K2 4000 1999 VS Pivot FIREBIRD XT 2010 specs comparison
K2 4000
General Infos| Model | 4000 |
| Manufacturer | K2 |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Team White and Red Fade -Gloss Grey |
| Sizes |
- Large - medium |
| Sizes |
- Large - medium |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.95 (inches) Panaracer Mach SK Front: 26 X 1.95 (inches) Panaracer Mach SS |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore XT Levers Avid SD-25 Brakes |
| Hubs for disc brakes | Shimano Deore LX |
| Rims manufacturer | 32-hole Sun Rims Sub 4 |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Double-butted DT Stainless Steel |
Frame and Body Specs
| Frame materials | Easton 7005 Elite |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA-70 |
| Handlebar extender | Titec Shorty |
| Handlebar stem details | Titec Big AL |
| Headset size | 1 1/8 (inches) Threadless Tange-Seiki DX-2 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG72 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Shimano Deore XT |
| Crankset parts and sizes | 22/32/44 Teeth Shimano Deore XT |
| Gear shift levers | Shimano Deore XT RapidFire SL |
| Rear gear set | 11 - 32 Teeth 9-speed |
K2 4000 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT |
| Derailleur (Rear) | Shimano Deore XT |
| Fork material | Linkage Crown Aluminum |
| Fork type | 3.0 (inches) Travel Noleen Cross-Link Elite S With Smart Shock |
Other Specs of K2 4000
| Component group sets | Shimano Deore XT |
| Pedals details | K2 Mag-C Clipless |
| Rear shock absorber | 4.7 (inches) Travel Noleen NR-2 |
| Saddle seat | Selle Italia Nitrox PD |
| Seat post extension | 27.2 (millimeters) Diameter Easton EA-70 |
Pivot Firebird XT
General Infos| Model | Firebird XT |
| Manufacturer | Pivot |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
- Anodized Jet Black - White -Anodized Root Beer |
| Sizes |
- Small - medium - large |
Wheels And Breaking System
| Bike front tire | 26 (inches) Kenda Nevagal |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Shimano XT Levers Shimano XT Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 32-hole DT Swiss EX1750 |
| Spoke nipples type | DT Pro Lock |
| Spoke wheel | Butted And Bladed DT Swiss Stainless Steel |
Frame and Body Specs
| Frame materials | 6000 Triple Butted Hydroformed Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 710 (millimeters) X 20 (millimeters) Syncros FR 2014 |
| Handlebar extender | Optional |
| Handlebar stem details | Syncros AM |
| Headset size | Semi-integrated FSA Gravity 1 DX and Pro 1.5 (inches) Reducer To 1 1/8 (inches) |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | 92 (millimeters) |
| Bottom bracket type | Shimano XTR Internal |
| Crankset parts and sizes | Shimano XT |
| Gear shift levers | Shimano XT |
| Rear gear set | 11 - 34 Teeth 9-speed |
Pivot Firebird XT Fork System Data
| Derailleur (Front) | E-type Shimano XT |
| Derailleur (Rear) | Shimano XT SGS |
| Fork material | Single Crown Magnesium and aluminum |
| Fork type | 160 (millimeters) Travel Fox 36 Float RC2 FIT |
Other Specs of Pivot Firebird XT
| Component group sets | Shimano XT |
| Pedals details | Optional |
| Rear shock absorber | 167 (millimeters) Travel Fox RP23 |
| Saddle seat | WTB Pure V Race |
| Seat post extension | 30.9 (millimeters) Diameter Syncros Derived |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its 4000 bike manual
- Find All parts, tires and accessories of K2 4000 Mountain bike here
- Get your Pivot Firebird XT manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Pivot Firebird XT Mountain bike here