TABLE 4-3: 2015 Best-in-Class Mid-size Car Baseline Scenario
I Change from 1995
(in percent)
Weight reduction^10
Drag reduction^22
Tire rolling resistance reduction^20
Total reduction in traction force 15.4
Increase in engine efficiency (includes friction^12
a
reduction)
Increases in transmission efficiency^2
Reduction in accessory power^25
Decrease in (idle and braking) fuel consumption^35
Total fuel consumption decrease^25
aThis is percentage increase in efficiency or:
(Efficiency 2015 - Efficiency 1995)/Efficiency 1995 * 100.
SOURCE: Energy and Environmental Analysis, Inc., “Automotive Technologies To Improve Fuel
Economy to 2015,” prepared for the Office of Technology Assessment, June 1995, p. 10-21.