{"product_id":"21821906-gear-set-genuine-volvo-penta","title":"21821906 Gear Set | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Matched DPH-C gear set for the upper-gear \/ clutch assembly. Gear geometry and ratio are drive-specific; bearings, shims and adjacent shaft hardware must be inspected and set to workshop specifications during installation.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta DPH-D1\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-330A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-370A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-260A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-300A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-300A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-225A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-300A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-340A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-380A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta DPH-E\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-400A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D6-400A-F\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-150A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-230A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-270A-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-300A-G\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  DPH, D\n \u003c\/li\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   HP Range:\n  \u003c\/strong\u003e\n  150-400 HP\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Factory-matched gear members\n \u003c\/li\u003e\n \u003cli\u003e\n  Drive-specific ratio and tooth geometry\n \u003c\/li\u003e\n \u003cli\u003e\n  Hardened marine gear surfaces\n \u003c\/li\u003e\n \u003cli\u003e\n  Requires controlled bearing setup\n \u003c\/li\u003e\n \u003cli\u003e\n  Drive serial and ratio must match\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📋 Kit Contents\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  1 × matched DPH-C gear set - 21821906\n \u003c\/li\u003e\n \u003cli\u003e\n  Bearings, shims, spacer sleeves, sliding sleeve and shaft hardware shown in the drive diagram are serviced separately unless explicitly included in the sealed gear-set package\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Transmits engine torque through the DPH-C upper gear and clutch assembly at the specified ratio and direction.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Gear whine, rumble or knocking\n \u003c\/li\u003e\n \u003cli\u003e\n  Pitted, chipped or spalled teeth\n \u003c\/li\u003e\n \u003cli\u003e\n  Excessive backlash or heat\n \u003c\/li\u003e\n \u003cli\u003e\n  Loss of reliable drive engagement\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Gear sets are supplied as a matched set and must be fitted complete — never run a new gear against a used mate, and keep the set together as it was delivered\n \u003c\/li\u003e\n \u003cli\u003e\n  Setting up requires the shimming, backlash and tooth contact pattern checks in the workshop manual for your engine and drive, together with the proper measuring and pressing tools; this is not a fit-and-hope job\n \u003c\/li\u003e\n \u003cli\u003e\n  Establish why the old set failed before assembly — debris, a collapsed bearing or oil starvation will destroy the new gears just as quickly\n \u003c\/li\u003e\n \u003cli\u003e\n  Renew the bearings, seals and locking hardware at the same time, and flush the housing thoroughly so no metal debris is left in it\n \u003c\/li\u003e\n \u003cli\u003e\n  Fill with the oil specified for your drive, then check the oil early in service for signs of abnormal bedding-in debris\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21821906 → Supersedes 21511554\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21511554 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  3852301 - retaining nut\n \u003c\/li\u003e\n \u003cli\u003e\n  889122 - spacer sleeve\n \u003c\/li\u003e\n \u003cli\u003e\n  22224949 - washer\n \u003c\/li\u003e\n \u003cli\u003e\n  22050739 - spacer tube\n \u003c\/li\u003e\n \u003cli\u003e\n  3849006 - sliding sleeve\n \u003c\/li\u003e\n \u003cli\u003e\n  3862368 - shaft\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53385666396452,"sku":"7042494","price":3552.03,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_fc5e4db2-ef65-4ac8-83d6-86f06ca1ea04.jpg?v=1777197912","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/21821906-gear-set-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}