Mirraco UNDERBOSS 2008 VS GT SPEED SERIES TEAM 1998 specs comparison

Mirraco UnderBoss
General InfosModel | UnderBoss |
Manufacturer | Mirraco |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - Deep Blue-Steel Gray |
Sizes | - Standard size for everyone |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | Rear: 20 X 1.95 (inches) CST DirtFront: 20 X 2.125 (inches) CST Dirt |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 289 Rear LeversTektro U-brake Rear Brakes |
Hubs for disc brakes | Rear: Coaster BrakeFront: 3/8 (inches) Axle |
Rims manufacturer | 36-holeAlex C-303 |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. |
Frame and Body Specs
Frame materials | Chromoly |
Frame type | TIG-welded |
Handlebar construction | Mirraco 2-piece |
Handlebar extender | Optional |
Handlebar stem details | M3 Alloy |
Headset size | 1 1/8 (inches) VP A-71 |
Gearing Specifications
Bicycle chain | KMC Z410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | American |
Crankset parts and sizes | 38 Teeth152 (millimeters) 1-piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
Mirraco UnderBoss Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownChromoly |
Fork type | Mirraco |
Other Specs of Mirraco UnderBoss
Component group sets | BMX |
Pedals details | Wellgo Resin |
Rear shock absorber | Not Available |
Saddle seat | M3 8 (millimeters) Rails |
Seat post extension | 25.4 (millimeters) DiameterSteel |

GT Speed Series Team
General InfosModel | Speed Series Team |
Manufacturer | GT |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice | -Ball-burnished |
Sizes | - Xxlarge |
Wheels And Breaking System
Bike front tire | Rear: 20 X 1.75 (inches) GT AA Pro KevlarFront: 20 X 2.125 (inches) GT AA Pro Kevlar |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Shimano DX BMX LeversShimano DX BMX V-brake Brakes |
Hubs for disc brakes | Shimano DX |
Rims manufacturer | Mavic XX |
Spoke nipples type | Alloy Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeWheelsmith Stainless Steel |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | GT Chromoly |
Handlebar extender | Not Available |
Handlebar stem details | GT Piston Invet |
Headset size | 1 1/8 (inches) Threadless Aheadset SX |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches)UG |
Bottom bracket shell width | Not Available |
Bottom bracket type | GT Sealed Bearing |
Crankset parts and sizes | GT Power Series 3-piece Chromoly |
Gear shift levers | Not Available |
Rear gear set | 1-speed |
GT Speed Series Team Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Triple-clamp CrownAluminum and chromoly |
Fork type | GT Low Pro |
Other Specs of GT Speed Series Team
Component group sets | Not Available |
Pedals details | Shimano PD-M636 SPD |
Rear shock absorber | Not Available |
Saddle seat | GT Drop Nose |
Seat post extension | GT Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Mirraco provided us with the latest version of its UnderBoss bike manual
- Find All parts, tires and accessories of Mirraco UnderBoss BMX here
- Get your GT Speed Series Team manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Speed Series Team BMX here