K2 ATTACK 4.0 2001 VS ProFlex 857 1997 specs comparison
K2 Attack 4.0
General Infos| Model | Attack 4.0 |
| Manufacturer | K2 |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
-White and Black two-toned |
| Sizes |
- Large - medium - small - way big |
| Sizes |
- Large - medium - small - way big |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) WTB VelociRaptor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Speed Dial 5 Levers Avid Single Digit 3 Brakes |
| Hubs for disc brakes | WTB SpeedDisc XC |
| Rims manufacturer | 32-hole WTB SpeedMaster |
| Spoke nipples type | Not Available |
| Spoke wheel | 15/15g WTB Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | K2 Aluminum Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Aluminum Ahead Type |
| Headset size | WTB Momentum Comp ST |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z9000 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge |
| Crankset parts and sizes | TruVativ Fire-SX |
| Gear shift levers | Shimano Deore RapidFire SL |
| Rear gear set | 11 - 32 Teeth 9-speed |
K2 Attack 4.0 Fork System Data
| Derailleur (Front) | Shimano LX |
| Derailleur (Rear) | Shimano LX |
| Fork material | Triple-clamp |
| Fork type | 4.0 (inches) Travel Noleen Mega Air |
Other Specs of K2 Attack 4.0
| Component group sets | Mountain Mix |
| Pedals details | Wellgo M9 Clipless |
| Rear shock absorber | 4.5 (inches) Travel Noleen Sport Adjustable |
| Saddle seat | WTB SST.X3 |
| Seat post extension | 3D Forged Aluminum Micro-adjust |
ProFlex 857
General Infos| Model | 857 |
| Manufacturer | ProFlex |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- red -Fuzzy Grape |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Panaracer Duster Pro 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 XT |
| Rims manufacturer | 32-hole Mavic 220S |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 1.8 (millimeters) Double Butted DT Competition Stainless Steel |
Frame and Body Specs
| Frame materials | Easton ProGram Elite Double-butted With Carbon Fiber Swingarm |
| Frame type | TIG-welded |
| Handlebar construction | Titec Enduro |
| Handlebar extender | Girvin Team Issue |
| Handlebar stem details | Girvin Reversible Forged |
| Headset size | 1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset AL-2 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-40 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110 (millimeters) Spindle Shimano BB-UN52 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Deore XT |
| Gear shift levers | Shimano Deore XT RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
ProFlex 857 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Girvin Linkage Crown Aluminum |
| Fork type | Girvin Cross-Link Elite With Noleen NR-2 |
Other Specs of ProFlex 857
| Component group sets | Shimano Deore XT |
| Pedals details | Proflex Mag-C |
| Rear shock absorber | 4.0 (inches) Travel Noleen NR-2 |
| Saddle seat | Selle San Marco Tecno Dynamica |
| Seat post extension | 27.2 (millimeters) Diameter Polygon PM-747 |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its Attack 4.0 bike manual
- Find All parts, tires and accessories of K2 Attack 4.0 Mountain bike here
- Get your ProFlex 857 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for ProFlex 857 Mountain bike here