Redline RL 640 1996 VS Hoffman SD-4 2000 specs comparison
Redline RL 640
General Infos| Model | RL 640 |
| Manufacturer | Redline |
| Year of production | 1996 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-plated |
| Sizes |
- Boys 12 (inches) |
| Sizes |
- Boys 12 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.00 (inches) Redline |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Chang Star 257A Levers Dia-Compe Bulldog and Suntour XC-Expert Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 48-hole Sun Metal Rhyno |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Oversize Chromoly |
| Frame type | Pulse Welded |
| Handlebar construction | Redline Forklifter |
| Handlebar extender | Not Available |
| Handlebar stem details | Redline Stealth |
| Headset size | 1 (inches) Tien Hsin TH-404 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) Taya 410 |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 1-piece Chromoly 7 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Redline RL 640 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Redline |
Other Specs of Redline RL 640
| Component group sets | Not Available |
| Pedals details | Redline Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Redline |
| Seat post extension | 25.4 (millimeters) Diameter Redline Chromoly |
Hoffman SD-4
General Infos| Model | SD-4 |
| Manufacturer | Hoffman |
| Year of production | 2000 |
| Current price | Check price Here ==> |
| Color choice |
- Red - Turquoise -Chrome-Plated |
| 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 Dia-Compe 990 Brakes |
| Hubs for disc brakes | Formula |
| Rims manufacturer | 48-hole Hoffman BIkes (inches)High Roller (inches) Rim CP |
| Spoke nipples type | Alloy 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 Bar |
| Handlebar extender | Optional |
| Handlebar stem details | Hoffman Bikes SuperStem |
| Headset size | 1 1/8 (inches) Threadless Dia-Tech With Hoffman Bikes Touch |
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 Prodigy Series Seat |
| Seat post extension | 25.4 (millimeters) Diameter Hoffman Bikes Prodigy Post |
Useful links and guides ....
- To know more about this exacte bike, Redline provided us with the latest version of its RL 640 bike manual
- Find All parts, tires and accessories of Redline RL 640 Freestyle here
- Get your Hoffman SD-4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Hoffman SD-4 Freestyle here
