Hoffman SD-4 2001 VS GT ZONE 2006 specs comparison
Hoffman SD-4
General Infos| Model | SD-4 |
| Manufacturer | Hoffman |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| 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 Levers Tektro 990 U-brake Brakes |
| Hubs for disc brakes | Keyin Aluminum |
| Rims manufacturer | 48-hole Hoffman Bikes HighRoller CP |
| Spoke nipples type | Aluminum 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 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 Teeth 1-piece Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-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) Diameter Hoffman Bikes Prodigy Post |
GT Zone
General Infos| Model | Zone |
| Manufacturer | GT |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
- Chrome -Transparent Blue |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Kenda Kovert |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | 319APC 907A 907AD Tektro Dual Anchor Bolts Forged Aluminum U-brake Front and Tektro Forged Aluminum U-brake Rear Brakes Resin and Aluminum Levers Tektro |
| Hubs for disc brakes | 14 (millimeters) Hi-carbon Axle 14 (millimeters) Hi-carbon Axle Rear: Steel Body Single FW Threads Front: Steel Body |
| Rims manufacturer | 48 Hole 48-hole Aluminum Jalco |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Chromoly Seat Tube |
| Frame type | TIG-welded |
| Handlebar construction | 7 (inches) Rise Hi-Ten GT Dirt and street Bend |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum GT Branded |
| Headset size | 1 1/8 (inches) TH Steel |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | 42 Teeth Forged GT 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 | High-tensile Steel |
| Fork type | GT Freestyle Design |
Other Specs of GT Zone
| Component group sets | BMX |
| Pedals details | Resin GT Jump Design |
| Rear shock absorber | Not Available |
| Saddle seat | 9 (millimeters) Rails Two Piece Stitched Cover GT Jr. Jump Design |
| Seat post extension | 25.4 (millimeters) 25.4 (millimeters) Diameter Steel |
Related Bike comparison
Hoffman SD-4 Specialized Vegas TR-X
GT Zone Huffy Embarcadero
GT Zone Gary Fisher Mullet
GT Zone Redline Romp
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 Zone manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Zone Freestyle here