2026 RAM 2500 Big Horn: Heavy-Duty Strength for Work and Weekend Pursuits When your daily routine demands true dependability on the job site and total confidence for weekend family getaways, the 2026 RAM 2500 Big Horn Crew Cab delivers without compromise. Engineered with a rugged foundation and practical versatility, this heavy-duty truck easily bridges the gap between demanding trade work in Ontario and heavy-duty trailering. Powered by a legendary diesel powerplant and featuring robust Part-time 4WD, it provides the strength you need to manage severe workloads while maintaining exceptional daily drivability. Whether you are hauling supplies for local projects with its impressive payload capacity or hitching up a travel trailer, this truck offers an ideal balance of rugged performance, intelligent interior design, and long-term utility. Browse our new vehicle inventory or read on to explore how this exceptional RAM 2500 fits your lifestyle. Performance & Capability At the heart of this heavy-duty workhorse is the Cummins High Output 6.7L I-6 diesel direct injection, VVT intercooled turbo, diesel, engine with 430HP, designed to provide massive low-end muscle and reliable power delivery under heavy loads. Paired with a smooth-shifting 8-Speed TorqueFlite HD Automatic Transmission, this powertrain manages heavy strain effortlessly while optimizing long-haul fuel efficiency. True 4WD capability with a Part-time 4WD transfer case ensures steadfast traction across slick job sites and loose trail surfaces. Equipped with an Anti-Spin Differential Rear Axle and a Heavy-duty ride suspension, the RAM 2500 maintains stability whether carrying significant cargo weight or utilizing its severe-duty towing capability. Essential mechanical monitoring is simplified through the built-in Engine hour meter and Transmission fluid temperature gauge, giving skilled operators precise insight into operational health during strenuous runs through West Covina and beyond. Technology & Connectivity Inside the cabin, advanced modern technology keeps you connected, informed, and in control throughout every journey. The command center centers around a massive 12-inch Touchscreen Display running the intuitive Uconnect system, serving as your primary hub for navigation, media, and vehicle settings. Seamless smartphone integration via Apple CarPlay and Android Auto allows effortless access to key apps and communication tools, complemented by Integrated Voice Command w/Bluetooth for safe, hands-free operation. Rear passenger electronics stay powered up thanks to 5 USB ports placed conveniently around the cabin, while Wireless streaming and an available 9 Alpine Speakers w/Subwoofer audio setup bring crystal-clear sound quality. Designed as a functional mobile office, this high-tech infotainment system delivers clear layout controls and smart connectivity features without unnecessary complexity. Key Highlights This heavy-duty truck comes equipped with a selected lineup of robust features and functional equipment: Cummins High Output 6.7L I-6 Diesel Engine - Delivers 430HP for demanding tasks. 8-Speed TorqueFlite HD Automatic Transmission - Smooth, responsive power delivery. Part-time 4WD - Dependable all-terrain traction when conditions demand it. 12-inch Touchscreen Display - Generous interface for navigation and media. Night Edition Package - Features 20-inch Black Painted Aluminum Wheels and Gloss Black accents. ParkView Rear Back-Up Camera - Provides high-clarity visibility while reversing and hitching. MOPAR Front and Rear Rubber Floor Mats - Durable interior cab protection against wear and dirt. Emergency Vehicle Alert System (EVAS) - Real-time notification for nearby emergency responders. Visit Us We invite you to experience the capability of the 2026 RAM 2500 Big Horn firsthand at Jeep Chrysler Dodge RAM FIAT of Ontario. Located conveniently at 1202 Auto Center Dr, Ontario, CA 91761, our knowledgeable team is ready to provide straightforward guidance tailored to your specific vehicle needs. You can apply for financing online to save time, or see what your trade is worth before arriving. Get directions to our showroom or call us at 909-757-0698 today to set up your personal test drive. Feel free to inspect our full pre-owned vehicle selection as well. All vehicle pricing includes all offers and incentives. 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. Build Codes: 24Z ASH TZF MHK TEA M17 WF3 MM6 XS4 WMB MBA MBC A7F RF5 X9B X9E X9H XRB RJC RFA LBC LFF LBB DSA LNY MDN RFN RFP LFX LFZ JKA XBM RC3 RFV JKN CB9 GNK LHE LPL RTM JLN RTQ JLP NHJ RTU RDG RTV CWL LE4 MSE JA8 LA5 JA7 RE8 UBQ GT3 LEB RDZ LEC HAF XMF LF2 SCK LF4 ETM XAL BCC MPG NMC NEN HDB DMR MXC XJM Z7G MJ CAC JWA JVG CVN CFN CSJ CSM CDP JPE CUP 2S7 AHU CLF DFM MDA NAS PSE X9 CBE CDR CFM CUY JVA RS3 WMJ 171 1AA 2TZ 42E 4EX 4KZ 4NU 4UQ 4ZB 52Z 573 57A 594 5AX 5I4 5L6 5N6 5ZB 5ZE 5ZM 605 6US 875 894 905 995 APA BAJ BGE BHD BNB BNG BNM BNS BNT BRT CBZ CEV CG3 CGD CGS CGU CJ1 CJ2 CKE CLP CSP CUE CUN CV3 DBA DH4 DJN DK3 DRQ DS7 GAC GAQ GBH GFA GJD GN6 GVB GX4 GXM GXX HGB HGF JAK JBY JCB JE2 JFB JFJ JHA JJ1 JJB JJJ JKY JLW JMD JP3 JPH JY1 LA6 LAC LAN LAW LAX LAZ LBA LBT LHD LM1 LM3 LMG LNK LNV LPE LSA LST LSU LTG MDX ME4 ME6 MFA MHR MJX9 MNA MPL MS4 MUS MWU MXB MYF NFT NH3 NHN QSE R07 RAA RD3 RF7 RSF RSU RSX SBE SDB SFB SGB SHA SUA TBB TBM WKN WLZ X71 X75 X79 X81 X82 X83 X88 X8E X8S X8Y X8Z XA8 XAC XAG XBN XBS XCM XCT XEA XFK XFR XFU XGA XGM XHC XJ8 XJJ XKD XLN XZM YAA YG4 ZCJ ZCT ZRJ ZRT Total Price includes the dealer document processing charge, electronic filing fee, dealer installed options/equipment/accessories, any applicable emissions testing fees and reflects any dealer market adjustments or discounts. Total Price is plus government fees and taxes and any finance charges. Net Cost includes the Total Price plus government fees and taxes and any finance charge. Net Cost for new vehicles reflects offers and incentives available to all customers.