GT AVALANCHE SPIN 1998 VS Trek 3900 2007 specs comparison
GT Avalanche Spin
General Infos| Model | Avalanche Spin |
| Manufacturer | GT |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- white -Billet |
| Sizes |
- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) |
| Sizes |
- 12.5 (inches) - 14.5 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.95 (inches) WTB VelociRaptor Kevlar Front: 26 X 1.95 (inches) WTB EnduroRaptor Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes |
| Hubs for disc brakes | Spin |
| Rims manufacturer | Spin |
| Spoke nipples type | Not Available |
| Spoke wheel | Molded Spin Carbon Fiber |
Frame and Body Specs
| Frame materials | Butted With Replaceable Derailleur Hanger 6061-T6 Aluminum |
| Frame type | Welded |
| Handlebar construction | Kore Lite |
| Handlebar extender | GT Cut Weld |
| Handlebar stem details | Kore Lite |
| Headset size | 1 1/8 (inches) Threadless Tioga |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG70 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Shimano BB-UN52 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano STX-RC |
| Gear shift levers | Shimano Deore LX RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
GT Avalanche Spin Fork System Data
| Derailleur (Front) | Shimano Deore LX Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Aluminum |
| Fork type | Marzocchi Bomber Z-2 |
Other Specs of GT Avalanche Spin
| Component group sets | Mountain Mix |
| Pedals details | Tioga Surefoot With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Hollow Chromoly Rails With Kevlar Sides WTB SSTK |
| Seat post extension | 27.2 (millimeters) Diameter Aluminum Micro-adjust |
Trek 3900
General Infos| Model | 3900 |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Matte Black and Matte Smooth Silver -Trans Blue |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Bontrager Connection Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Tektro V Brakes |
| Hubs for disc brakes | Rear: Shimano RM-30 Front: Alloy |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | Aheadset Slimstak |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 Teeth SR XCC-T102 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Fork System Data
| Derailleur (Front) | Shimano C-050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and steel |
| Fork type | 70 (millimeters) Travel InSync Grind 1 |
Other Specs of Trek 3900
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Sport |
| Seat post extension | Bontrager Approved |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Avalanche Spin bike manual
- Find All parts, tires and accessories of GT Avalanche Spin Mountain bike here
- Get your Trek 3900 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Mountain bike here