Trek CHELSEA 8 2015 VS Nishiki OPTIMA SC 1999 specs comparison
Trek Chelsea 8
General Infos| Model | Chelsea 8 |
| Manufacturer | Trek |
| Year of production | 2015 |
| Current price | Check price Here ==> |
| Color choice |
-Canary Yellow |
| Sizes |
- 49 (centimeters) - 53 (centimeters) - 56cm (centimeters) |
| Sizes |
- 49 (centimeters) - 53 (centimeters) - 56cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700x32c Bontrager AW1 Hard-Case Lite |
| Bike rear tire | Not Available |
| Bike wheel size | 700c |
| Brakeset type | 160 (millimeters) Rotors Tektro Adjustable-reach Alloy Levers Tektro Novela Mechanical Disc Brakes |
| Hubs for disc brakes | Formula DC22 Alloy Formula DC20 Alloy |
| Rims manufacturer | 32-hole Double-walled Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Steel |
| Frame type | Rack & Fender Mounts Trek Custom Steel Mixtie With Inboard Rear Disc Brake Mounts |
| Handlebar construction | 25 (millimeters) Rise 31.8 (millimeters) Bontrager Urban |
| Handlebar extender | Not Available |
| Handlebar stem details | 31.8 (millimeters) 7 Degree Bontrager Race Lite |
| Headset size | 1-1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | KMC X9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 45T Forged Alloy 3 Piece |
| Gear shift levers | 8 Speed Shimano Altus M310 |
| Rear gear set | 11-32 8 Speed SRAM PG-830 |
Trek Chelsea 8 Fork System Data
| Derailleur (Front) | None |
| Derailleur (Rear) | Shimano Acera |
| Fork material | High Tensile Steel |
| Fork type | High-tensile Steel |
Other Specs of Trek Chelsea 8
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Nylon Body With Alloy Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager H1 WSD |
| Seat post extension | 12 (millimeters) Offset 2-bolt Head 27.2 (millimeters) Bontrager SSR |
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, Trek provided us with the latest version of its Chelsea 8 bike manual
- Find All parts, tires and accessories of Trek Chelsea 8 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