GT ZUM 4.0 2006 VS Kona PH.D 2006 specs comparison

GT ZuM 4.0
General InfosModel | ZuM 4.0 |
Manufacturer | GT |
Year of production | 2006 |
Current price | Check price Here ==> |
Color choice |
-Light Silver |
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 | 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 Specs
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 Specifications
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 |
Pedals details | High Impact Nylon Platform |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V |
Seat post extension | GT Aluminum 6061 |

Kona Ph.D
General InfosModel | Ph.D |
Manufacturer | Kona |
Year of production | 2006 |
Current price | Check price Here ==> |
Color choice |
-White |
Sizes |
- C49cm (centimeters) - C52cm (centimeters) - C54cm (centimeters) - C56cm (centimeters) - C58cm (centimeters) - C60cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 23c Continental Ultra Sport |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Avid FR-5 Levers Avid Single Digit 5 Brakes |
Hubs for disc brakes | Mavic Aksium |
Rims manufacturer | Mavic Aksium |
Spoke nipples type | Not Available |
Spoke wheel | Mavic |
Frame and Body Specs
Frame materials | Easton Ultralite Race |
Frame type | TIG-welded |
Handlebar construction | FSA XC-180 OS Flatbar |
Handlebar extender | Optional |
Handlebar stem details | FSA XC-180 OS |
Headset size | Aheadset STS |
Gearing Specifications
Bicycle chain | Shimano CN-HG73 |
Bottom bracket shell width | Not Available |
Bottom bracket type | FSA ISIS |
Crankset parts and sizes | 30/42/52 Teeth FSA Gossamer |
Gear shift levers | Shimano SLR-440-9 |
Rear gear set | 12 - 25 Teeth 9-speed |
Kona Ph.D Fork System Data
Derailleur (Front) | Shimano 105 |
Derailleur (Rear) | Shimano 105 |
Fork material | Aero Crown Carbon Fiber |
Fork type | Kona Carbon Race |
Other Specs of Kona Ph.D
Component group sets | Hybrid Mix |
Pedals details | Shimano SPD-A520 Clipless |
Rear shock absorber | Not Available |
Saddle seat | Selle Italia Initiale Special Edition |
Seat post extension | FSA SP SL280 |
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 Commuter here
- Get your Kona Ph.D manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Ph.D Commuter here