Hoffman SD-4 2001 VS Eastern Bikes PROTON CHROMOSOME 2003 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 |
Eastern Bikes Proton Chromosome
General Infos| Model | Proton Chromosome |
| Manufacturer | Eastern Bikes |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Kenda Kikzumbut |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | FS-328 Levers Aluminum U-brake Brakes |
| Hubs for disc brakes | 14 (millimeters) Axle Aluminum |
| Rims manufacturer | 48-hole Double Wall Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 2 piece c |
| Handlebar extender | Optional |
| Handlebar stem details | Aluminum 4 Bolt |
| Headset size | 1 1/8 (inches) Threadless Steel Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | American |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 39 Teeth 1-piece Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
Eastern Bikes Proton Chromosome Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown Crown Chromoly |
| Fork type | Not Available |
Other Specs of Eastern Bikes Proton Chromosome
| Component group sets | Not Available |
| Pedals details | Wellgo LU-313 |
| Rear shock absorber | Not Available |
| Saddle seat | Eastern 9 (millimeters) Rails |
| Seat post extension | Steel |
Related Bike comparison
Hoffman SD-4 Huffy MJ-12
Hoffman SD-4 Trek Sub-Vert 3.0
Hoffman SD-4 Trek TR 50
Hoffman SD-4 Redline Grom X
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 Eastern Bikes Proton Chromosome manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Eastern Bikes Proton Chromosome Freestyle here
