K2 PROFLEX 4000 SE 1998 VS Felt Q520 2011 specs comparison
K2 ProFlex 4000 SE
General Infos| Model | ProFlex 4000 SE |
| Manufacturer | K2 |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- red -Blue |
| Sizes |
- Large - medium - small - way big |
| 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 SE 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 CS |
Other Specs of K2 ProFlex 4000 SE
| 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 |
Felt Q520
General Infos| Model | Q520 |
| Manufacturer | Felt |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Matte super black |
| Sizes |
- 13.5 - 15.5 - 17.5 - 19.5 - 21.5 |
Wheels And Breaking System
| Bike front tire | 26 X 2.1 (inches) Felt TAR |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | 2 Finger With Shifter Levers Tektro IO Mechanical Disc Brakes |
| Hubs for disc brakes | Rear: Forged Alloy Front: Forged Aluminum |
| Rims manufacturer | 32-hole Double Wall Aluminum |
| Spoke nipples type | Brass |
| Spoke wheel | Stainless Stainless |
Frame and Body Specs
| Frame materials | Fully Hydroformed Top And Down Tube Felt 6061 Double Butted Aluminum |
| Frame type | Aluminum |
| Handlebar construction | Felt MTB XC Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Felt 3D-Forged |
| Headset size | 1 1/8 (inches) Integrated |
Gearing Specifications
| Bicycle chain | KMC Z72 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | Forged Alloy |
| Gear shift levers | Shimano ST-EF51 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Felt Q520 Fork System Data
| Derailleur (Front) | Shimano FD M310 |
| Derailleur (Rear) | Shimano Alivio RD-M410 |
| Fork material | Single Crown Crown Hi-Ten |
| Fork type | 100 (millimeters) Travel SR Suntour SF11 XCT V3 |
Other Specs of Felt Q520
| Component group sets | Mountain Mix |
| Pedals details | VP 992-S Steel Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Felt Mountain Design |
| Seat post extension | 30.9 (millimeters) Diameter FELT Alloy Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its ProFlex 4000 SE bike manual
- Find All parts, tires and accessories of K2 ProFlex 4000 SE Mountain bike here
- Get your Felt Q520 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Felt Q520 Mountain bike here