Trek SCRATCH AIR 8 2010 VS Specialized DEMO 9 DH 2004 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 9 DH
General Infos| Model | Demo 9 DH |
| Manufacturer | Specialized |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Large - medium - small |
Wheels And Breaking System
| Bike front tire | Rear: 24 X 2.60 (inches) Specialized S-Works Evil Twin Roller Front: 26 X 2.60 (inches) Specialized S-Works Evil Twin Roller |
| Bike rear tire | Not Available |
| Bike wheel size | Rear: 24 (inches) Wheels Front: 26 (inches) |
| Brakeset type | Hayes HFX Magnesium Hydraulic Levers Hayes HFX Magnesium Hydraulic Brakes |
| Hubs for disc brakes | Rear: Sun Ringle Front: Specialized Stout Disc |
| Rims manufacturer | 36-hole Mavic EX 729D |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized DEMO FSR |
| Frame type | TIG-welded |
| Handlebar construction | Specialized BigHit 31.8 (millimeters) |
| Handlebar extender | Optional |
| Handlebar stem details | Marzocchi Integrated |
| Headset size | 1 1/8 (inches) Threadless Sealed |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG73 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | MRP Bones |
| Crankset parts and sizes | 40 Teeth MRP Bones Chromoly |
| Gear shift levers | Shimano Deore LX RapidFire |
| Rear gear set | 11 - 32 Teeth 9-speed |
Specialized Demo 9 DH Fork System Data
| Derailleur (Front) | Bottom-pull and bottom Bracket Mount Specialized Fatty System 2 Chain Guide |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Dual Crown Aluminum |
| Fork type | 200 (millimeters) Travel Marzocchi 888 R |
Other Specs of Specialized Demo 9 DH
| Component group sets | Mountain Mix |
| Pedals details | Aluminum Platform |
| Rear shock absorber | 9.5 (inches) Travel Answer Manitou Swinger |
| Saddle seat | Specialized BigHit |
| Seat post extension | 30.9 (millimeters) Diameter Aluminum |
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 9 DH manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Demo 9 DH Mountain bike here