Specialized ROCKHOPPER A1 FS COMP 1999 VS GT ZUM 1.0 2007 specs comparison

Specialized Rockhopper A1 FS Comp
General InfosModel | Rockhopper A1 FS Comp |
Manufacturer | Specialized |
Year of production | 1999 |
Current price | Check price Here ==> |
Color choice | - Pearl White-Grabber Green |
Sizes | - 13 (inches)- 15 (inches)- 17 (inches)- 18 (inches)- 19 (inches)- 21 (inches)- 23 (inches) |
Sizes | - 13 (inches)- 15 (inches)- 17 (inches)- 18 (inches)- 19 (inches)- 21 (inches)- 23 (inches) |
Wheels And Breaking System
Bike front tire | 26 X 1.95 (inches) Specialized Dirt Control Comp |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Avid SD-1.0 L LeversDia-Compe 735 Direct Pull Brakes |
Hubs for disc brakes | Rear: Specialized STOUT CompFront: Specialized Alloy |
Rims manufacturer | 32-hole Rear: Ritchey Rock OCRFront: Ritchey Rock Comp |
Spoke nipples type | Brass Nipples |
Spoke wheel | 1.8 (millimeters) Straight GaugeChung Nan Stainless Steel |
Frame and Body Specs
Frame materials | Specialized A1 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Specialized Alloy |
Handlebar extender | Not Available |
Handlebar stem details | Specialized A-1 |
Headset size | 1 1/8 (inches) Threadless Specialized Headfirst Sport |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG72 |
Bottom bracket shell width | 73 (millimeters) English |
Bottom bracket type | 110 (millimeters) SpindleSpecialized Comp |
Crankset parts and sizes | 22/32/44 TeethSpecialized ForeArm Comp |
Gear shift levers | Shimano Deore LX RapidFire SL |
Rear gear set | 11 - 32 Teeth9-speed |
Specialized Rockhopper A1 FS Comp Fork System Data
Derailleur (Front) | Clamp-on 35.0 (millimeters)Shimano Deore LX Top-swing |
Derailleur (Rear) | Shimano Deore XT SGS |
Fork material | Triple-clamp CrownAluminum and magnesium |
Fork type | 3.15 (inches) TravelAnswer Manitou Spyder R |
Other Specs of Specialized Rockhopper A1 FS Comp
Component group sets | Mountain Mix |
Pedals details | Specialized Comp Clipless |
Rear shock absorber | Not Available |
Saddle seat | Specialized Prolong |
Seat post extension | 30.9 (millimeters) DiameterSpecialized Micro-adjust |

GT ZuM 1.0
General InfosModel | ZuM 1.0 |
Manufacturer | GT |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | -Not found |
Sizes | - Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
Bike front tire | 26 X 1.50 (inches) Tioga City Slicker |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano Deore LeversShimano Deore Disc Brakes |
Hubs for disc brakes | Shimano Deore |
Rims manufacturer | Alex FD-16 |
Spoke nipples type | DT Swiss |
Spoke wheel | 15ga. DT Swiss Champion |
Frame and Body Specs
Frame materials | ZuM 6061 Butted Aluminum |
Frame type | TIG-welded |
Handlebar construction | Truvativ XR |
Handlebar extender | Not Available |
Handlebar stem details | TruVativ XR |
Headset size | FSA Integrated |
Gearing Specifications
Bicycle chain | Shimano |
Bottom bracket shell width | Not Available |
Bottom bracket type | TruVativ Power Spline |
Crankset parts and sizes | 34/50 TeethTruVativ Touro |
Gear shift levers | Shimano Deore |
Rear gear set | 12 - 25 Teeth9-speed |
GT ZuM 1.0 Fork System Data
Derailleur (Front) | Shimano Compact |
Derailleur (Rear) | Shimano Deore XT |
Fork material | Unicrown CrownAluminum and magnesium |
Fork type | 75 (millimeters) TravelSR NRX-8100 |
Other Specs of GT ZuM 1.0
Component group sets | Mountain Mix |
Pedals details | Crank Brothers Candy C |
Rear shock absorber | Not Available |
Saddle seat | SDG Bel Air |
Seat post extension | GT Aluminum 6061 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Rockhopper A1 FS Comp bike manual
- Find All parts, tires and accessories of Specialized Rockhopper A1 FS Comp Mountain bike here
- Get your GT ZuM 1.0 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT ZuM 1.0 Mountain bike here