Rear wheel skirts
From EcoModder Forum Wiki
File:Skirt32.jpg
Rear Wheel Skirt on a Toyota Prius
Introduction
Just as entire vehicle rear ends can benefit from boat tailing, so can individual wheels/tires.
The 2nd generation Toyota Prius has tapered bodywork (in the bumper cover) behind its rear tires that serve this purpose.
Contents
Instructions for mod
See user data table below for instructions
User experiences
Please enter your user name and any relevant data in the table
| User Name | Car Make, Model, Year | Cost of Mod | Time to Perform Mod | MPG Before Mod | MPG After Mod | MPG improvement guess | Instruction Link |
|---|---|---|---|---|---|---|---|
| Weather Spotter | Toyota, Matrix, 2006 | $22 USD | 10 Hours | 43.42 | 44.02 | testing showed a .4 to a .6 MPG I think it is more like .75-1 MPG | Weather Spotters Modification Method and test results |
| MetroMPG | Toyota, Corolla, 2007 | 0.5 Hour | 50.24 | 50.53 | 0.58% | ||
| cons | 04 Ranger | $10 USD | .5 Hour | 30 MPG | 32 MPG | 6.25% (2 MPG) tank to tank testing, truck had huge gaps to cover, making it easier for more mpg improvements than a low sedan | |
| kevlar | Truck | 30.8 MPG | 32.1 MPG | 4.2% tank to tank testing, mod performed on a truck so larger gains than cars | |||
| Echo-Francis | Toyota Echo 2005 | 5$ | 5 Hours | Not tested. | Echo-Francis Rear Wheels Skirts |
Problems / Consequences of mod
- A few looks from other drivers
- Difficulty changing flat tire (depends on method of mounting rear skirts)
References
Forum thread links
- by cfg83
External links
Flow Field Features and Aerodynamic Drag of Passenger Car <<< Page 27, Wheels a major drag contributor
