Five Pickups That Reach 300,000 Miles
One 2007 Dodge Ram 3500 with a Cummins 5.9L diesel engine reportedly reached 1.6 million miles. For many, that reliability means keeping a truck for life, avoiding new truck prices over $70,000. These American pickups often surpass 300,000 miles, but pinpointing the exact engine that lasts longest can save you thousands.
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Ford's 7.3L Power Stroke diesel engine, built from 1994 to 2003, powered many F-Series trucks past 300,000 miles. International Navistar produced this 444 cubic inch V8. Owners of F-250 and F-350 models reported high mileage due to its simple, robust design and cast-iron construction. The engine offered 215-275 horsepower and 425-525 lb-ft of torque, suitable for heavy hauling. It maintained performance for decades with regular maintenance, making it a favorite for used truck buyers.
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General Motors' 5.3L Vortec V8 engine (RPO code LM7 or L59), found in 1999-2006 Silverado and Sierra 1500 trucks, commonly exceeds 300,000 miles. This aluminum-head, cast-iron block engine produced 270-295 horsepower and 315-335 lb-ft of torque. Its robust build, combined with widespread parts availability and straightforward maintenance, contributed to its longevity. Millions of these light-duty trucks saw heavy use, reliably serving owners for decades with proper fluid changes and minor repairs.
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Ford's 4.9L (300 cubic inch) inline-six engine, available in F-150 through F-350 trucks from 1980 to 1996, ran reliably for over 300,000 miles. This engine's low-stress design, heavy-duty components, and seven-main-bearing crankshaft minimized wear. It delivered 115-170 horsepower and 220-265 lb-ft of torque, favoring durability over high output. Many units operated for decades as workhorses, praised for their simplicity and ease of repair, often continuing service long after the truck's body rusted.
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The 6.6L Duramax diesel V8, co-developed by GM and Isuzu, powered Silverado and Sierra 2500HD/3500HD trucks from 2001-2007 to high mileage. Early versions, like the LB7 and LLY, often surpassed 300,000 miles with proper care. This engine produced 300-360 horsepower and 520-650 lb-ft of torque. Its robust block, direct injection, and high-pressure common rail fuel system offered both power and durability. Many continue heavy towing and hauling service years after their purchase.
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Cummins' 5.9L inline-six diesel engine, installed in Dodge Ram 2500/3500 trucks from 1994 to 2007, routinely reaches over 500,000 miles. This industrial-grade engine, known for its cast-iron block and gear-driven camshaft, achieved legendary status for reliability. The 12-valve (pre-1998.5) and 24-valve (1998.5-2007) versions produced 160-325 horsepower and 400-650 lb-ft of torque. Its low-stress operation and minimal electronics, especially in earlier models, meant many owners drove their trucks for a million miles or more.
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