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Old 08-24-11 | 01:16 PM
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telebianchi
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Bikes: 2014/17 Trek Domane 5.2, 2003 Fuji Cross, 2019 Trek Fuel EX8 27.5 Plus, 2012 Raleigh XXIX single-speed, 2017 Access Gravel

Originally Posted by jmiked
How does it do that?
Any rack on any car will cause a drop in mileage due to increased air resistance and more tubulent airflow off the back of the car. (No idea about the 20% figure quoted for the Prius.)
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