K2 PROFLEX 4000 1998 VS Specialized STUMPJUMPER FSR PRO 2007 specs comparison
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 |
| 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 |
Specialized Stumpjumper FSR Pro
General Infos| Model | Stumpjumper FSR Pro |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Anodized Organic |
| Sizes |
- Xlarge - small - medium - large |
Wheels And Breaking System
| Bike front tire | 26 X 2.10 (inches) Specialized Resolution Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Magura Marta Levers Magura Marta With 200 (millimeters) Rotor Front and Magura Marta With 180 (millimeters) Rotor Rear Brakes |
| Hubs for disc brakes | Rear: DT Swiss Custom SL Front: Specialized Stout Disc |
| Rims manufacturer | 32-hole DT Swiss XR 4.2D |
| Spoke nipples type | Alloy |
| Spoke wheel | 14/17/15ga. Butted DT Swiss Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized M5 ORE Aluminum |
| Frame type | TIG-welded and monocoque |
| Handlebar construction | SBC OS XC Carbon Low Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Adjustable |
| Headset size | 1 1/8 (inches) Threadless Alloy Sealed |
Gearing Specifications
| Bicycle chain | SRAM PC-951 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano Hollowtech II |
| Crankset parts and sizes | 22/32/44 Teeth Shimano Deore XT |
| Gear shift levers | SRAM X.0 Trigger |
| Rear gear set | 11 - 34 Teeth 9-speed |
Specialized Stumpjumper FSR Pro Fork System Data
| Derailleur (Front) | 34.9 (millimeters) Clamp Shimano Deore XT |
| Derailleur (Rear) | SRAM X.0 |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 100-140 (millimeters) Fox Talas X |
Other Specs of Specialized Stumpjumper FSR Pro
| Component group sets | SRAM X.0/mix |
| Pedals details | Shimano PD-M520 |
| Rear shock absorber | 120 (millimeters) Specialized AFR Flow Control |
| Saddle seat | Specialized BG Rival Titanium |
| Seat post extension | 30.9 (millimeters) Diameter Thomson Elite |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its ProFlex 4000 bike manual
- Find All parts, tires and accessories of K2 ProFlex 4000 Mountain bike here
- Get your Specialized Stumpjumper FSR Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Stumpjumper FSR Pro Mountain bike here