Dirtmaster BIG BERTHA 1999 VS GT CHUCKER 3.0 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 |
GT Chucker 3.0
General Infos| Model | Chucker 3.0 |
| Manufacturer | GT |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
-Flat Gold |
| Sizes |
- M |
Wheels And Breaking System
| Bike front tire | 26 X 2.35 (inches) Kenda Kinetics |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro Alloy V-type Brakes Alloy Levers Tektro |
| Hubs for disc brakes | QR Axle QR Axle Rear: Alloy Cassette Front: Alloy |
| Rims manufacturer | DDZ Double Wall Jalco |
| Spoke nipples type | CP Brass |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 Aluminum Mono Stay Triple Triangle Second Generation Chucker Design |
| Frame type | TIG-welded |
| Handlebar construction | 31.8 (millimeters) O.D. 73 (millimeters) Rise Alloy |
| Handlebar extender | Not Available |
| Handlebar stem details | 10 Degree Rise 31.8 (millimeters) Clamp 80 (millimeters) Extension Alloy |
| Headset size | Ball Type Semi Integrated |
Gearing Specifications
| Bicycle chain | KMC IG-31 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TH RMP Cartridge |
| Crankset parts and sizes | 22/32 Teeth TH and RPM Comet With Bashring |
| Gear shift levers | 3.0 Comp Twistgrip SRAM |
| Rear gear set | 11 - 32 Teeth 8-speed |
GT Chucker 3.0 Fork System Data
| Derailleur (Front) | SRAM 3.0 |
| Derailleur (Rear) | Med Cage Length SRAM SX-4 |
| Fork material | Steel and aluminum |
| Fork type | 80 (millimeters) RST Gila Plus T6 |
Other Specs of GT Chucker 3.0
| Component group sets | Mountain Mix |
| Pedals details | GT Alum Platform With Cr-mo Spindles |
| Rear shock absorber | Not Available |
| Saddle seat | 9 (millimeters) Rails With Brace Guards Front And Rear Two Piece '05 GT Jump Design |
| Seat post extension | Double Bolt Micro Adjust Aluminum |
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 GT Chucker 3.0 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Chucker 3.0 Freestyle here
