Jamis COMMUTER 4 2011 VS Nishiki OPTIMA SC 1999 specs comparison
Jamis Commuter 4
General Infos| Model | 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 Levers Tektro Linear Pull Brakes |
| Hubs for disc brakes | Rear: Shimano Nexus Inter-8 Front: Shimano DH2N35 Dynamo Hub |
| Rims manufacturer | 36-hole Alex 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) Spindle Sealed Cartridge |
| Crankset parts and sizes | 42T Teeth Forged Alloy |
| Gear shift levers | Shimano RevoShift SL-8S20 |
| Rear gear set | 20 Teeth 1-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) Diameter Jamis Alloy Micro-adjust |
Nishiki Optima SC
General Infos| Model | Optima SC |
| Manufacturer | Nishiki |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Champagne Vapor (White) |
| Sizes |
- 14.5 (inches) - 16.5 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - womens 16 (inches) - womens 19 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Kenda K-847 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro 379A Levers Tektro 824A Linear-pull Brakes |
| Hubs for disc brakes | Shimano RM40 |
| Rims manufacturer | 36-hole Weinmann 519 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Adjustable Aluminum |
| Headset size | 1 1/8 (inches) Victor VP-H67 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z-51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 117.5 (millimeters) Spindle Victor VPB-33 |
| Crankset parts and sizes | 24/34/42 Teeth Shimano AceraX |
| Gear shift levers | Shimano Revo TY-40 |
| Rear gear set | 11 - 28 Teeth 7-speed |
Nishiki Optima SC Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters) Shimano AceraX Top-swing |
| Derailleur (Rear) | Shimano AceraX |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Nishiki |
Other Specs of Nishiki Optima SC
| Component group sets | Hybrid Mix |
| Pedals details | Victor VP-806 |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Stratos Hyper Expert Duo-Compound Lycra Comfort |
| Seat post extension | 26.0 (millimeters) Diameter Suspension Aluminum |
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 Nishiki Optima SC manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Nishiki Optima SC Commuter here