Browse Standards J3039_202012
Current ISSUED 2020-12-30

Definition and Measurement of Power Transfer Unit Speed-Dependent Parasitic Loss J3039_202012

This SAE Recommended Practice covers power transfer units (PTUs) used in passenger car and sport utility vehicles to support all wheel drive (AWD) operation. PTUs are typically full-time use geared devices (see 3.1). Some PTUs have additional features such as part-time on-demand capability via electronically actuated disconnect features, and other configurations are possible.
J3039_202012
2020-12-30
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Issued

SAE MOBILUS

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