GT ZONE 2007 VS Robinson DEFENDER 1999 specs comparison
GT Zone
General Infos| Model | Zone |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Chrome Plate -Brilliant Gold Metallic |
| Sizes |
- 20 wheel (inches) |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) Kenda Kiniption |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 319A Levers Tektro FX-330 Brakes |
| Hubs for disc brakes | Steel |
| Rims manufacturer | 48-hole Jalco Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | GT Dirt and street Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | GT FS Design |
| Headset size | Steel 1 1/8 (inches) Threadless TH |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | Forged 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Zone Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Steel |
| Fork type | GT Freestyle |
Other Specs of GT Zone
| Component group sets | BMX Mix |
| Pedals details | BMX Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. Jump |
| Seat post extension | Steel |
Robinson Defender
General Infos| Model | Defender |
| Manufacturer | Robinson |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Graphite |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Tioga Comp III Front: 20 X 2.125 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Linear-pull Rear Levers Tektro Linear-pull Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | Weinmann ZAC-X |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | Welded |
| Handlebar construction | Dyno Expert |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy Ahead Type |
| Headset size | 1 1/8 (inches) Threadless Aheadset SX-1 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth GT 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Robinson Defender Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of Robinson Defender
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Chromoly Rails SDG Slim Jim Kevlar |
| Seat post extension | GT Aluminum Micro-adjust |
Related Bike comparison
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Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Zone bike manual
- Find All parts, tires and accessories of GT Zone BMX here
- Get your Robinson Defender manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Robinson Defender BMX here