Alongside companions at Ram Heavy Responsibility, Cummins unveiled its new 2025 6.7-liter Turbo Diesel Pickup engine system. Cummins and the Stellantis automaker additionally prolonged their partnership to produce the Ram model by way of 2030, paving the way in which for continued innovation for a most popular choice amongst hotshot trucking owner-operators.
The brand new 6.7-liter Turbo Diesel superior engine system and powertrain might be supplied within the not too long ago introduced 2025 Ram 2500, 3500 Heavy Responsibility Pickups and Ram 3500, 4500 and 5500 cab-and-chassis vans.
“We’ve improved the facility, effectivity, serviceability and drivability of our newest 6.7L Turbo Diesel engine, making the 2025 Ram Heavy Responsibility lineup the most fascinating but,” stated Jane Beaman, world on-highway and pickup vp at Cummins.
The 6.7-liter engine system was designed with reliability and sturdiness in thoughts, whereas setting new benchmarks for efficiency and effectivity. It comes with high-output scores of 430 hp and 1,075 lb.-ft. torque for pickups, 360 hp and 800 lb.-ft. for cab and chassis. The brand new diesel is optimized with a brand-new 8-speed transmission, offering the best combos of energy, responsiveness and drivability, the businesses stated.
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“Whether or not you’re towing heavy masses for work or pulling your weekend camper, Cummins‘ 6.7L Turbo Diesel is prepared for any challenge,“ stated Jennifer Rager, Cummins common supervisor for pickup enterprise. „Engineers have built-in important, but versatile, high-performance engine applied sciences that prospects anticipate at decrease emissions. We’re thrilled to proceed our partnership with Ram Model and introduce one of the best diesel pickup engine within the trade.”
All 2025 Ram Heavy Responsibility fashions powered by Cummins acquired noticeable beneficial properties in acceleration and energy, Cummins stated, driving house stronger total truck efficiency and towing pace and responsiveness — sooner 0-60 mph and quarter-mile instances, particularly when towing heavy masses. Noise, vibration and harshness had been additionally improved utilizing helical valve practice synchronizing gears, which allow a quieter experience.
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The engine system consists of superior emissions air dealing with, introducing a brand new airflow administration design. This accompanies a brand new high-pressure gas supply system that provides prime feed dry service injectors and a brand new gas pump. Cummins’ latest variable-geometry turbocharger for the brand new 6.7-liter delivers condition-based energy output that’s now sooner and extra environment friendly, the corporate stated.
Serviceability enhancements embrace software program updates that may now be executed from contained in the truck for consolation and comfort. The oil filter and twin gas filter at the moment are positioned to allow serviceability from the highest aspect of the engine, enhancing upkeep ease.
Considerably improved cold-start administration comes with integration of superior glow plug expertise, decreasing the wait to begin time within the harshest and most excessive climate situations.
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