Trek SCRATCH AIR 8 2010 VS K2 PROFLEX 4000 1998 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 |
K2 ProFlex 4000
General Infos| Model | ProFlex 4000 |
| Manufacturer | K2 |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- red -Blue |
| Sizes |
- Large - medium - small - way big |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) Panaracer Duster II Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes |
| Hubs for disc brakes | Shimano Deore LX |
| Rims manufacturer | 32-hole Sun Rims Sub 342 |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 1.8 (millimeters) Double-butted DT Stainless Steel |
Frame and Body Specs
| Frame materials | Double-butted 7000 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Titec Enduro 141 |
| Handlebar extender | Aluminum |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs PC-51 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Shimano BB-UN72 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Deore LX |
| Gear shift levers | Shimano Deore XT RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
K2 ProFlex 4000 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Linkage Crown Aluminum |
| Fork type | Noleen Cross-Link ELT |
Other Specs of K2 ProFlex 4000
| Component group sets | Shimano Deore XT |
| Pedals details | K2 Mag C |
| Rear shock absorber | 4.0 (inches) Travel K2 Smart Shock |
| Saddle seat | Selle Royal |
| Seat post extension | 27.2 (millimeters) Diameter Titec PG |
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 K2 ProFlex 4000 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for K2 ProFlex 4000 Mountain bike here