sizes | - Youth |
Wheels And Breaking System
Bike front tire | Rear: 24 (inches) X 2.10 (inches) Specialized Rhythm SportFront: 24 (inches) X 2.20 (inches) Specialized Rhythm Sport |
Bike rear tire | Not Available |
Bike wheel size | 24 (inches) Wheels |
Brakeset type | Avid FR-5 LeversAvid BB-5 Disc Brakes |
Hubs for disc brakes | Specialized P.Disc |
Rims manufacturer | Alex HRD |
Spoke nipples type | Not Available |
Spoke wheel | 15ga. Straight GaugeStainless Steel |
Frame and Body Specs
Frame materials | Specialized 100% Cr-Mo |
Frame type | TIG-welded |
Handlebar construction | 31.8 (millimeters) 50 (millimeters) Rise 620 (millimeters) WideSpecialized |
Handlebar extender | Optional |
Handlebar stem details | 0 Degree RiseTruVativ Holzfeller |
Headset size | 1 1/8 (inches) Threadless Tank FX |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)KMC X8 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Fuse Euro |
Crankset parts and sizes | 34 TeethFuse Tubular |
Gear shift levers | SRAM X-5 Trigger |
Rear gear set | 11 - 28 Teeth8-speed |
Specialized P Grom Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | SRAM X-5 |
Fork material | Single |
Fork type | 100 (millimeters) TravelMarzocchi DJ 3 |
Other Specs of Specialized P Grom
Component group sets | Mountain Mix |
Pedals details | Alloy Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized |
Seat post extension | 30.9 (millimeters) DiameterTwo-bolt Alloy Micro-Adjust |
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 P Grom manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized P Grom Mountain bike here