Burley RUNABOUT 7 2004 VS Schwinn SIERRA 21 2011 specs comparison
Burley Runabout 7
General Infos| Model | Runabout 7 |
| Manufacturer | Burley |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Retro Green |
| Sizes |
- Small - Medium - Large - Extra large |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | 26 X 1.75 (inches) Continental Contact |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Speed Dial 7 Levers Shimano BR-M475 Mechanical Disc Front and SRAM Drum Brake Rear Brakes |
| Hubs for disc brakes | Rear: SRAM Spectro S7 Internal Hub Front: Shimano HB-M475 |
| Rims manufacturer | 32-hole and 36-hole Weinmann Taurus |
| Spoke nipples type | Not Available |
| Spoke wheel | Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | True Temper Verus |
| Frame type | TIG-welded |
| Handlebar construction | Burley Arc Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Forged Aluminum |
| Headset size | 1 1/8 (inches) Threadless Cane Creek STS |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z50 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | 38 Teeth TruVativ IsoFlow |
| Gear shift levers | SRAM Spectro |
| Rear gear set | 18 Teeth 7-speed |
Burley Runabout 7 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Burley |
Other Specs of Burley Runabout 7
| Component group sets | Comfort Mix |
| Pedals details | Wellgo LU-A18 |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Italia Fokus ATB |
| Seat post extension | 29.8 (millimeters) Diameter Ritchey Comp |
Schwinn Sierra 21
General Infos| Model | Sierra 21 |
| Manufacturer | Schwinn |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- black -Red |
| Sizes |
- S |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Schwinn |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Promax Alloy Levers ProMax Linear-pull Brakes |
| Hubs for disc brakes | KT Alloy |
| Rims manufacturer | 32-hole Alex IC-1000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Schwinn N'Litened Aluminum |
| Frame type | Aluminum |
| Handlebar construction | 25-degree Bend 80 (millimeters) Rise |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy 30 Deg Rise Comfort |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | KMC Z-51 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | 42/34/24t Teeth Schwinn S Logo Forged Alloy |
| Gear shift levers | Shimano Revo Twist |
| Rear gear set | Not Available |
Schwinn Sierra 21 Fork System Data
| Derailleur (Front) | Shimano TX50 |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Not Available |
| Fork type | Rigid Frame |
Other Specs of Schwinn Sierra 21
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Nylon Comfort |
| Rear shock absorber | Not Available |
| Saddle seat | Comfort Tuned |
| Seat post extension | 26.8 (millimeters) Diameter Alloy Suspension |
Useful links and guides ....
- To know more about this exacte bike, Burley provided us with the latest version of its Runabout 7 bike manual
- Find All parts, tires and accessories of Burley Runabout 7 Commuter here
- Get your Schwinn Sierra 21 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Schwinn Sierra 21 Commuter here