GT ZR-4000 1999 VS Specialized ALLEZ COMP 18 2003 specs comparison
GT ZR-4000
General InfosModel | ZR-4000 |
Manufacturer | GT |
Year of production | 1999 |
Current price | Check price Here ==> |
Color choice | -Solar Mint |
Sizes | - 48cm (centimeters)- 50cm (centimeters)- 52cm (centimeters)- 56cm (centimeters)- 58cm (centimeters)- 60cm (centimeters) |
Sizes | - 48cm (centimeters)- 50cm (centimeters)- 52cm (centimeters)- 56cm (centimeters)- 58cm (centimeters)- 60cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 23c Michelin Axial Sport |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano RSX STI LeversShimano RSX Dual Pivot Brakes |
Hubs for disc brakes | Shimano RSX |
Rims manufacturer | 32-holeMavic CXP 11 |
Spoke nipples type | Brass Nipples |
Spoke wheel | 1.8 (millimeters) Straight GaugeDT Stainless Steel |
Frame and Body Specs
Frame materials | Butted7000 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Modolo |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | 1 (inches) Tange-Seiki Passage |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG50 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano Cartridge |
Crankset parts and sizes | 30/42/52 TeethShimano RX-100 |
Gear shift levers | Shimano RSX STI Dual Control |
Rear gear set | 12 - 25 Teeth8-speed |
GT ZR-4000 Fork System Data
Derailleur (Front) | Shimano RSX |
Derailleur (Rear) | Shimano RSX |
Fork material | Unicrown CrownAluminum |
Fork type | Kinesis |
Other Specs of GT ZR-4000
Component group sets | Shimano RSX Triple |
Pedals details | Shimano PD-M515 SPD |
Rear shock absorber | Not Available |
Saddle seat | Chromoly RailsGT |
Seat post extension | Aluminum Micro-adjust |

Specialized Allez Comp 18
General InfosModel | Allez Comp 18 |
Manufacturer | Specialized |
Year of production | 2003 |
Current price | Check price Here ==> |
Color choice | -Team Acqua & Sapone |
Sizes | - 47cm (centimeters)- 50cm (centimeters)- 52cm (centimeters)- 53cm (centimeters)- 54cm (centimeters)- 55cm (centimeters)- 56cm (centimeters)- 57cm (centimeters)- 58cm (centimeters)- 61cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 23c Specialized Turbo Comp |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano Ultegra STI Dual Control LeversShimano Ultegra Dual Pivot Brakes |
Hubs for disc brakes | Shimano R-540 |
Rims manufacturer | 16-holeShimano WH-R540 |
Spoke nipples type | Aluminum Nipples |
Spoke wheel | BladedShimano Stainless Steel |
Frame and Body Specs
Frame materials | Specialized E5 Aluminum |
Frame type | TIG-welded |
Handlebar construction | 31.8 (millimeters)Specialized Pro |
Handlebar extender | Optional |
Handlebar stem details | 31.8 (millimeters)Specialized Pro |
Headset size | 1 1/8 (inches) Integrated Specialized Mindset |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG73 |
Bottom bracket shell width | 68 (millimeters) English |
Bottom bracket type | 109.5 (millimeters) SpindleShimano BB-6500 |
Crankset parts and sizes | 39/53 TeethShimano Ultegra |
Gear shift levers | Shimano Ultegra STI Dual Control |
Rear gear set | 12 - 23 Teeth9-speed |
Specialized Allez Comp 18 Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters)Shimano Ultegra |
Derailleur (Rear) | Shimano Ultegra SS |
Fork material | Unicrown CrownCarbon Fiber Composite |
Fork type | Specialized C-3 |
Other Specs of Specialized Allez Comp 18
Component group sets | Shimano Ultegra |
Pedals details | Cr-mo SpindleComposite Body |
Rear shock absorber | Not Available |
Saddle seat | Specialized Body Geometry Pro Leather |
Seat post extension | 27.2 (millimeters) DiameterSpecialized Carbon Fiber |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its ZR-4000 bike manual
- Find All parts, tires and accessories of GT ZR-4000 Road here
- Get your Specialized Allez Comp 18 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Allez Comp 18 Road here