2026 RAM 3500 Big Horn Crew Cab 4x4 8 Box: The Ultimate Heavy-Duty Partner Imagine heading out before sunrise in Norco, CA, with the cool morning air hitting the Ceramic Gray Clearcoat finish of your new truck as you prep for a long day of hauling. Whether you are navigating the suburban stretches of Ontario, CA or managing a demanding job site, the 2026 RAM 3500 Big Horn Crew Cab 4x4 8 Box is engineered to handle the heavy lifting of your professional and personal life. This is more than just a pickup; it is a dedicated tool for the skilled tradespeople and families who keep the Inland Empire moving. Unmatched Performance and Diesel Capability At the heart of this heavy-duty machine is the legendary Cummins High Output 6.7L I-6 diesel direct injection engine, delivering a commanding 430HP. This powertrain is purpose-built for those who require unrelenting reliability, featuring an Iron engine block and an Engine retarder system to provide confident control when navigating the grades around Riverside, CA. The engine is paired with the 8-Speed TorqueFlite HD Automatic Transmission, ensuring smooth power delivery whether you are cruising empty or utilizing the Max Tow Package. The Four Wheel Drive system is a part-time 4WD setup, allowing you to engage extra traction exactly when the terrain demands it. To further enhance performance, this RAM 3500 includes a Mechanical limited slip differential and Heavy Duty Engine Cooling to maintain optimal temperatures during intense workloads. The suspension is equally robust, utilizing a Rigid axle front suspension with a multi-link design and a Leaf spring rear suspension to provide a stable, dependable ride that the RAM brand is known for. With Dual 730 Amp Maintenance Free Batteries and a Selective Catalytic Reduction (Urea) system, this truck is as efficient as it is powerful. Advanced Technology and Seamless Connectivity Staying connected while on the move between West Covina, CA and the job site is effortless thanks to the Radio: Uconnect 5 Navigation with 12.0-inch Display. This massive 12-inch primary display serves as your command center, featuring Apple CarPlay and Google Android Auto for seamless smartphone integration. The Integrated navigation system with voice activation ensures you never lose your way, while the Alexa Built-In virtual assistant allows you to manage tasks hands-free. For those who rely on their devices for work, the cabin is equipped with a Media Hub with 2 Charge Only USBs and a Dual Wireless Charging Pad, ensuring your tools are always powered up. The Cluster 7.0-inch TFT Color Display provides critical vehicle information in high definition, while the 9 Alpine Speakers with Subwoofer deliver premium audio quality for your daily commute. With Handsfree Uconnect w/Bluetooth and Steering Wheel Mounted Audio Controls, you can keep your focus on the road while staying in touch with your team or family. Premium Interior Comfort and Versatility Inside the cabin, you are greeted by a refined Black interior featuring Premium cloth front seat upholstery. The Power Adjust 8-Way Driver Seat with Power 2-Way Driver Lumbar Adjust ensures that even the longest drives across the Inland Empire remain comfortable. On chilly mornings, the Heated Front Seats and Heated steering wheel provide immediate warmth, while the Dual-zone front climate control allows both the driver and passenger to set their preferred temperatures. Practicality is woven into every inch of the interior. The Rear 60/40 Folding Seat and Folding Flat Load Floor Storage allow you to configure the cabin for passengers or sensitive gear that needs to stay out of the elements. You will also find 2nd Row in Floor Storage Bins and a Full Length Upgraded Floor Console for organized storage. For added convenience, the Power Adjustable Pedals and Auto Power-Folding Mirrors allow you to customize your driving position and visibility with the touch of a button. Comprehensive Safety and Driver Assistance Safety is a top priority for families and business owners alike, and the 2026 RAM 3500 Big Horn is equipped with an extensive suite of protective features. The Surround View Camera System provides an aerial view of the vehicle, making it much easier to maneuver this large truck in tight spaces. You also benefit from Blind Spot and Cross Path Detection, which monitors your surroundings and alerts you to vehicles in your path. This RAM 3500 includes Forward Collision Warning-Plus and Pedestrian/Cyclist Emergency Braking to help mitigate potential accidents. For highway driving, the Adaptive Cruise Control with stop and go maintains a safe distance from the vehicle ahead, while the Active Lane Management System helps keep you centered in your lane. Additional peace of mind is provided by Drowsy Driver Detection and the Emergency Vehicle Alert System (EVAS), ensuring you stay alert and aware of your environment at all times. Bold Exterior Design and Utility The Night Edition styling gives this RAM 3500 a striking presence, featuring a Body Color Grille Surround, Gloss Black Nostrils, and Black Exterior Truck Badging. The Ceramic Gray Clearcoat paint is complemented by 17-inch Black Machined Aluminum DRW Wheels and Painted Front and Rear Bumpers. As a dually, the Dual Rear Wheels provide the wide stance and stability required for heavy-duty applications, supported by Clearance Lamps and Rear Wheelhouse Liners. Utility is at the forefront of the exterior design. The 8 Box provides ample cargo space, protected by a MOPAR Spray in Bedliner and illuminated by LED Bed Lighting. Accessing the bed is made simple with the MOPAR Deployable Bed Step. For those who tow, the 5th Wheel/Gooseneck Towing Prep Group and Trailer Brake Controller are ready for your heaviest trailers, while the Center Stop Lamp with Cargo View Camera allows you to keep an eye on your hitch and load from the cabin. Key Highlights The 2026 RAM 3500 Big Horn is a masterclass in capability and modern convenience. Cummins High Output 6.7L I-6 Diesel - Provides incredible power and legendary durability. 12-inch Uconnect 5 Navigation - Offers a massive, high-resolution interface for all your tech needs. Night Edition Package - Delivers a sleek, blacked-out aesthetic for a professional look. Dual Rear Wheels - Enhances stability and payload capacity for serious work. Surround View Camera System - Simplifies parking and trailer hitching with a 360-degree view. Heated Front Seats and Steering Wheel - Adds essential comfort for early morning starts. Adaptive Cruise Control - Reduces driver fatigue during long commutes on the 10 or 15 freeways. MOPAR Spray-in Bedliner - Protects your truck bed from the rigors of daily use. 5th Wheel/Gooseneck Towing Prep - Ready to haul the heaviest trailers right off the lot. 9 Alpine Speakers with Subwoofer - Provides a premium listening experience for every journey. Power Adjustable Pedals - Ensures a custom, comfortable driving position for any operator. Blind Spot & Cross Path Detection - Enhances safety when changing lanes or reversing. Active Lane Management - Helps keep the truck securely in its lane during highway travel. Remote Start System - Allows you to warm up or cool down the cabin before you climb in. 50 Gallon Fuel Tank - Minimizes stops during long-haul trips across California. Visit Us Today in Ontario Finding the right heavy-duty truck is about more than just specs; it is about finding a partner for your lifestyle and business. We invite you to experience this 2026 RAM 3500 firsthand at Jeep Chrysler Dodge RAM FIAT of Ontario. Our dealership is conveniently located at 1202 Auto Center Dr, Ontario, CA 91761, making us a quick drive for residents in Claremont, CA or Riverside, CA. Our knowledgeable team is here to provide expert guidance in an authentic, community-focused environment. Whether you want to Apply for Financing to explore your options or Get Your Trade Value for your current vehicle, we are ready to help. You can also browse our All New Inventory online or Call us at 909-757-0698 to schedule a test drive. For the best route to our front door, Get Directions to Jeep Chrysler Dodge RAM FIAT of Ontario and come see why so many Inland Empire drivers trust us for their automotive needs. 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Prices do not include additional fees and a government fee, taxes, finance charges, dealer documentation fees, emissions testing fees, or other fees. All prices, specifications, and availability are subject to change without notice. Contact dealer for the most current information.