Hoffman SD-4 1999 VS Trek TR 20 2001 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 |
Trek TR 20
General Infos| Model | TR 20 |
| Manufacturer | Trek |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
- Team Blue and Gloss Black -Raw Steel |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | ProMax Aluminum Rear Levers ProMax U-brake Rear Brakes |
| Hubs for disc brakes | Aluminum |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Chromoly Down Tube and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Chromoly BMX |
| Handlebar extender | Optional |
| Handlebar stem details | Trek A-head |
| Headset size | 1 1/8 (inches) Threadless Tioga |
Gearing Specifications
| Bicycle chain | KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly 180 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Trek TR 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Trek Dirt |
Other Specs of Trek TR 20
| Component group sets | Not Available |
| Pedals details | Wellgo BMX |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager FS-10 |
| Seat post extension | Steel |
Related Bike comparison
Hoffman SD-4 Felt Base 20
Trek TR 20 Felt Fuse
Trek TR 20 Specialized Fuse 3
Hoffman SD-4 Diamondback Venom XX
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 Trek TR 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek TR 20 Freestyle here