K2 BIKER 2003 VS GT POWER SERIES ULTRA BOX 2007 specs comparison
K2 Biker
General Infos| Model | Biker |
| Manufacturer | K2 |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
-Raw Steel |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.85 (inches) Kenda Kudos Front: 20 X 2.25 (inches) Kenda Kudos |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe Tech 99 Rear Levers DiaTech 996 U-Brake Rear Brakes |
| Hubs for disc brakes | K2 Ben Hur |
| Rims manufacturer | 48-hole Sun Rims Ditch Witch |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Butted Chromoly |
| Frame type | Brazed and welded |
| Handlebar construction | K2 Grab Bar OS Chromoly |
| Handlebar extender | Optional |
| Handlebar stem details | K2 Alloy 4-bolt |
| Headset size | 1 (inches) Cane Creek Tank |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z510HX |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Three Piece |
| Crankset parts and sizes | 44 Teeth K2 Phlattie 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
K2 Biker Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Gusseted Crown Oversize Chromoly |
| Fork type | K2 |
Other Specs of K2 Biker
| Component group sets | Not Available |
| Pedals details | Chromoly Axle K2 Alloy |
| Rear shock absorber | Not Available |
| Saddle seat | 8 (millimeters) Replacable Rails K2 Grab Bag |
| Seat post extension | 25.4 (millimeters) Diameter K2 Chromoly |
GT Power Series Ultra Box
General Infos| Model | Power Series Ultra Box |
| 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 | Rear: 20 X 1.75 (inches) Kenda Small Block Eight Front: 20 X 2.10 (inches) Kenda Small Block Eight |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | BX-25 Rear Brakes Tektro BX-2 Sabre Levers Alloy Side-pull Caliper Front and Tektro |
| Hubs for disc brakes | Rear: BMX Race Cassette Front: GT BMX Sealed |
| Rims manufacturer | 36-hole Sun Rhyno Lite XL |
| Spoke nipples type | 14 G Black Aluminum |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Race Cruiser Cr-mo |
| Handlebar extender | Optional |
| Handlebar stem details | GT BMX Race |
| Headset size | 1 1/8 (inches) Integrated FSA Orbit Z |
Gearing Specifications
| Bicycle chain | KMC Z610HX |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TruVativ Gigapipe DH ISIS |
| Crankset parts and sizes | TruVativ Racing Team |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Power Series Ultra Box 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 Ultra Box
| Component group sets | BMX Mix |
| Pedals details | GT CNC Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | SDG I-Fly |
| Seat post extension | SDG I-Beam |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its Biker bike manual
- Find All parts, tires and accessories of K2 Biker BMX here
- Get your GT Power Series Ultra Box manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Power Series Ultra Box BMX here