K2 PROFLEX 2000 1998 VS GT MARATHON CARBON PRO 2010 specs comparison
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K2 ProFlex 2000
General InfosModel | ProFlex 2000 |
Manufacturer | K2 |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice |
- grey -Copper |
Sizes |
- Large - medium - small - way big |
Sizes |
- Large - medium - small - way big |
Wheels And Breaking System
Bike front tire | Rear: 26 X 1.95 (inches) Panaracer Duster II Front: 26 X 2.10 (inches) Panaracer Duster II |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano STX-RC Levers Shimano STX-RC V-Brake Brakes |
Hubs for disc brakes | Rear: Shimano STX-RC Front: Shimano STX |
Rims manufacturer | 32-hole Sun Rims CR18 |
Spoke nipples type | Brass Nipples |
Spoke wheel | 1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel |
Frame and Body Specs
Frame materials | Easton ProGram Elite Double-butted |
Frame type | TIG-welded |
Handlebar construction | Titec Enduro |
Handlebar extender | Polygon |
Handlebar stem details | Aluminum |
Headset size | 1 1/8 (inches) Threadless Aheadset Kontak AL-2 |
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-LP26 |
Crankset parts and sizes | 22/32/42 Teeth Shimano STX-RC |
Gear shift levers | Shimano STX-RC RapidFire SL |
Rear gear set | 11 - 30 Teeth 8-speed |
K2 ProFlex 2000 Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing |
Derailleur (Rear) | Shimano Deore LX SGS |
Fork material | Linkage Crown 6061-T6 Aluminum |
Fork type | Noleen Cross-Link EXP With NR-1 |
Other Specs of K2 ProFlex 2000
Component group sets | Shimano STX-RC |
Pedals details | K2 Mag C |
Rear shock absorber | 3.5 (inches) Travel Noleen NR-1 |
Saddle seat | Selle Royal |
Seat post extension | 27.2 (millimeters) Diameter Polygon PM-312 |

GT Marathon Carbon Pro
General InfosModel | Marathon Carbon Pro |
Manufacturer | GT |
Year of production | 2010 |
Current price | Check price Here ==> |
Color choice |
-Grey and Carbon |
Sizes |
- Extra small - Small - Medium - Large |
Wheels And Breaking System
Bike front tire | 26 X 2.00 (inches) Kenda Karma DTC |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano XT Hydraulic Levers Shimano XT Disc With 160 (millimeters) Rotor Brakes |
Hubs for disc brakes | Mavic CrossTrail Centerlock Disc |
Rims manufacturer | Mavic CrossTrail Disc |
Spoke nipples type | Not Available |
Spoke wheel | Mavic |
Frame and Body Specs
Frame materials | Monocoque Carbon Fiber |
Frame type | Monocoque |
Handlebar construction | Ritchey Pro Lo Rizer OS |
Handlebar extender | Optional |
Handlebar stem details | Ritchey Pro Axis 44 |
Headset size | 1 1/8 (inches) Integrated FSA Sealed Angular Contact Bearing |
Gearing Specifications
Bicycle chain | Shimano HG-73 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano XT Hollowtech II |
Crankset parts and sizes | Shimano XT |
Gear shift levers | Shimano XT Rapid Fire |
Rear gear set | 11 - 32 Teeth 9-speed |
GT Marathon Carbon Pro Fork System Data
Derailleur (Front) | Shimano XT |
Derailleur (Rear) | Shimano XT Shadow |
Fork material | Single |
Fork type | 120 (millimeters) Travel Fox 32 RL |
Other Specs of GT Marathon Carbon Pro
Component group sets | Shimano XT |
Pedals details | Not Available |
Rear shock absorber | 4 (inches) Travel Fox Float RP23 |
Saddle seat | Fi'zi:k Gobi XM With Mg Rails |
Seat post extension | 31.6 (millimeters) Diameter Ritchey 3D Forged |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its ProFlex 2000 bike manual
- Find All parts, tires and accessories of K2 ProFlex 2000 Mountain bike here
- Get your GT Marathon Carbon Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Marathon Carbon Pro Mountain bike here