{"id":613,"date":"2026-01-28T05:41:08","date_gmt":"2026-01-28T05:41:08","guid":{"rendered":"https:\/\/yzdlparts.com\/?post_type=product&p=613"},"modified":"2026-05-21T14:29:05","modified_gmt":"2026-05-21T14:29:05","slug":"x15-engine-assembly","status":"publish","type":"product","link":"https:\/\/yzdlparts.com\/ar\/product\/x15-engine-assembly\/","title":{"rendered":"\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 X15 \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0645\u062d\u0631\u0643"},"content":{"rendered":"
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Product Details<\/strong><\/h2>\n

The Cummins X15 is an inline six-cylinder diesel engine with a 14.9-liter displacement, designed for heavy-duty commercial vehicles and industrial power systems. It operates within a power range of 450 hp to 605 hp, generating a peak torque of 2,050 lb-ft at 2,100 RPM. The engine structure weighs approximately 1,436 kg and utilizes a high-pressure injection system for consistent fuel delivery.<\/p>\n

This engine is applied in Class 8 heavy-duty trucks, construction machinery, and stationary industrial equipment requiring continuous high-load operation. Detailed technical ratings for specific horsepower and torque configurations are provided in the tables below.<\/p>\n<\/div>\n

Technical Specifications<\/strong><\/h2>\n
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Advertised Horsepower<\/td>\n400-500 hp
\n298-373 kW<\/td>\n<\/tr>\n
Peak Torque<\/td>\n1450-1850 lb-ft
\n1966-2508 N\u2022m<\/td>\n<\/tr>\n
Governed Speed<\/td>\n1700 RPM<\/td>\n<\/tr>\n
Clutch Engagement Torque<\/td>\n1000 lb-ft
\n1356 N\u2022m<\/td>\n<\/tr>\n
Number of Cylinders<\/td>\n6<\/td>\n<\/tr>\n
System Weight<\/td>\n3152 lb
\n1430 Kg<\/td>\n<\/tr>\n
Engine (Dry)<\/td>\n2961 lb
\n1343 Kg<\/td>\n<\/tr>\n
Aftertreatment System<\/td>\n191 lb
\n87 Kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Core System Integration & Part Support<\/b><\/strong><\/h2>\n

A complex 15-liter engine depends entirely on high-quality surrounding components. Therefore, YiZhi Power manufactures and stocks critical precision parts to keep your X15 series running at peak efficiency.<\/p>\n

1. High-Pressure Injection & Valvetrain Components<\/h3>\n

The 2024 X15 utilizes a refined XPI fuel system for cleaner combustion. For instance, our premium replacement injectors ensure precise fuel delivery. Additionally, we provide heavy-duty camshafts, valves, and drive belts. These internal wear parts meet strict industry standards to prevent unexpected timing failures.<\/p>\n

2. Industry-Leading Cummins Engine Brake Parts<\/h3>\n

The X15 platform delivers up to 600 braking horsepower. This powerful system reduces wear on your regular service brakes significantly. We supply high-strength engine brake components and valve actuators. Consequently, workshops can rebuild the braking mechanism safely during major overhauls.<\/p>\n

3. Smart Fuel and Lube Filtration Systems<\/h3>\n

Extended service intervals require superior holding capacity. Therefore, we stock factory-grade oil filters and water separators. These components integrate perfectly with the X15’s high-capacity electronic control module (ECM) to maximize engine safety.<\/p>\n

Maintenance Intervals & Parts Ordering<\/b><\/strong><\/h2>\n

The Cummins\u00a0X15 Series offers some of the longest service intervals in North America. However, high-mileage fleets require a reliable source for routine refresh kits.<\/p>\n

Valvetrain & Drive Belts Maintenance: Set at 500,000 miles (10,000 hours).<\/p>\n

DEF Filter Maintenance: Required at 300,000 miles.<\/p>\n

Overhaul Rebuild Kits: Essential for extending equipment life beyond 600,000 miles.<\/p>\n

YiZhi Power offers complete overhaul kits. These include new cylinder heads, gaskets, pistons, and bearings.<\/p>\n

Key Features & Commercial Benefits<\/h2>\n
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  1. \n

    VG Turbocharger Feature:<\/h3>\n<\/li>\n<\/ol>\n

    Highly reliable and precise variable geometry design.<\/p>\n

    Benefit: Enables rapid acceleration and optimized power delivery.<\/p>\n

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    1. \n

      XPI Fuel System Feature:<\/h3>\n<\/li>\n<\/ol>\n

      High-pressure common rail system that enables multiple injection events per cycle.<\/p>\n

      Benefit: Delivers industry-leading fuel economy and noticeably quieter engine operation.<\/p>\n

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      1. \n

        Single-Module Aftertreatment System Feature:<\/h3>\n<\/li>\n<\/ol>\n

        A highly compact and lightweight exhaust system.<\/p>\n

        Benefit: Offers increased ash capacity and extended DPF maintenance intervals, maximizing uptime.<\/p>\n

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        1. \n

          Fleetguard Fuel & Lube Filters Feature:<\/h3>\n<\/li>\n<\/ol>\n

          Superior filtration efficiency and higher contaminant-holding capacity.<\/p>\n

          Benefit: Provides premium engine component protection and supports longer service intervals.<\/p>\n

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            High-Capacity Electronic Control Module (ECM) Feature:<\/h3>\n<\/li>\n<\/ol>\n

            Advanced microprocessing that fully integrates data inputs from all engine subsystems.<\/p>\n

            Benefit: Real-time diagnostics and continuous optimization of performance and emissions.<\/p>\n

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              Cummins Heavy-Duty Engine Brake Feature:<\/h3>\n<\/li>\n<\/ol>\n

              Industry-leading design delivering up to 600 braking horsepower.<\/p>\n

              Benefit: Drastically reduces service brake wear, lowering fleet operation and replacement costs.<\/p>","protected":false},"featured_media":2862,"parent":0,"menu_order":0,"template":"","product_categories":[12],"class_list":["post-613","product","type-product","status-publish","has-post-thumbnail","hentry","product_categories-cummins-diesel-engine"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/product\/613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":26,"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/product\/613\/revisions"}],"predecessor-version":[{"id":2879,"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/product\/613\/revisions\/2879"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/media\/2862"}],"wp:attachment":[{"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/media?parent=613"}],"wp:term":[{"taxonomy":"product_categories","embeddable":true,"href":"https:\/\/yzdlparts.com\/ar\/wp-json\/wp\/v2\/product_categories?post=613"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}