Dirtmaster BIG BERTHA 1999 VS Mongoose FIREBAL 2006 specs comparison
Dirtmaster Big Bertha
General Infos| Model | Big Bertha |
| Manufacturer | Dirtmaster |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Chrome-Plated - Red - Yellow -Black |
| Sizes |
- Pro XL |
| Sizes |
- Pro XL |
Wheels And Breaking System
| Bike front tire | 20 X 2.25 (inches) Kenda K-841 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe Tech 99 Levers Dia-Compe 990 Brakes |
| Hubs for disc brakes | Joy Tech Jy A085SBT |
| Rims manufacturer | 48-hole Alex Supra |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Da-Sen Stainless Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Dirtmaster Hoochie |
| Handlebar extender | Not Available |
| Handlebar stem details | Odyssey Bang |
| Headset size | 1 1/8 (inches) Threadless Aheadset SE-1 F and S With Odyssey Gyro Detangler |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410H |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | YST BB 621 |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly 180 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Dirtmaster Big Bertha Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Dirtmaster Street Fork |
Other Specs of Dirtmaster Big Bertha
| Component group sets | Not Available |
| Pedals details | Wellgo LU-313U |
| Rear shock absorber | Not Available |
| Saddle seat | Team Products Embroidered |
| Seat post extension | 25.4 (millimeters) Diameter Primo Rod |
Mongoose Firebal
General Infos| Model | Firebal |
| Manufacturer | Mongoose |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
-Pitch Black |
| Sizes |
- Small/medium - medium/large |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.35 (inches) Kenda Nevegal Front: 26 X 2.35 (inches) Kenda Blue Groove |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro Alloy Forged Levers ProMax Linear-pull Brakes |
| Hubs for disc brakes | Alloy Disc |
| Rims manufacturer | 36-hole Alex DM24 |
| Spoke nipples type | Brass UCP |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 Alloy c |
| Frame type | TIG-welded |
| Handlebar construction | Mongoose HD Alloy 31.8 50 (millimeters) Rise |
| Handlebar extender | Optional |
| Handlebar stem details | Mongoose Alloy 31.8 |
| Headset size | 1 1/8 (inches) TH Ha (millimeters)er With Cr-mo Lower Cup |
Gearing Specifications
| Bicycle chain | KMC Z72 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Truvativ Howitzer XR |
| Crankset parts and sizes | 24/36 Teeth Truvativ Ruktion With Bashguard |
| Gear shift levers | SRAM SX-4.0 Trigger |
| Rear gear set | 11 - 32 Teeth 8-speed |
Mongoose Firebal Fork System Data
| Derailleur (Front) | Shimano Alivio |
| Derailleur (Rear) | SR Suntour XCM660-GTB Short Cage |
| Fork material | Aluminum and steel |
| Fork type | 100 SR Suntour Duro D |
Other Specs of Mongoose Firebal
| Component group sets | Mountain Mix |
| Pedals details | M-Logo Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | M-Logo BMX-type Jumping |
| Seat post extension | 31.6 (millimeters) Diameter Alloy 31.6 |
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 Firebal manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mongoose Firebal Freestyle here