Hoffman SD-4 2001 VS GT BMX VERTIGO 1995 specs comparison
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➜ Hoffman SD-4 price
➜ GT BMX Vertigo price
Hoffman SD-4
General Infos| Model | SD-4 |
| Manufacturer | Hoffman |
| Year of production | 2001 |
| Current price | 🛒 View Price → |
| Color choice | -Red and Chrome |
| Sizes | - Pro |
| Sizes | - Pro |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Hoffman Bikes Skidmarks |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX-101 LeversTektro 990 U-brake Brakes |
| Hubs for disc brakes | Keyin Aluminum |
| Rims manufacturer | 48-holeHoffman Bikes HighRoller CP |
| Spoke nipples type | Aluminum Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Hoffman Bikes Prodigy Bar |
| Handlebar extender | Optional |
| Handlebar stem details | HoffmanBikes SuperStem |
| Headset size | 1 1/8 (inches) Threadless YST |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC 410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth1-piece Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
Hoffman SD-4 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | 4130 chromoly c |
| Fork type | Hoffman Bikes Prodigy Forks |
Other Specs of Hoffman SD-4
| Component group sets | Not Available |
| Pedals details | Wellgo LU-313 |
| Rear shock absorber | Not Available |
| Saddle seat | Hoffman Bikes Logo |
| Seat post extension | 25.4 (millimeters) DiameterHoffman Bikes Prodigy Post |
GT BMX Vertigo
General Infos| Model | Vertigo |
| Manufacturer | GT BMX |
| Year of production | 1995 |
| Current price | 🛒 View Price → |
| Color choice | -Black-Blacklight-chrome-plated |
| Sizes | - Boys |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) GT HP II |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy LeversDia-Compe Bulldog Brakes |
| Hubs for disc brakes | Alloy |
| Rims manufacturer | 48-holeWeinmann 2121 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle |
| Frame type | TIG-welded Steel |
| Handlebar construction | GT Freestyle |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Alloy |
| Headset size | 1 (inches) Steel With Gyro Rotor |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC 410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 43 TeethGT Power Series 1-piece Heat Treated |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT BMX Vertigo Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | GT |
Other Specs of GT BMX Vertigo
| Component group sets | Not Available |
| Pedals details | Nylon BMX |
| Rear shock absorber | Not Available |
| Saddle seat | GT Freestyle |
| Seat post extension | 22.2 (millimeters) DiameterGT Laid Back Chromoly |
Useful links and guides ....
- To know more about this exacte bike, Hoffman provided us with the latest version of its SD-4 bike manual
- Find All parts, tires and accessories of Hoffman SD-4 Freestyle here
- Get your GT BMX Vertigo manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT BMX Vertigo Freestyle here