Redline R520 STEP-THRU 2008 VS Specialized SIRRUS 2004 specs comparison
Redline R520 Step-Thru
General Infos| Model | R520 Step-Thru |
| Manufacturer | Redline |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Blue Chrome - White -Red |
| Sizes |
- Standard size for everyone |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 700 X 55c Kenda |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | Alloy Double Wall |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 Alloy c |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Adjustable |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Square Taper |
| Crankset parts and sizes | 28/38/48 Teeth SR Suntour |
| Gear shift levers | SRAM MRX Twist |
| Rear gear set | 11 - 32 Teeth 8-speed |
Redline R520 Step-Thru Fork System Data
| Derailleur (Front) | Shimano |
| Derailleur (Rear) | Shimano Deore |
| Fork material | Single |
| Fork type | 50 (millimeters) Travel SR Suntour |
Other Specs of Redline R520 Step-Thru
| Component group sets | Hybrid Mix |
| Pedals details | Alloy Comfort |
| Rear shock absorber | Not Available |
| Saddle seat | Comfort |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Suspension |
Specialized Sirrus
General Infos| Model | Sirrus |
| Manufacturer | Specialized |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Pearl White |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 700 X 28c Specialized All Conditions Spo |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano ST-EF35 EZ Fire STI Levers Aluminum Linear-pull Brakes |
| Hubs for disc brakes | Q and R Aluminum |
| Rims manufacturer | 32-hole Alex DA-16 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Specialized Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Aluminum |
| Headset size | 1 1/8 (inches) Threadless Intellaset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG50 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Tien Hsin Cartridge |
| Crankset parts and sizes | 28/38/48 Teeth Specialized Fivearm |
| Gear shift levers | Shimano ST-EF35 EZ Fire STI |
| Rear gear set | 12 - 30 Teeth 8-speed |
Specialized Sirrus Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano FC-T301 |
| Derailleur (Rear) | Shimano Sora |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Specialized |
Other Specs of Specialized Sirrus
| Component group sets | Hybrid Mix |
| Pedals details | Specialized Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry Milano Comfort Max |
| Seat post extension | 27.2 (millimeters) Diameter Kalloy SP-245 Suspension |
Useful links and guides ....
- To know more about this exacte bike, Redline provided us with the latest version of its R520 Step-Thru bike manual
- Find All parts, tires and accessories of Redline R520 Step-Thru Hybrid here
- Get your Specialized Sirrus manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Sirrus Hybrid here