Mongoose SUPERGOOSE JR. 1998 VS GT SPEED SERIES JR. 1997 specs comparison

Mongoose Supergoose Jr.
General InfosModel | Supergoose Jr. |
Manufacturer | Mongoose |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice | -Polished |
Sizes | - Junior |
Sizes | - Junior |
Wheels And Breaking System
Bike front tire | 20 X 1 1/8 (inches) Comp III Style |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro LeversDia-Compe Sidepull Brakes |
Hubs for disc brakes | Mongoose |
Rims manufacturer | 36-holeMongoose Aluminum |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
Frame materials | 7005 aluminum c |
Frame type | TIG-welded |
Handlebar construction | Mongoose Jr. |
Handlebar extender | Not Available |
Handlebar stem details | Mongoose |
Headset size | 1 1/8 (inches) Threadless Steel |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)KMC |
Bottom bracket shell width | American |
Bottom bracket type | One Piece |
Crankset parts and sizes | 42 Teeth3-piece Aluminum |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
Mongoose Supergoose Jr. Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownChromoly |
Fork type | Mongoose |
Other Specs of Mongoose Supergoose Jr.
Component group sets | Not Available |
Pedals details | Mongoose Resin |
Rear shock absorber | Not Available |
Saddle seat | Mongoose Mini |
Seat post extension | 28.6 (millimeters) Diameter AluminumPillar |

GT Speed Series Jr.
General InfosModel | Speed Series Jr. |
Manufacturer | GT |
Year of production | 1997 |
Current price | Check price Here ==> |
Color choice | -Ball burnished |
Sizes | - Boys |
Wheels And Breaking System
Bike front tire | 20 X 1 1/8 (inches) GT AA Pro Kevlar |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Dia-Compe LeversDia-Compe Aluminum Side-pull Caliper Rear Brakes |
Hubs for disc brakes | High-flangeGT Mohawk |
Rims manufacturer | 36-holeAraya |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | GT Aluminum |
Handlebar extender | Not Available |
Handlebar stem details | GT Aluminum |
Headset size | 1 (inches) Threadless Steel |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)KMC 410 |
Bottom bracket shell width | 68 (millimeters) Threadless |
Bottom bracket type | Not Available |
Crankset parts and sizes | 44 Teeth3-piece Aluminum |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
GT Speed Series Jr. Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownChromoly |
Fork type | GT |
Other Specs of GT Speed Series Jr.
Component group sets | Not Available |
Pedals details | GT Aluminum Platforms |
Rear shock absorber | Not Available |
Saddle seat | GT Plastic |
Seat post extension | Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Mongoose provided us with the latest version of its Supergoose Jr. bike manual
- Find All parts, tires and accessories of Mongoose Supergoose Jr. BMX here
- Get your GT Speed Series Jr. manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Speed Series Jr. BMX here