Marin PORTOFINO 2008 VS Ross GRAN TOUR 1997 specs comparison
Marin Portofino
General Infos| Model | Portofino |
| Manufacturer | Marin |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Smoke |
| Sizes |
- 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) |
| Sizes |
- 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 23c Kenda Koncept |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Sora Levers Dual Pivot Brakes |
| Hubs for disc brakes | Formula |
| Rims manufacturer | 28-hole and 32-hole Alex R450 |
| Spoke nipples type | Not Available |
| Spoke wheel | 15ga. WTB Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 aluminum c |
| Frame type | TIG-welded and bonded |
| Handlebar construction | 6061 Alloy OS |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Adjustable |
| Headset size | 1 1/8 (inches) Ritchey Logic Comp |
Gearing Specifications
| Bicycle chain | Shimano HG40 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | 30/39/50 Teeth FSA Vero |
| Gear shift levers | Shimano Sora |
| Rear gear set | 12 - 24 Teeth 8-speed |
Marin Portofino Fork System Data
| Derailleur (Front) | Shimano 2203 |
| Derailleur (Rear) | Shimano Sora |
| Fork material | Aero Crown Carbon |
| Fork type | Carbon Road |
Other Specs of Marin Portofino
| Component group sets | Road Mix |
| Pedals details | Composite With Alloy Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Marin Plush Road |
| Seat post extension | 27.2 (millimeters) Diameter Suspension |
Ross Gran Tour
General Infos| Model | Gran Tour |
| Manufacturer | Ross |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- purple -Black |
| Sizes |
- 19 (inches) - 21 (inches) - 23 (inches) - 25 (inches) - womens 17 (inches) - womens 19 (inches) - womens 20 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 23c Ross HP |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Road Style With Extension Levers Aluminum Side-pull Calipers Brakes |
| Hubs for disc brakes | Q and R Steel |
| Rims manufacturer | 36-hole Weinmann Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Richman Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly Seat Tube and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum Drop Style |
| Handlebar extender | Not Available |
| Handlebar stem details | SR |
| Headset size | 1 (inches) YST 665 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC UG-50 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 122 (millimeters) Spindle YST BB 621 |
| Crankset parts and sizes | 42/52 Teeth Aluminum |
| Gear shift levers | Shimano Tourney Stem Mount |
| Rear gear set | 13 - 28 Teeth 6-speed |
Ross Gran Tour Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-20 |
| Derailleur (Rear) | Shimano Tourney TY-20 |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Ross |
Other Specs of Ross Gran Tour
| Component group sets | Shimano Tourney TY-20 |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Anatomic |
| Seat post extension | 25.4 (millimeters) Diameter Steel Pillar |
Useful links and guides ....
- To know more about this exacte bike, Marin provided us with the latest version of its Portofino bike manual
- Find All parts, tires and accessories of Marin Portofino Road here
- Get your Ross Gran Tour manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ross Gran Tour Road here
