Hoffman SD-4 1999 VS Dyno AIR 1995 specs comparison
Hoffman SD-4
General Infos| Model | SD-4 |
| Manufacturer | Hoffman |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Red -Chrome-Plated |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Hoffman Bikes Skidmark |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Tech MX-1 Levers Dia-Compe 990 Brakes |
| Hubs for disc brakes | Alloy |
| Rims manufacturer | 48-hole HB Highroller CP |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Hoffman Bikes Jumping Bars |
| Handlebar extender | Not Available |
| Handlebar stem details | Hoffman Bikes Super Stem |
| Headset size | 1 1/8 (inches) Threadless Steel With SST Oryg Detangler |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC 410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | Not Available |
Hoffman SD-4 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Hoffman Bikes SD-4 |
Other Specs of Hoffman SD-4
| Component group sets | Not Available |
| Pedals details | Wellgo LU-313 |
| Rear shock absorber | Not Available |
| Saddle seat | HB VL-311 |
| Seat post extension | 25.4 (millimeters) Diameter HB 4130 |
Dyno Air
General Infos| Model | Air |
| Manufacturer | Dyno |
| Year of production | 1995 |
| Current price | Check price Here ==> |
| Color choice |
-Black -chrome-plated -purple rain |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) GT LP II |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Levers Dia-Compe Bulldog Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | GT Three-spoke Mag |
| Spoke nipples type | Not Available |
| Spoke wheel | Composite |
Frame and Body Specs
| Frame materials | Chromoly Down Tube |
| Frame type | TIG-welded Steel |
| Handlebar construction | Dyno 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 Teeth GT 1-piece Heat Treated |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Dyno Air Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown |
| Fork type | Dyno |
Other Specs of Dyno Air
| Component group sets | Not Available |
| Pedals details | GT Freestyle Nylon |
| Rear shock absorber | Not Available |
| Saddle seat | Dyno Freestyle Nylon |
| Seat post extension | 22.2 (millimeters) Diameter Dyno Drainpipe |
-1998-specs.jpg)
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 Dyno Air manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Dyno Air Freestyle here