Power and Propulsion

Engines

Latest Stories

Articles
Energy

How Higher-Quality Gasoline Keeps Modern Engines Clean and Efficient

It’s no secret that fuel economy has been one of the greatest driving forces of automotive evolution over the past several decades. As corporate average fuel economy...

Feature Image

Technology Report
Manufacturing & Prototyping

BMW Brings EV Motor Production to Steyr in Austria

In August, the BMW Group's Plant Steyr in Austria started producing the electric motors for its Neue Klasse EVs. The sixth-generation BMW eDrive is the first all-electric drivetrain that...

Feature Image

News
Power

The EV Tech of BMW’s Neue-Klasse IX3

The rollout of electric vehicles has recently encountered a few bumps in the United States. For international automakers with roadmaps that look ahead for decades, a hiccup isn't enough to fully...

Feature Image

News
Energy

Converting Classic Cars Is Just Step One of This Mission

Electrogenic founder and CEO Steve Drummond believes EVs are here to help. “Saving the World One Car at a Time” is even painted on the company’s headquarters near Oxford, England.

Feature Image

News
Power

Hydrogen’s Humming in Power Generation

Not long ago we covered some high-profile struggles hydrogen-technology companies had encountered, including Nikola and Hyzon both deciding to cease operations. But despite legitimate challenges,...

Feature Image

Technology Report
Power

Orbis Says HaloDrive Axial-Flux Motor Available for In-Wheel, Other Uses

After years of development, Orbis Electric is introducing its HaloDrive axial flux e-motor /generator that it says is “slimmer, lighter, lower cost and more...

Feature Image

Articles
Power

Cummins’ X15 Is a Model of Design Efficiency

As AI and other deep-learning tools begin to help shape the transportation industry, they also bring improvements to existing technology. Modeling and simulation software has rapidly become a...

Feature Image

News
Electronics & Computers

48V Is Coming, and Not Just for EVs

In every corner of the automotive power engineering world, there are discussions and debates over the merits of 48V power networks vs. legacy 12V power networks. The dialogue started over 20 years ago,...

Feature Image

Articles
Propulsion

Toyota’s Multi-Pathway Future on Full Display

Toyota’s 2025 Headquarters Confidential (HQC) event in Plano, Texas, was, as in past years, a broad glimpse into what the Toyota and Lexus brands are planning for North America in the...

Feature Image

News
Mechanical & Fluid Systems

Driving the New Nissan Leaf Prototype

The first two-generations of the Leaf were about as exciting to drive as watching a slug inch its way across a sidewalk. Scratch that — at least a slug leaves a sparkly trail behind it. The Leaf,...

Feature Image

Technical Innovation
Manned Systems

Natural Gas Infrastructure Is Scaling Fast for HD Fleets

A significant shift is transforming the heavy-duty transportation sector: the rapid advancement of natural gas and renewable natural gas (RNG).

Feature Image

News
Energy

Volvo CE Not Letting up on Electric

Volvo Construction Equipment made a big statement at Bauma 2025 by displaying an all-EV lineup and revealing a new electric articulated hauler to boot. The company has come a long way since the 2019...

Feature Image

Technical Innovation
Materials

Bosch Invested in Large-Scale Metal 3D Printing

Bosch bolstered its 3D printing capabilities when it added a new metal 3D printer at its Nuremberg, Germany, plant earlier this year. The NXG XII 600 metal 3D printer from Nikon SLM Solutions...

Feature Image

News
Energy

Battery Innovation Key for Commercial and Off-Highway EVs

In the commercial and off-highway vehicle industry, the transition from internal combustion engines to hybrid and electric alternatives is underway. In 2024, sales of electrified...

Feature Image

News
Mechanical & Fluid Systems

Schaeffler Optimizes Rolling Bearings for Hydraulic and Axle Drives

Rolling bearings with optimized friction and performance characteristics can have a significant influence on reducing the power loss, design envelope and weight of...

Feature Image

News
Motion Control

Komatsu Logs a New Timber Machine

Komatsu has announced a new swing machine designed to move large quantities of timber in log loader and millyard environments. The TimberPro TN785D is Komatsu’s most powerful and highest capacity machine...

Feature Image

Technical Innovation
Power

Cummins Powers up the S17 Genset

Cummins has expanded its Centum diesel generator series that elevates sustained performance while maximizing power density. The latest addition to the company’s portfolio is a 17-liter engine platform...

Feature Image

News
Manned Systems

Solving Problems and Seeking Big Ideas for Commercial Vehicles

Advancing technology to solve challenges involving regulation, compliance, autonomy, electrification, combustion engines and other areas is an obvious focus of SAE...

Feature Image

Supplier Eye
Propulsion

Supplier Eye: Investment Certainty Is Critical

Much has been written about the challenging operating environment within the North American automotive ecosystem. Suppliers and OEMs alike were never trained in business school or past...

Feature Image

News
Energy

Challenges and Opportunities of Electrifying Off-Highway Machines

The off-highway machine industry is embracing new technologies to optimize operations, specifically regarding electric and hybrid off-highway equipment. The electric...

Feature Image

Technology Report
Unmanned Systems

New York Auto Show 2025: News from the Floor

The 2025 edition of the New York International Auto Show proved some automakers still value the attention that comes with debuting a vehicle on a flashy convention center stage. Hyundai, Kia and...

Feature Image

Articles
Automotive

Next Reman Up: The Role of Engine Remanufacturing

Sustainability has been among the hottest topics for the commercial vehicle industry over the past decade. OEMs, suppliers and various governmental agencies across the globe are touting new...

Feature Image

Technical Innovation
Manned Systems

Clarios Brings AI to Idle Management for Heavy Trucks

The predominant low-voltage battery maker Clarios today announced that IdleLess, a sensor-and-AI-driven system for heavy-duty trucks that it says can save up to $3,300 per year per...

Feature Image

News
Transportation

Taiwan Suppliers Look Around the World for Solutions

Speaking at the 360 Mobility shows in Taipei in late April, the chairman of the Taiwan External Trade Development Council, James Huang, put a positive spin on the chaos that new tariffs – which at the time of writing were 25% for automobiles and auto parts – are putting on the many auto parts suppliers. Read on to learn more about it.

Feature Image

Articles
Connectivity

Developing Next-Gen Diesels to Last Decades

Approaching the John Deere Power Systems (JDPS) exhibit at the Bauma 2025 tradeshow in Munich, Germany, a lineup of next-generation internal combustion engines served as sentinels of sorts,...

Feature Image

News
Electronics & Computers

Thermal Management for Electric Off-Highway Vehicles

The sustainability trend continues to grow in the off-highway sector. Wherever possible, manufacturers rely on electric vehicles to contribute to climate protection goals. Therefore,...

Feature Image

Articles
Power

New Volvo D13 VGT Utilizes 24V Architecture

When Volvo revealed its all-new VNR regional haul truck in March 2025, it also marked the launch of something new under the hood: the Volvo D13 VGT (variable geometry turbo) engine. The new D13...

Feature Image

News
Mechanical & Fluid Systems

Tariff Challenges, EV Advances at Mobility 360

The 2025 edition of Taiwan’s 360 Mobility show featured companies promoting a wide range of automotive solutions, but the show didn’t quite feel the way it used to.

Feature Image

News
Manned Systems

Transmission Talk: Eaton Discusses Its Portfolio of Commercial Gearboxes

Last summer, SAE Media was invited to Eaton’s proving grounds in Marshall, Michigan, to test drive an electric truck the company had built in collaboration with BAE...

Feature Image