Dirtmaster BIG BERTHA 2001 VS Mongoose IMPORTAN 2001 specs comparison
Dirtmaster Big Bertha
General Infos| Model | Big Bertha |
| Manufacturer | Dirtmaster |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice | - Green-Black |
| Sizes | - Pro |
| Sizes | - Pro |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Radix |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Dia-Compe Tech 99 Rear LeversDia-Compe 990 Rear Brakes |
| Hubs for disc brakes | Radix |
| Rims manufacturer | 48-holeAlex Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeChung Nan Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | DirtMaster Monkey Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Radix |
| Headset size | 1 1/8 (inches) Threadless Aheadset-Tank |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC Z410 |
| Bottom bracket shell width | American |
| Bottom bracket type | SealedThree Piece |
| Crankset parts and sizes | 40 Teeth3-piece Aluminum and chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth1-speed |
Dirtmaster Big Bertha Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | DirtMaster |
Other Specs of Dirtmaster Big Bertha
| Component group sets | Not Available |
| Pedals details | Radix |
| Rear shock absorber | Not Available |
| Saddle seat | Radix |
| Seat post extension | 25.4 (millimeters) DiameterRadix |
Mongoose Importan
General Infos| Model | Importan |
| Manufacturer | Mongoose |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice | -Not found |
| Sizes | - Pro |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Mongoose AKA Freestyle |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Aluminum LeversTektro U-brake Brakes |
| Hubs for disc brakes | Mongoose OS |
| Rims manufacturer | Alex Supra-A |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle and hi-tensile Steel Rear Stays |
| Frame type | TIG-welded |
| Handlebar construction | Mongoose Chromoly |
| Handlebar extender | Optional |
| Handlebar stem details | Mongoose Cold Forged |
| Headset size | Dia Compe Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)Mongoose |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | Mongoose 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Mongoose Importan Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | Mongoose Freestyle |
Other Specs of Mongoose Importan
| Component group sets | Not Available |
| Pedals details | Mongoose Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Mongoose Jumping Jr. |
| Seat post extension | Straight Post |
Useful links and guides ....
- To know more about this exacte bike, Dirtmaster provided us with the latest version of its Big Bertha bike manual
- Find All parts, tires and accessories of Dirtmaster Big Bertha Freestyle here
- Get your Mongoose Importan manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mongoose Importan Freestyle here