GT ZUM 3.0 2006 VS Marin BEAR VALLEY 2003 specs comparison

GT ZuM 3.0
General InfosModel | ZuM 3.0 |
Manufacturer | GT |
Year of production | 2006 |
Current price | Check price Here ==> |
Color choice | -Copper |
Sizes | - Xsmall - small - medium - large - xlarge |
Sizes | - Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
Bike front tire | 26 X 1.25 (inches) Tioga City Slicker |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano LeversShimano Cold Forged Brakes |
Hubs for disc brakes | Shimano Alivio |
Rims manufacturer | Alex DA-22 |
Spoke nipples type | Brass CP |
Spoke wheel | AeroStainless Steel |
Frame and Body Specs
Frame materials | GT Triple Triangle 6061 Custom Tube-set |
Frame type | TIG-welded |
Handlebar construction | Butted 6061 Heat Treated AluminumGT Riser Bar |
Handlebar extender | Not Available |
Handlebar stem details | Threadless 25 Degree Rise With 4 Bolt Alum Face PlateGT ATB |
Headset size | FSA Integrated |
Gearing Specifications
Bicycle chain | Shimano |
Bottom bracket shell width | Not Available |
Bottom bracket type | Truvativ Cartridge |
Crankset parts and sizes | 22/32/44 TeethTruvativ Five D |
Gear shift levers | Shimano 8- Speed |
Rear gear set | 11 - 34 Teeth8-speed |
GT ZuM 3.0 Fork System Data
Derailleur (Front) | Shimano Alivio |
Derailleur (Rear) | Shimano Alivio |
Fork material | Steel and aluminum and magnesium |
Fork type | 65 (millimeters)SR NRX-6500 |
Other Specs of GT ZuM 3.0
Component group sets | Co (millimeters)uter Mix |
Pedals details | Stainless Steel Cage Lo Profile PedalAlloy Body |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V |
Seat post extension | GT Aluminum 6061 |

Marin Bear Valley
General InfosModel | Bear Valley |
Manufacturer | Marin |
Year of production | 2003 |
Current price | Check price Here ==> |
Color choice | -Matte Silver |
Sizes | - 13.5 (inches)- 15.5 (inches)- 17.5 (inches)- 19 (inches)- 20.5 (inches) |
Wheels And Breaking System
Bike front tire | 700 X 28c Kenda Road |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano LeversAvid Single Digit 3 Brakes |
Hubs for disc brakes | Formula Xero Lite |
Rims manufacturer | 20-hole and 24-holeFormula Xero Lite XR4 |
Spoke nipples type | Not Available |
Spoke wheel | 15ga. Straight GaugeDT Stainless Steel |
Frame and Body Specs
Frame materials | Double-butted7000 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Aluminum Flat Bar |
Handlebar extender | Ovation |
Handlebar stem details | Aluminum 4 Bolt |
Headset size | 1 1/8 (inches) Threadless WTB Momentum Comp AL |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-IG31 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Sealed Cartridge |
Crankset parts and sizes | 30/42/52 TeethTruVativ Elita |
Gear shift levers | Shimano ST- R223 |
Rear gear set | 12 - 24 Teeth8-speed |
Marin Bear Valley Fork System Data
Derailleur (Front) | Shimano Sora Triple |
Derailleur (Rear) | Shimano Sora GS |
Fork material | Unicrown Crown7005 T6 Aluminum |
Fork type | Not Available |
Other Specs of Marin Bear Valley
Component group sets | Hybrid Mix |
Pedals details | Optional |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V Sport |
Seat post extension | 27.0 (millimeters) DiameterMarin Comp Aluminum |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its ZuM 3.0 bike manual
- Find All parts, tires and accessories of GT ZuM 3.0 Commuter here
- Get your Marin Bear Valley manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Marin Bear Valley Commuter here