GT Bicycles PRO SERIES EXPERT 2013 VS Robinson DEFENDER 1999 specs comparison
GT Bicycles Pro Series Expert
General Infos| Model | Pro Series Expert |
| Manufacturer | GT Bicycles |
| Year of production | 2013 |
| Current price | Check price Here ==> |
| Color choice |
-Silver |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | Tioga Power Block 20x1-3/8 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Promax XL-91 Mini |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | GT Speed Series |
| Frame type | Not Available |
| Handlebar construction | GT Speed BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | GT |
| Headset size | FSA Integrated |
Gearing Specifications
| Bicycle chain | KMC Z610 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Sealed |
| Crankset parts and sizes | GT 3D CNC Alloy 3-Piece 38t |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | 1x1 Speeds |
GT Bicycles Pro Series Expert Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | GT BMX Pro Race |
Other Specs of GT Bicycles Pro Series Expert
| Component group sets | Not Available |
| Pedals details | GT Slim Profile |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | SDG |
| Seat post extension | SDG I-Beam |
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 |
Useful links and guides ....
- To know more about this exacte bike, GT Bicycles provided us with the latest version of its Pro Series Expert bike manual
- Find All parts, tires and accessories of GT Bicycles Pro Series Expert 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