Rotec PRO 4 XC 1999 VS Specialized DEMO 8 I 2009 specs comparison
Rotec Pro 4 XC
General Infos| Model | Pro 4 XC |
| Manufacturer | Rotec |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Team Black |
| Sizes |
- Rider can adjust manually |
| Sizes |
- Rider can adjust manually |
Wheels And Breaking System
| Bike front tire | 26 X 1.90 (inches) Michelin Wild Gripper Sprint Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano XTR Levers Shimano XTR V-Brake Brakes |
| Hubs for disc brakes | A.C. QR |
| Rims manufacturer | 32-hole Sun Rims O-lite |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 1.8 (millimeters) Double-butted DT Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Kore Elite |
| Handlebar extender | Optional |
| Handlebar stem details | Kore Elite |
| Headset size | 1 1/8 (inches) Threadless A.C. Head Honcho |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-7700 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 116 (millimeters) Spindle A.C. Competition |
| Crankset parts and sizes | 24/34/46 Teeth Adventure Components Lo Pro |
| Gear shift levers | Shimano XTR RapidFire SL |
| Rear gear set | 12 - 34 Teeth 9-speed |
Rotec Pro 4 XC Fork System Data
| Derailleur (Front) | Top-pull and bottom Bracket Mount Shimano XTR Top-swing |
| Derailleur (Rear) | Shimano XTR GS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | 3.6 (inches) Travel White Brothers SC92UL |
Other Specs of Rotec Pro 4 XC
| Component group sets | Shimano XTR |
| Pedals details | Shimano PD-M747 SPD |
| Rear shock absorber | 4.85 (inches) Travel Fox Vanilla RC-R |
| Saddle seat | SDG Grand Prix |
| Seat post extension | 27.2 (millimeters) Diameter Adventure Components |
Specialized Demo 8 I
General Infos| Model | Demo 8 I |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Red and White |
| Sizes |
- Small - medium - large |
Wheels And Breaking System
| Bike front tire | 26 X 2.30 (inches) Specialized Chunder SX |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Elixir R Levers Avid Elixir R With 203 (millimeters) Rotor Front and Avid Elixir R With 185 (millimeters) Rotor Rear Brakes |
| Hubs for disc brakes | Rear: Specialized Thru-axle Front: Specialized Hi Lo Disc |
| Rims manufacturer | 32-hole DT Swiss F550 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. DT Swiss Champion Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized M5 ORE Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Demo Riser 31.8 (millimeters) |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Aggro |
| Headset size | 1 1/8 (inches) Cartridge |
Gearing Specifications
| Bicycle chain | SRAM PC-971 |
| Bottom bracket shell width | 73 (millimeters) |
| Bottom bracket type | Truvativ Howitzer XR |
| Crankset parts and sizes | TruVativ Hussefelt |
| Gear shift levers | SRAM X.7 Trigger |
| Rear gear set | 12 - 26 Teeth 9-speed |
Specialized Demo 8 I Fork System Data
| Derailleur (Front) | Chain Retention Device Gamut P-30 Chain Guide |
| Derailleur (Rear) | SRAM X.9 |
| Fork material | Dual Crown Magnesium and aluminum |
| Fork type | 203 (millimeters) Travel RockShox Boxxer Race |
Other Specs of Specialized Demo 8 I
| Component group sets | SRAM Mix |
| Pedals details | Specialized Lo Pro Alloy |
| Rear shock absorber | 8.2 (inches) Travel Fox DHX 4.0 Coil |
| Saddle seat | Specialized Enduro |
| Seat post extension | 30.9 (millimeters) Diameter 6061 Butted Alloy Two-bolt |
Useful links and guides ....
- To know more about this exacte bike, Rotec provided us with the latest version of its Pro 4 XC bike manual
- Find All parts, tires and accessories of Rotec Pro 4 XC Mountain bike here
- Get your Specialized Demo 8 I manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Demo 8 I Mountain bike here