Kona MAMA 2001 VS GT POWER SERIES JR. 2007 specs comparison
Kona Mama
General Infos| Model | Mama |
| Manufacturer | Kona |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
-DJ Blue |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.85 (inches) Tioga Comp III Front: 20 X 2.25 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 318A Rear Levers Tektro BX-20 Linear-pull Rear Brakes |
| Hubs for disc brakes | Kona Bulge |
| Rims manufacturer | 36-hole Sun Rims Ditch Witch |
| Spoke nipples type | Not Available |
| Spoke wheel | 14g Stainless Steel |
Frame and Body Specs
| Frame materials | Kona Cromoly |
| Frame type | TIG-welded |
| Handlebar construction | Kona Chromoly Race |
| Handlebar extender | Optional |
| Handlebar stem details | Kona DJ-1 |
| Headset size | Aheadset |
Gearing Specifications
| Bicycle chain | KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | YST BB-621 |
| Crankset parts and sizes | 44 Teeth 1-piece 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Kona Mama Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Kona Jump |
Other Specs of Kona Mama
| Component group sets | Not Available |
| Pedals details | Wellgo |
| Rear shock absorber | Not Available |
| Saddle seat | Kona BMX Race |
| Seat post extension | Kona Thumb |
GT Power Series Jr.
General Infos| Model | Power Series Jr. |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Blue and Black |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1-3/8 (inches) Kenda Small Block Eight |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | 926AL Rear Brakes Mini BMX Levers Alloy Side-pull Caliper Front and Tektro |
| Hubs for disc brakes | Rear: BMX Race Cassette Front: GT BMX Sealed |
| Rims manufacturer | 28-hole Sun M13-II |
| Spoke nipples type | Aluminum Nipples |
| Spoke wheel | 15ga. Straight Gauge |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | GT Mini Piston |
| Headset size | 1 (inches) Integrated FSA Orbit IS-2A |
Gearing Specifications
| Bicycle chain | KMC Z610 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Cartridge |
| Crankset parts and sizes | GT Forged Aluminum 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Power Series Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Aluminum and chromoly |
| Fork type | GT BMX Design |
Other Specs of GT Power Series Jr.
| Component group sets | BMX Mix |
| Pedals details | Aluminum Body With Bolt On Aluminum Cage |
| Rear shock absorber | Not Available |
| Saddle seat | GT Mini |
| Seat post extension | 22.2 (millimeters) Diameter Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Kona provided us with the latest version of its Mama bike manual
- Find All parts, tires and accessories of Kona Mama BMX here
- Get your GT Power Series Jr. manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Power Series Jr. BMX here