Jamis COMMUTER 4 2011 VS Kona PH.D 2010 specs comparison

Jamis Commuter 4
General InfosModel | Commuter 4 |
Manufacturer | Jamis |
Year of production | 2011 |
Current price | Check price Here ==> |
Color choice | - pearl white-Winter blue |
Sizes | - M: 15 (inches)- 17 (inches)- 19 (inches)- 21 (inches)- 23 F: 14 (inches)- 18 (inches) |
Sizes | - M: 15 (inches)- 17 (inches)- 19 (inches)- 21 (inches)- 23 F: 14 (inches)- 18 (inches) |
Wheels And Breaking System
Bike front tire | 700 X 32c Vittoria Adventure Touring |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Tektro Tenera LeversTektro Linear Pull Brakes |
Hubs for disc brakes | Rear: Shimano Nexus Inter-8Front: Shimano DH2N35 Dynamo Hub |
Rims manufacturer | 36-holeAlex ID-19 |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
Frame materials | 6061 Triple Gauge Aluminum |
Frame type | Aluminum |
Handlebar construction | Jamis ARC |
Handlebar extender | Optional |
Handlebar stem details | NVO Components |
Headset size | 1 1/8 (inches) VP Slimstack |
Gearing Specifications
Bicycle chain | KMC Z410 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 122.5 (millimeters) SpindleSealed Cartridge |
Crankset parts and sizes | 42T TeethForged Alloy |
Gear shift levers | Shimano RevoShift SL-8S20 |
Rear gear set | 20 Teeth1-speed |
Jamis Commuter 4 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Aluminum |
Fork type | Jamis City and Cross |
Other Specs of Jamis Commuter 4
Component group sets | Co (millimeters)uter Mix |
Pedals details | City Style Full Alloy |
Rear shock absorber | Not Available |
Saddle seat | Jamis Metro Sport |
Seat post extension | 27.2 (millimeters) DiameterJamis Alloy Micro-adjust |

Kona Ph.D
General InfosModel | Ph.D |
Manufacturer | Kona |
Year of production | 2010 |
Current price | Check price Here ==> |
Color choice | -Pearl White |
Sizes | - 49cm (centimeters)- 52cm (centimeters)- 54cm (centimeters)- 56cm (centimeters)- 58cm (centimeters)- 60cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 23c Continental Ultra Sport |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Avid FR-5 Front and Avid FR- 5 Rear LeversAvid SD-5 Brakes |
Hubs for disc brakes | Mavic Aksium |
Rims manufacturer | Mavic Aksium |
Spoke nipples type | Not Available |
Spoke wheel | Mavic Aksium |
Frame and Body Specs
Frame materials | Kona 7005 Aluminum Butted |
Frame type | TIG-welded |
Handlebar construction | FSA XC-180 Flat |
Handlebar extender | Optional |
Handlebar stem details | FSA OS-150-1 LX |
Headset size | 1 1/8 (inches) Threadless FSA Orbit #8BE |
Gearing Specifications
Bicycle chain | Shimano 105 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | FSA Mega EXO |
Crankset parts and sizes | 52/39/30 TeethFSA Gossamer Triple |
Gear shift levers | Shimano |
Rear gear set | 12 - 25 Teeth10-speed |
Kona Ph.D Fork System Data
Derailleur (Front) | 31.8 (millimeters) ClampShimano |
Derailleur (Rear) | Shimano Ultegra |
Fork material | Aero CrownCarbon |
Fork type | Kona Carbon |
Other Specs of Kona Ph.D
Component group sets | Co (millimeters)uter Mix |
Pedals details | Shimano A520 Clipless |
Rear shock absorber | Not Available |
Saddle seat | WTB Rocket V Comp |
Seat post extension | FSA SL-280 |
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Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Commuter 4 bike manual
- Find All parts, tires and accessories of Jamis Commuter 4 Commuter here
- Get your Kona Ph.D manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Kona Ph.D Commuter here