GT KARAKORAM 1999 VS Trek JACK 1 2007 specs comparison
GT Karakoram
General Infos| Model | Karakoram |
| Manufacturer | GT |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Solar Mint |
| Sizes |
- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
| Sizes |
- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) WTB EnduroRaptor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid AD-1.0 L Levers Avid 1D-20 Brakes |
| Hubs for disc brakes | Rear: Shimano 8-speed Cassette Front: GT Suspension Q and R |
| Rims manufacturer | 32-hole Weinmann Zac 19 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Reynolds 525 |
| Frame type | TIG-welded |
| Handlebar construction | Titec Enduro HF |
| Handlebar extender | Optional |
| Handlebar stem details | Azonic ORC |
| Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano IG |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Shimano Cartridge |
| Crankset parts and sizes | 22/32/42 Teeth SR XR40 |
| Gear shift levers | Shimano Alivio RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
GT Karakoram Fork System Data
| Derailleur (Front) | Shimano Alivio |
| Derailleur (Rear) | Shimano Deore LX |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | 3.15 (inches) Travel Rock Shox Judy C |
Other Specs of GT Karakoram
| Component group sets | Mountain Mix |
| Pedals details | GT Clipless |
| Rear shock absorber | Not Available |
| Saddle seat | SDG Comp Belair |
| Seat post extension | Aluminum Micro-adjust |
Trek Jack 1
General Infos| Model | Jack 1 |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Navy |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.40 (inches) Bontrager Earl |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Tektro V Brakes |
| Hubs for disc brakes | Shimano M-475 Disc |
| Rims manufacturer | Bontrager Camino |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Earl |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Earl |
| Headset size | Semi-cartridge Aheadset |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32/44 Teeth Shimano M-341 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek Jack 1 Fork System Data
| Derailleur (Front) | Shimano C-050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and steel |
| Fork type | 100 (millimeters) Travel RST Gila T7 |
Other Specs of Trek Jack 1
| Component group sets | Shimano Mix |
| Pedals details | Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Earl Jump |
| Seat post extension | Bontrager Sport |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Karakoram bike manual
- Find All parts, tires and accessories of GT Karakoram Mountain bike here
- Get your Trek Jack 1 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek Jack 1 Mountain bike here