The 2021 Jeep Wrangler Rubicon 3.0L EcoDiesel features a 3.0-liter V6 turbocharged diesel engine producing 260 horsepower and a best in class and a best in class 442 lb ft of torque. This model, paired with an 8-speed automatic transmission, provides improved fuel efficiency (approx. 21–23 MPG city/26–30 MPG highway) and better towing capacity compared to gasoline models. It is optimized for low-end torque and off-road capability, specifically designed for slow-speed crawling, distinguished by its 3.0L EcoDiesel V6 engine, which prioritizes low-end torque and fuel efficiency over the standard gasoline options. It is widely considered a powerhouse for off-road enthusiasts due to its significant torque delivery at low RPMs. Key Features & Performance Engine & Power: The 3.0L EcoDiesel is a slightly modified version of the engine used in RAM trucks. It offers strong acceleration and maintains speed on hills better than the 3.6L gasoline engine. Performance Metrics: The diesel engine offers extensive torque at low RPM (full torque available at 1,400 RPM), making it ideal for climbing. Fuel Economy & Range: Real-world driving reports often show 22-29 MPG, even with larger tires. Fuel Tank & DEF: The tank capacity is smaller at 18.3 gallons, but the higher mileage still allows for over 400 miles of range, with a 5-gallon diesel exhaust fluid (DEF) tank included. Efficiency: The EcoDiesel is noted for having a higher resale value or being a premium option due to its fuel efficiency and power, according to a user Output: 260 horsepower and a class-leading 442 lb-ft of torque. Transmission: 8-speed automatic (required with the diesel engine). Fuel Economy: Rated at approximately 21 MPG city / 26 MPG highway (23 combined). Some highway reviews reported efficiency as high as 29 MPG. Drivetrain: Standard 4WD with heavy-duty Dana 44 axles, Tru-Lok front/rear lockers, and a 4:1 Rock-Trac transfer case Key Rubicon Features Off-Road Capability: Includes electronic sway bar disconnect, 33-inch BFGoodrich All-Terrain T/A tires, and high-clearance fender flares. Exterior: Features red tow hooks, "EcoDiesel" and "Rubicon" badging, and rock sliders. Interior Technology: Often equipped with the Uconnect 4C NAV system featuring an 8.4-inch touchscreen, Apple CarPlay, Android Auto, and a premium Alpine audio system. Convenience: Options often include heated leather seats, a heated steering wheel,