GT ZUM 3.0 2006 VS EPX SPEEDSTER 2003 specs comparison

GT ZuM 3.0
General InfosModel | ZuM 3.0 |
Manufacturer | GT |
Year of production | 2006 |
Current price | Check price Here ==> |
Color choice | -Copper |
Sizes | - Xsmall - small - medium - large - xlarge |
Sizes | - Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
Bike front tire | 26 X 1.25 (inches) Tioga City Slicker |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano LeversShimano Cold Forged Brakes |
Hubs for disc brakes | Shimano Alivio |
Rims manufacturer | Alex DA-22 |
Spoke nipples type | Brass CP |
Spoke wheel | AeroStainless Steel |
Frame and Body Specs
Frame materials | GT Triple Triangle 6061 Custom Tube-set |
Frame type | TIG-welded |
Handlebar construction | Butted 6061 Heat Treated AluminumGT Riser Bar |
Handlebar extender | Not Available |
Handlebar stem details | Threadless 25 Degree Rise With 4 Bolt Alum Face PlateGT ATB |
Headset size | FSA Integrated |
Gearing Specifications
Bicycle chain | Shimano |
Bottom bracket shell width | Not Available |
Bottom bracket type | Truvativ Cartridge |
Crankset parts and sizes | 22/32/44 TeethTruvativ Five D |
Gear shift levers | Shimano 8- Speed |
Rear gear set | 11 - 34 Teeth8-speed |
GT ZuM 3.0 Fork System Data
Derailleur (Front) | Shimano Alivio |
Derailleur (Rear) | Shimano Alivio |
Fork material | Steel and aluminum and magnesium |
Fork type | 65 (millimeters)SR NRX-6500 |
Other Specs of GT ZuM 3.0
Component group sets | Co (millimeters)uter Mix |
Pedals details | Stainless Steel Cage Lo Profile PedalAlloy Body |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V |
Seat post extension | GT Aluminum 6061 |

EPX Speedster
General InfosModel | Speedster |
Manufacturer | EPX |
Year of production | 2003 |
Current price | Check price Here ==> |
Color choice | -Carbon Fiber and Black |
Sizes | - 18 (inches) |
Wheels And Breaking System
Bike front tire | 26 X 1.95 (inches) Schwalbe Black Shark SX |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Magura Louise Hydraulic Disc LeversMagura Louise Hydraulic Disc Brakes |
Hubs for disc brakes | Rear: Rohloff Speed HubFront: Magura Pro |
Rims manufacturer | 32-holeMavic X317 Disc |
Spoke nipples type | Brass Nipples |
Spoke wheel | Stainless Steel |
Frame and Body Specs
Frame materials | Carbon Fiber Composite |
Frame type | Bonded and monocoque |
Handlebar construction | ITM Millennium |
Handlebar extender | Optional |
Handlebar stem details | ITM Millennium |
Headset size | 1 1/8 (inches) Threadless WTB Grease Guard Comp |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG73 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano BB-ES70 |
Crankset parts and sizes | 42 TeethCyclone |
Gear shift levers | Rohloff |
Rear gear set | 14-speed Internal |
EPX Speedster Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Single CrownAluminum and magnesium |
Fork type | Magura Quake C-75 |
Other Specs of EPX Speedster
Component group sets | Co (millimeters)uter Mix |
Pedals details | Shimano PD-M323 SPD |
Rear shock absorber | Integrated Elastomer |
Saddle seat | Selle San Marco |
Seat post extension | 27.2 (millimeters) DiameterITM Millenium |
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Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its ZuM 3.0 bike manual
- Find All parts, tires and accessories of GT ZuM 3.0 Commuter here
- Get your EPX Speedster manual book version yo know further about this bike
- Saddles, tires And mechanical parts for EPX Speedster Commuter here