GT VERTIGO 1998 VS Hoffman STAR RHYTHM 2003 specs comparison
GT Vertigo
General Infos| Model | Vertigo |
| Manufacturer | GT |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- Pearlized Blue - gloss black -Chrome-plated |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) GT LP III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe Bulldog |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 48-hole Weinmann Zac 2121 |
| Spoke nipples type | Not Available |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | 4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays |
| Frame type | TIG-welded |
| Handlebar construction | GT Freestyle Chromoly |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Piston |
| Headset size | 1 (inches) |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | American |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 45 Teeth GT 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Vertigo Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Vertigo
| Component group sets | Not Available |
| Pedals details | GT Nylon Platforms |
| Rear shock absorber | Not Available |
| Saddle seat | GT Freestyle |
| Seat post extension | GT Chromoly |
Hoffman Star Rhythm
General Infos| Model | Star Rhythm |
| Manufacturer | Hoffman |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss White - Silver -Black |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Primo Dirt Monster |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX99 Rear Levers DiaTech 996 U-Brake Rear Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 36-hole Jalco |
| Spoke nipples type | Aluminum Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Hoffman Jumping Bars |
| Handlebar extender | Not Available |
| Handlebar stem details | Hoffman Bikes Super Stem |
| Headset size | 1 1/8 (inches) Threadless Dia-Tech D-Cup |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Sealed Three Piece |
| Crankset parts and sizes | 44 Teeth 3-piece Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Hoffman Star Rhythm Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | 4130 chromoly c |
| Fork type | Hoffman Bikes Superfork |
Other Specs of Hoffman Star Rhythm
| Component group sets | Not Available |
| Pedals details | Wellgo LU-313 |
| Rear shock absorber | Not Available |
| Saddle seat | Hoffman Padded Embossed Skull |
| Seat post extension | 25.4 (millimeters) Diameter Chromoly Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Vertigo bike manual
- Find All parts, tires and accessories of GT Vertigo Freestyle here
- Get your Hoffman Star Rhythm manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Hoffman Star Rhythm Freestyle here