GT ZUM 4.0 2007 VS Ritchey P-20 PRO (02) 1998 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 |
Ritchey P-20 Pro (02)
General Infos| Model | P-20 Pro (02) |
| Manufacturer | Ritchey |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- black metallic -Anniversary silver |
| Sizes |
- 14 (inches) - 15 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.90 (inches) Ritchey HDK Omegabite Front: 26 X 2.10 (inches) Ritchey HDK Alphabite |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes |
| Hubs for disc brakes | Ritchey C-Hub Pro |
| Rims manufacturer | 32-hole Rear: Ritchey OCR Pro Front: Ritchey Rock Pro |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Double-butted Ritchey Logic Stainless Steel |
Frame and Body Specs
| Frame materials | Ritchey Nitanium |
| Frame type | TIG-welded |
| Handlebar construction | Ritchey ProLite |
| Handlebar extender | Ritchey Logic Expert |
| Handlebar stem details | Ritchey CompLite |
| Headset size | 1 (inches) Threadless Ritchey Fuzzy Logic |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Taya TB-700 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 107 (millimeters) Spindle Ritchey SuperLogic Pro |
| Crankset parts and sizes | 29/42 Teeth Ritchey 2x9 |
| Gear shift levers | Ritchey 2x9 |
| Rear gear set | 11 - 33 Teeth 9-speed |
Ritchey P-20 Pro (02) Fork System Data
| Derailleur (Front) | Clamp-on 28.6 (millimeters) Shimano 600 Ultegra |
| Derailleur (Rear) | Shimano Deore XT GS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | Rock Shox Judy T2 |
Other Specs of Ritchey P-20 Pro (02)
| Component group sets | Ritchey 2x9 |
| Pedals details | Ritchey Logic Pro |
| Rear shock absorber | Not Available |
| Saddle seat | Ritchey Wing Pro |
| Seat post extension | 27.0 (millimeters) Diameter Ritchey Expert |
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 Ritchey P-20 Pro (02) manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ritchey P-20 Pro (02) Mountain bike here