05-07-2015, 07:33 AM
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#4 (permalink)
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Master EcoModder
Join Date: Jan 2014
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UPS was testing something like this a couple of years ago as a hybrid system tied to braking action, not sure how it ended up.
UPS is First in Delivery Industry to Test Hydraulic Hybrid Vehicles: 50% Better Fuel Economy and 40% Lower Emissions - Gas 2
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