{"product_id":"volvo-penta-rear-trim-cylinder-hydraulic-tube-3862857","title":"Volvo Penta Rear Trim Cylinder Hydraulic Tube 3862857","description":"\u003ch2\u003eVolvo Penta 3862857 – Rear Trim Cylinder Hydraulic Tube\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3862857\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Volvo Penta (OEM Genuine)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOfficial Product Type:\u003c\/strong\u003e Tube – Rear (Trim Cylinder Hydraulic Assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Power Trim \/ Hydraulic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagram Position:\u003c\/strong\u003e Item 5 in the DPH\/DPR Trim Cylinders assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Front Tube:\u003c\/strong\u003e \u003ca href=\"\/products\/8131504144420\"\u003e3862858 (Front Tube – Item 6)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsed With:\u003c\/strong\u003e Clamp 3863060, O-ring \u003ca href=\"\/products\/8131527213092\"\u003e960214\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupersedes:\u003c\/strong\u003e No confirmed OEM supersession identified – order by active number 3862857\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 0.11 lb (50 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Contents:\u003c\/strong\u003e Rear hydraulic tube only – front tube, clamps, O-rings, and trim cylinders are serviced separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This is the \u003cstrong\u003erear trim cylinder hydraulic tube\u003c\/strong\u003e, not a cooling-water or exhaust pipe. It carries hydraulic fluid in the power-trim circuit. The current title has been corrected to reflect the manufacturer’s schematic placement. Confirm part number 3862857 at diagram position 5 against your drive serial number before ordering.\u003c\/p\u003e\n\n\u003cp\u003eThe 3862857 is a genuine OEM Volvo Penta tube used in the trim-cylinder hydraulic assembly on DPH and DPR sterndrives. Volvo Penta drive documentation identifies it as the “Tube – Rear” (item 5) in the Trim Cylinders assembly, installed alongside front tube 3862858 (item 6), the port and starboard trim cylinders, clamp 3863060, O-ring 960214, and related hydraulic hardware. A correct OEM tube match ensures proper hydraulic routing, sealing, and reliable power-trim operation.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo Penta DPH-A – Trim Cylinders assembly, position 5\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPH-B – Trim Cylinders assembly, position 5\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPH-C – Trim Cylinders assembly (confirm by serial)\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPH-D1 – Trim Cylinders assembly (confirm by serial)\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPH-E – Trim Cylinders assembly (confirm by serial)\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPR-A – Trim Cylinders assembly, position 5\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPR-B – Trim Cylinders assembly, position 5\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPR-C – Trim Cylinders assembly (confirm by serial)\u003c\/li\u003e\n\u003cli\u003eVolvo Penta DPR-D – Trim Cylinders assembly (confirm by serial)\u003c\/li\u003e\n\u003cli\u003eTSK DPH-A, TSK DPH-B, TSK DPH-E – confirm by serial and diagram\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSerial Number Notice:\u003c\/strong\u003e Volvo Penta uses separate front (3862858) and rear (3862857) hydraulic tubes in the trim-cylinder system. Confirm the diagram position, drive model, and serial number before ordering — the two tubes are visually similar and belong to the same assembly.\u003c\/p\u003e\n\n\u003ch2\u003eWhen to Replace\u003c\/h2\u003e\n\u003cp\u003eReplace this tube when it is corroded or heavily pitted, bent, cracked, or physically damaged, leaking from the tube body or sealing connections, internally restricted, or damaged during trim-cylinder or transom-shield service. A damaged hydraulic tube causes fluid loss and unreliable power-trim operation — do not operate the drive with a leaking or damaged tube.\u003c\/p\u003e\n\n\u003ch2\u003eService Interval\u003c\/h2\u003e\n\u003cp\u003eInspect trim-cylinder hydraulic tubes during annual sterndrive service or any time the trim cylinders or transom shield are disassembled. Replace any tube showing corrosion, cracking, or sealing-surface wear. Proactively replace when adjacent cylinders or O-rings are being serviced to avoid repeat labour.\u003c\/p\u003e\n\n\u003ch2\u003eAssociated Service Parts\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131504144420\"\u003eVolvo Penta Front Trim Cylinder Tube 3862858\u003c\/a\u003e – Matching front tube (Item 6 in same assembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131527213092\"\u003eVolvo Penta O-Ring 960214\u003c\/a\u003e – Sealing O-ring used with this tube\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131483074596\"\u003eVolvo Penta Port Trimming Cylinder 22121309\u003c\/a\u003e – DPH\/DPR port trim cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131481862180\"\u003eVolvo Penta Starboard Trimming Cylinder 21840806\u003c\/a\u003e – DPH\/DPR starboard trim cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131481403428\"\u003eVolvo Penta Power Trim Pump Hose Assembly 21721548\u003c\/a\u003e – Power trim pump hose assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eConfirm diagram position 5 (rear) against position 6 (front tube 3862858) before installation — the two tubes belong to the same assembly and are visually similar. Inspect tube ends, O-rings, clamp 3863060, mating hydraulic connections, and both trim cylinders during service. Replace O-rings and clamps whenever the tube is replaced. Torque all fittings and connections to the specification in the Volvo Penta DPH\/DPR service manual for your drive model.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a cooling water tube or a hydraulic tube?\u003c\/strong\u003e\u003cbr\u003eA: This is a \u003cstrong\u003ehydraulic tube\u003c\/strong\u003e in the power-trim circuit, not a cooling-water or exhaust pipe. It was previously misclassified in some catalog references — the Volvo Penta trim-cylinder schematic confirms its correct placement as Item 5 in the Trim Cylinders assembly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between 3862857 and 3862858?\u003c\/strong\u003e\u003cbr\u003eA: The 3862857 is the \u003cstrong\u003erear tube\u003c\/strong\u003e (item 5) and the \u003ca href=\"\/products\/8131504144420\"\u003e3862858\u003c\/a\u003e is the \u003cstrong\u003efront tube\u003c\/strong\u003e (item 6) in the same DPH\/DPR trim-cylinder hydraulic assembly. They are distinct parts and are not interchangeable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Which drives use this tube?\u003c\/strong\u003e\u003cbr\u003eA: Confirmed applications include DPH-A, DPH-B, DPR-A, and DPR-B. Additional references associate it with DPH-C, DPH-D1, DPH-E, DPR-C, DPR-D, and TSK DPH variants. Always confirm by your exact drive serial number and diagram.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Do I need to replace the O-ring when replacing the tube?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Always install a new \u003ca href=\"\/products\/8131527213092\"\u003eO-ring 960214\u003c\/a\u003e when replacing the tube. Reusing old O-rings risks hydraulic fluid leaks after reassembly.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e This is the correct part for customers replacing a leaking, corroded, or damaged rear hydraulic tube in the DPH or DPR trim-cylinder assembly. It is most often ordered alongside the front tube 3862858, O-rings, and clamps as part of a full trim-cylinder hose and tube service.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Issues:\u003c\/strong\u003e The most frequent mistake is confusing this rear hydraulic tube with a cooling-water or exhaust tube — the part was previously listed under cooling\/exhaust system references, which is incorrect. It is also easy to order the wrong tube by not checking diagram position: the front tube (3862858) and rear tube (3862857) look similar and sit in the same assembly. Always confirm Item 5 vs. Item 6 against your drive’s parts diagram before ordering.\u003c\/p\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43564035702820,"sku":"3862857","price":60.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/d9854ce0-28d5-4f2e-a9ae-73f1acc3f20f.png?v=1776268820","url":"https:\/\/marisolmarine.com\/products\/volvo-penta-rear-trim-cylinder-hydraulic-tube-3862857","provider":"Marisol Marine Company","version":"1.0","type":"link"}