GT SPEED SERIES JR. 1997 VS K2 MAINTIME 1999 specs comparison
GT Speed Series Jr.
General Infos| Model | Speed Series Jr. |
| Manufacturer | GT |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Ball burnished |
| Sizes |
- Boys |
| 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 Levers Dia-Compe Aluminum Side-pull Caliper Rear Brakes |
| Hubs for disc brakes | High-flange GT Mohawk |
| Rims manufacturer | 36-hole Araya |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
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 Teeth 3-piece Aluminum |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Speed Series Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| 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 |
K2 Maintime
General Infos| Model | Maintime |
| Manufacturer | K2 |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Polished -Blackish Blue |
| Sizes |
- Large - medium - small - way big |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Tioga Comp III Front: 20 X 2.125 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 318A Rear Levers Tektro 912A Rear Brakes |
| Hubs for disc brakes | Rear: King Kong KK-560RHB Front: King Kong KK-560FHB |
| Rims manufacturer | Sun Rims Rhyno Lite |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge UCP |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Leadtec LCH-664 |
| Handlebar extender | Not Available |
| Handlebar stem details | Hsin Lung MX-423 Alloy |
| Headset size | 1 1/8 (inches) Threadless Cane Creek SX |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z-30 H |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | YST BB 621 |
| Crankset parts and sizes | 44 Teeth Jia Maw JM98 Heat Treated Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
K2 Maintime Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | K2 Oversized Chromoly |
Other Specs of K2 Maintime
| Component group sets | Not Available |
| Pedals details | Wellgo LU-987 |
| Rear shock absorber | Not Available |
| Saddle seat | Viscount 2964 |
| Seat post extension | 26.8 (millimeters) Diameter Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Speed Series Jr. bike manual
- Find All parts, tires and accessories of GT Speed Series Jr. BMX here
- Get your K2 Maintime manual book version yo know further about this bike
- Saddles, tires And mechanical parts for K2 Maintime BMX here