{"product_id":"piston-motor-11116529","title":"Volvo 11116529 (VOE11116529) Piston Motor | Fits A25D 30D","description":"\u003ch2\u003eVolvo 11116529 (VOE11116529) Piston Motor | Fits A25D 30D\u003c\/h2\u003e\n\u003cp\u003ePremium hydraulic piston motor designed as a direct OEM-compatible replacement for Volvo A25D and 30D articulated haulers. Built to deliver reliable hydraulic drive performance and long service life in demanding earthmoving, quarry, and construction applications.\u003c\/p\u003e\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 11116529 \/ VOE11116529\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e No modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Performance:\u003c\/strong\u003e Meets or exceeds original Volvo specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Precision-engineered for long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Suitable for earthmoving, quarry, and construction projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 11116529 \/ VOE11116529\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Hydraulic Piston Motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand Compatibility:\u003c\/strong\u003e Volvo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Hydraulic Drive System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 Months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\u003cp\u003eThis piston motor fits the following Volvo equipment:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo A25D\u003c\/li\u003e\n\u003cli\u003eVolvo 30D\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydraulic Drive System\u003c\/li\u003e\n\u003cli\u003eArticulated Hauler Drive\u003c\/li\u003e\n\u003cli\u003eEarthmoving and Quarry Applications\u003c\/li\u003e\n\u003cli\u003eConstruction and Heavy Equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose This Motor?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuality Guaranteed - Manufactured to meet OEM standards\u003c\/li\u003e\n\u003cli\u003eReady to Ship - In stock and available for immediate dispatch\u003c\/li\u003e\n\u003cli\u003eExpert Support - Technical assistance available\u003c\/li\u003e\n\u003cli\u003eCompetitive Pricing - Cost-effective alternative to dealer parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the symptoms of a failing hydraulic piston motor on Volvo A25D or 30D articulated haulers?\u003c\/strong\u003e\u003cbr\u003eA: Common signs include the hauler moving sluggishly or failing to propell, loss of drive power under load, hydraulic oil overheating during normal hauling cycles, whining or grinding noise from the motor area, and visible hydraulic fluid leakage. The A25D and 30D are articulated haulers used in mining, quarry, and heavy material transport — piston motor failure causes immediate loss of mobility and hauling productivity, and can be a safety hazard on job sites.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 11116529 fit both the Volvo A25D and 30D articulated haulers?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the 11116529 (VOE11116529) is designed as a direct OEM-compatible replacement for both the Volvo A25D and 30D articulated haulers. These models share the same motor mounting and hydraulic drive architecture. Contact us with your Volvo hauler serial number to confirm exact compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What hydraulic functions does this piston motor support on an articulated hauler?\u003c\/strong\u003e\u003cbr\u003eA: The 11116529 piston motor is the main drive motor for the articulated hauler, providing propulsion power to the wheels. A failing drive motor causes the hauler to move sluggishly, lose power under load, or become completely immobile. Given the A25D\/30D's large payload capacity, drive motor failure can leave a loaded hauler stranded on a job site — this is both a productivity issue and a potential safety hazard. In mining and quarry applications, downtime directly impacts production targets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should I flush the hydraulic system when replacing this piston motor on a Volvo articulated hauler?\u003c\/strong\u003e\u003cbr\u003eA: Always, and with extra diligence. Articulated haulers like the A25D and 30D operate under extreme continuous load in mining and quarry applications. Metal particles and contaminants from the old motor can destroy the new motor within hours. Drain and replace all hydraulic oil, flush the system thoroughly with clean oil, replace all filters, and refill with fresh Volvo-approved hydraulic oil. We strongly recommend professional installation by a qualified technician or Volvo dealer service center.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of hydraulic oil is recommended for the Volvo A25D and 30D?\u003c\/strong\u003e\u003cbr\u003eA: Volvo specifies VG 46 or VG 68 hydraulic oil (or equivalent ISO-rated oil) depending on ambient operating temperature. For A25D\/30D haulers operating under constant heavy load in mining and quarry applications, using non-Volvo approved hydraulic fluids can cause immediate motor failure, accelerated wear, and void the warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this is the correct piston motor for my Volvo articulated hauler?\u003c\/strong\u003e\u003cbr\u003eA: Check the part number on your current piston motor — if it reads 11116529 or VOE11116529, this is the correct replacement. If the label is worn or missing, provide your A25D or 30D serial number and we will verify compatibility before you order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this piston motor come with mounting hardware or gaskets included?\u003c\/strong\u003e\u003cbr\u003eA: The motor is supplied as a complete unit. Depending on your hauler configuration, you may need separate mounting bolts, gaskets, or O-rings. Contact us with your serial number and we will confirm exactly what is included and what additional parts you may need for installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the warranty on this hydraulic piston motor?\u003c\/strong\u003e\u003cbr\u003eA: This piston motor comes with a 12-month warranty covering manufacturing defects. The warranty does not cover damage caused by contaminated hydraulic oil, improper installation, failure to flush the hydraulic system, or using non-Volvo approved hydraulic fluids.\u003c\/p\u003e\n\u003cp\u003eLooking for this piston motor? Contact us today for pricing, availability, and lead time information.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/contact\"\u003eRequest a Quote\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cp\u003eExplore our full range of \u003ca href=\"\/collections\/construction-machinery-volvo\"\u003eVolvo piston motors\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEPUMP","offers":[{"title":"Default Title","offer_id":46846263853212,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/11116529-piston-motor1.jpg?v=1778596142","url":"https:\/\/hepumpstore.com\/products\/piston-motor-11116529","provider":"HEPUMP","version":"1.0","type":"link"}