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Bob Gritzinger

Industry Analyst -- Propulsion and Technology

Bob covers Propulsion & Technology: Engines, transmissions and drivetrains and related electrified systems such as electric vehicles, hybrids and fuel-cell vehicles.


Latest From Bob Gritzinger

CES Signals Electrification Evolution Picking Up Speed

CES has become the showplace for future automotive technology, but a look at a few upstarts and the moves by established players suggests electrification is rapidly gaining strength.

Propulsion Electrification

Auto Tech Check: ’21 Chevrolet Tahoe 3.0L Turbodiesel I-6

The installation of GM’s 3.0L inline 6-cyl. turbodiesel in the Chevrolet Tahoe and Suburban SUVs seems even better than the integration in The General’s light-duty pickups. 


Volvo Moving Motor Production In-House

Volvo is taking steps to manufacture its own electric motors as it looks to its future as an electric-only automaker.

Propulsion Electrification

Auto Tech Check: ’20 Lincoln Aviator Grand Touring

Lincoln’s 2020 Aviator Grand Touring plug-in hybrid packs enough punch to satisfy enthusiasts while offering enough all-electric capability to accommodate green drivers.

Propulsion Electrification

Innovative Gearbox Targets BEVs, Motor Efficiency

Canadian automotive supplier Inmotive launches a unique two-speed transmission aimed at improving efficiency of battery-electric vehicles.

Propulsion Electrification

Tula’s Latest Technology Drives Electric Motor Efficiency

The latest innovation from Tula Technology applies a pulsing operation to electric motors to achieve higher efficiency.

Propulsion Electrification
See All