Trek SCRATCH AIR 8 2010 VS Specialized DEMO 8 2007 specs comparison
Trek Scratch Air 8
General Infos| Model | Scratch Air 8 |
| Manufacturer | Trek |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-Matte Titanium |
| Sizes |
- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) |
| Sizes |
- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.35 (inches) Bontrager FR-4 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Elixer R Carbon Hydraulic Levers Avid Elixer R Carbon Disc Brakes |
| Hubs for disc brakes | Bontrager Cousin Earl Elite Disc |
| Rims manufacturer | Tubeless Ready Bontrager Cousin Earl Elite |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha Red Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Big Earl |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Rhythm |
| Headset size | 1 1/8 (inches) - 1 1/2 (inches) FSA No. 57E |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 44/32/22 Teeth Shimano Deore XT |
| Gear shift levers | Shimano Deore XT |
| Rear gear set | 11 - 34 Teeth 9-speed |
Trek Scratch Air 8 Fork System Data
| Derailleur (Front) | Direct Mount Shimano Deore XT |
| Derailleur (Rear) | Shimano Deore XT Shadow |
| Fork material | Single Crown Crown Alloy |
| Fork type | 160 (millimeters) Travel Fox 36 Talas R With 20 (millimeters) QR Thru Axle |
Other Specs of Trek Scratch Air 8
| Component group sets | Mountain Mix |
| Pedals details | Not Available |
| Rear shock absorber | 170 (millimeters) Travel Fox DHX Air 4.0 |
| Saddle seat | Bontrager Rhythm |
| Seat post extension | 31.6 (millimeters) Diameter Crank Brothers Joplin With Remote |
Specialized Demo 8
General Infos| Model | Demo 8 |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Anodized Pewter |
| Sizes |
- Large - medium - small |
Wheels And Breaking System
| Bike front tire | 26 X 2.30 (inches) Specialized Chunder |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Juicy 7 Levers Avid Juicy 7 With 200 (millimeters) Rotor Brakes |
| Hubs for disc brakes | Rear: Specialized Bolt-on Front: Specialized Disc 20 (millimeters) Thru Axle |
| Rims manufacturer | 36-hole Specialized EX 5.1d |
| Spoke nipples type | Not Available |
| Spoke wheel | 14/15ga. Butted DT Swiss Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized M5 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Demo Riser |
| Handlebar extender | Optional |
| Handlebar stem details | TruVativ Holzfeller |
| Headset size | 1 1/8 (inches) Threadless 7050 Alloy |
Gearing Specifications
| Bicycle chain | SRAM PC-951 |
| Bottom bracket shell width | 73 (millimeters) |
| Bottom bracket type | TruVativ Howitzer Team |
| Crankset parts and sizes | 38 Teeth TruVativ Holzfeller |
| Gear shift levers | SRAM X.9 Trigger |
| Rear gear set | 12 - 25 Teeth 9-speed |
Specialized Demo 8 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | SRAM X.9 |
| Fork material | Dual Crown Magnesium and aluminum |
| Fork type | 200 (millimeters) Fox 40 RC2 |
Other Specs of Specialized Demo 8
| Component group sets | SRAM X.9/mix |
| Pedals details | Specialized Lo-Pro Mag |
| Rear shock absorber | 8.2 (inches) Fox DHX 5.0 |
| Saddle seat | Specialized Enduro |
| Seat post extension | 30.9 (millimeters) Diameter Thomson SPE127/8 |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Scratch Air 8 bike manual
- Find All parts, tires and accessories of Trek Scratch Air 8 Mountain bike here
- Get your Specialized Demo 8 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Demo 8 Mountain bike here