GT ZuM 4.0 2006 Technical specs and features
| Brand | GT |
| Model | ZuM 4.0 |
| First production | 2006 |
| Bike category | Commuter |
| Bike sub-category | City Commuter |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | GT ZuM 4.0 Parts |
| Available 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 | 110 (millimeters) Arms 70 (millimeters) DIN Pads Brakes Shimano ST-EF29 Levers Tektro Linear Pull |
| Hubs for disc brakes | Rear: Alloy QR Casette Hub Front: Alloy QR Hub |
| Rims manufacturer | Double Wall Alloy Rims With CNC Type Sidewall |
| Spoke nipples type | Brass CP |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specifications
| Frame materials | GT Triple Triangle 6061 Custom Tube-set |
| Frame type | TIG-welded |
| Handlebar construction | Butted 6061 Heat Treated Aluminum GT Riser Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Threadless 25 Degree Rise With 4 Bolt Alum Face Plate GT ATB |
| Headset size | FSA Integrated |
Gearing Specs
| Bicycle chain | Shimano |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge Sealed |
| Crankset parts and sizes | 22/32/44 Teeth Suntour XCT-252 |
| Gear shift levers | Shimano ST-EF29 |
| 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 | Steel and aluminum and magnesium |
| Fork type | 50 (millimeters) SR NRX-6000 |
Other Specs of GT ZuM 4.0
| Component group sets | Co (millimeters)uter Mix |
| Available colors | - Light Silver |
| Weight | Unspecified |
| Pedals details | High Impact Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Speed V |
| Seat post extension | GT Aluminum 6061 |
GT ZuM 4.0 picture
ZuM 4.0 bike comparison
GT ZuM 4.0 Fuji Kobe 2.0
GT ZuM 4.0 Marin Bridgeway Triple
GT ZuM 4.0 Norco VFR 4
GT ZuM 4.0 Specialized Vienna 2 Womens
GT ZuM 4.0 bike review
GT produced the ZuM 4.0 bike in 2006 and can be classified as a Commuter bicycle, this exact model costs in american market arround $479.99.
ZuM 4.0 bike is available in many sizes such as Xsmall , small , medium , large and xlarge .
GT Commuter ZuM 4.0 can be found in a few colors, among these colors Light Silver .
This bike is equiped with 26 x 1.25" Tioga City Slicker tires and Stainless Steel spoke wheel while the rims are manufactured by Double wall alloy rims with CNC type sidewall. GT equiped this exact model with Tektro Linear Pull, 110 mm arms, 70 mm DIN pads brakes, Shimano ST-EF29 levers braking system and Front: Alloy QR Hub, Rear: Alloy QR Casette Hub hubs.
To guarantee the comfiest ride GT used GT Triple Triangle 6061 custom tube-set material for the frame. GT Riser bar, butted 6061 heat treated aluminum high strength material is used on the handlebar of this ZuM 4.0 to ensure the perfect handling while the stems are made of GT ATB, threadless 25 degree rise with 4 bolt alum face plate.
For the smoothest biking experience Suntour XCT-252, 22/32/44 teeth is used on this bicycle linked to Shimano chain that is easily replaceable as stated by GT, the whole system is connected to a high reliability Shimano ST-EF29 gear shift levers.