{"product_id":"husqvarna-510015102-idler-pulley-genuine-oem-replacement-drive-pulley","title":"Husqvarna 510015102 Idler Pulley – Genuine OEM Replacement Drive Pulley","description":"\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 510015102\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Zero-Turn Mower, Lawn Mower \u0026amp; Cutting Deck Components\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Idler Pulley – Genuine OEM Replacement Drive \/ Deck Pulley\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 510015102 Idler Pulley\u003c\/strong\u003e is a genuine OEM replacement pulley designed for select \u003cstrong\u003eHusqvarna zero-turn mowers, commercial lawn mowers, mower decks, and compatible outdoor power equipment\u003c\/strong\u003e. The pulley forms part of the equipment's belt-drive system, where it helps \u003cstrong\u003eguide the belt and maintain proper belt tension and routing for reliable power transmission\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 510015102\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Idler Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Description:\u003c\/strong\u003e Pulley Idler Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Description:\u003c\/strong\u003e Deck Idler Pulley \/ Belt Idler Pulley \/ Drive Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Pulley Size:\u003c\/strong\u003e 7 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Belt Drive \/ Mower Deck Component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Application:\u003c\/strong\u003e Zero-Turn Mower \/ Commercial Mower \/ Cutting Deck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Mower Deck \/ Belt Drive System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Guides the Belt and Helps Maintain Proper Belt Tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brand:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Location:\u003c\/strong\u003e Mower Deck \/ Belt Drive Assembly – Model Dependent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssociated Components:\u003c\/strong\u003e Deck Belt \/ Idler Arm \/ Tension Spring \/ Spindle Pulley \/ Drive Pulley \/ Mounting Hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Type:\u003c\/strong\u003e Direct OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Status:\u003c\/strong\u003e Genuine Husqvarna OEM Part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Idler Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number Reference:\u003c\/strong\u003e 510015102\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Number Format:\u003c\/strong\u003e 510 01 51-02\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevious Part Number:\u003c\/strong\u003e 510015101\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 193028563364\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe earlier \u003cstrong\u003e510015101\u003c\/strong\u003e pulley is documented as a \u003cstrong\u003e7-inch idler pulley\u003c\/strong\u003e and has been superseded by \u003cstrong\u003e510015102\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Husqvarna OEM replacement component\u003c\/li\u003e\n\u003cli\u003eFactory-designated idler pulley\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible Husqvarna mower deck assemblies\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper drive\/deck belt tension\u003c\/li\u003e\n\u003cli\u003eGuides the belt through its intended routing\u003c\/li\u003e\n\u003cli\u003eSupports smooth belt-driven power transmission\u003c\/li\u003e\n\u003cli\u003eHelps reduce unwanted belt slack\u003c\/li\u003e\n\u003cli\u003eDesigned for proper alignment within compatible belt systems\u003c\/li\u003e\n\u003cli\u003eApplication-specific OEM mounting configuration\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing worn, damaged, noisy, or seized pulleys\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent mower deck operation\u003c\/li\u003e\n\u003cli\u003eDirect replacement for equipment specifying \u003cstrong\u003e510015102\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupersedes previous \u003cstrong\u003e510015101\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUsed across numerous Husqvarna zero-turn mower configurations\u003c\/li\u003e\n\u003cli\u003eSold individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eIdler Pulley Function\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e510015102\u003c\/strong\u003e operates within the mower's belt-drive system.\u003c\/p\u003e\n\u003cp\u003eA typical mower deck power path can be represented as:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngine \/ PTO → Drive Belt → Idler Pulley → Spindle Pulleys → Mower Blades\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe idler pulley itself does not power the mower blades. Instead, it helps control the belt's path and tension so power can be transferred efficiently to the driven components.\u003c\/p\u003e\n\u003cp\u003eMaintaining proper tension helps reduce belt slipping and supports consistent mower operation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e7-Inch Idler Pulley\u003c\/h2\u003e\n\u003cp\u003eThe previous \u003cstrong\u003e510015101\u003c\/strong\u003e version is specifically identified as a \u003cstrong\u003e7-inch idler pulley\u003c\/strong\u003e, with documentation showing that it has been superseded by \u003cstrong\u003e510015102\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePulley size and profile are important because they influence:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBelt routing\u003c\/li\u003e\n\u003cli\u003eBelt contact\u003c\/li\u003e\n\u003cli\u003eBelt tension\u003c\/li\u003e\n\u003cli\u003ePulley speed\u003c\/li\u003e\n\u003cli\u003eDeck geometry\u003c\/li\u003e\n\u003cli\u003eClearance around surrounding components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not substitute a pulley based solely on approximate diameter.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eMower Deck Applications\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e510015102 Idler Pulley\u003c\/strong\u003e is documented across numerous Husqvarna mower and cutting-deck assemblies.\u003c\/p\u003e\n\u003cp\u003eExamples include compatible configurations from the following series:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHusqvarna PZ29\u003c\/li\u003e\n\u003cli\u003eHusqvarna PZ34\u003c\/li\u003e\n\u003cli\u003eHusqvarna PZ54\u003c\/li\u003e\n\u003cli\u003eHusqvarna PZ60\u003c\/li\u003e\n\u003cli\u003eHusqvarna PZ72\u003c\/li\u003e\n\u003cli\u003eHusqvarna P-ZT48\u003c\/li\u003e\n\u003cli\u003eHusqvarna P-ZT54\u003c\/li\u003e\n\u003cli\u003eHusqvarna P-ZT60\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z454X\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z454XS\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z460\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z460X\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z460XS\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z548\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z554\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z560\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z560X\u003c\/li\u003e\n\u003cli\u003eHusqvarna Z572X\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eParts application data shows \u003cstrong\u003e510015102\u003c\/strong\u003e across many of these zero-turn mower and cutting-deck configurations. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBecause production revisions can use different components, always verify the complete model and product number before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBelt Tension\u003c\/h2\u003e\n\u003cp\u003eProper belt tension is important for effective power transmission.\u003c\/p\u003e\n\u003cp\u003eInsufficient tension can contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBelt slipping\u003c\/li\u003e\n\u003cli\u003eReduced blade speed\u003c\/li\u003e\n\u003cli\u003ePoor cutting performance\u003c\/li\u003e\n\u003cli\u003eBelt squealing\u003c\/li\u003e\n\u003cli\u003eExcessive heat\u003c\/li\u003e\n\u003cli\u003eBelt derailment\u003c\/li\u003e\n\u003cli\u003ePremature belt wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe idler pulley works with the applicable tensioning system to help maintain the belt's intended operating position.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBelt Routing\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e510015102\u003c\/strong\u003e also helps establish the correct belt path through the mower deck or drive assembly.\u003c\/p\u003e\n\u003cp\u003eProper routing helps ensure that the belt:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContacts the correct pulleys\u003c\/li\u003e\n\u003cli\u003eMaintains appropriate tension\u003c\/li\u003e\n\u003cli\u003eClears surrounding components\u003c\/li\u003e\n\u003cli\u003eTravels at the intended angle\u003c\/li\u003e\n\u003cli\u003eRemains seated during operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIncorrect routing can cause rapid belt damage even when all pulleys are in good condition.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdler Pulley vs. Spindle Pulley\u003c\/h2\u003e\n\u003cp\u003eThe idler pulley should not be confused with a mower blade spindle pulley.\u003c\/p\u003e\n\u003ch3\u003eIdler Pulley\u003c\/h3\u003e\n\u003cp\u003ePrimarily guides and tensions the belt.\u003c\/p\u003e\n\u003ch3\u003eSpindle Pulley\u003c\/h3\u003e\n\u003cp\u003eTransfers belt-driven rotational power to the mower blade spindle.\u003c\/p\u003e\n\u003cp\u003eBoth components may be located on the cutting deck, but they perform different functions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Reasons for Replacement\u003c\/h2\u003e\n\u003cp\u003eReplacement of the \u003cstrong\u003e510015102 Idler Pulley\u003c\/strong\u003e may be appropriate if the original pulley has:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBecome seized\u003c\/li\u003e\n\u003cli\u003eDeveloped excessive wear\u003c\/li\u003e\n\u003cli\u003eStarted wobbling\u003c\/li\u003e\n\u003cli\u003eDeveloped excessive side-to-side play\u003c\/li\u003e\n\u003cli\u003eBecome bent or distorted\u003c\/li\u003e\n\u003cli\u003eDeveloped a damaged belt-contact surface\u003c\/li\u003e\n\u003cli\u003eBecome misaligned\u003c\/li\u003e\n\u003cli\u003eDeveloped corrosion\u003c\/li\u003e\n\u003cli\u003eSustained impact damage\u003c\/li\u003e\n\u003cli\u003eBecome excessively noisy\u003c\/li\u003e\n\u003cli\u003eFailed to rotate properly\u003c\/li\u003e\n\u003cli\u003eContributed to repeated belt derailment\u003c\/li\u003e\n\u003cli\u003eDeveloped grooves or other abnormal wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA damaged pulley can quickly shorten the life of a replacement mower belt.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePossible Signs of Idler Pulley Wear\u003c\/h2\u003e\n\u003cp\u003eA worn or damaged idler pulley may contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBelt squealing\u003c\/li\u003e\n\u003cli\u003eGrinding or rattling noises\u003c\/li\u003e\n\u003cli\u003eBelt slipping\u003c\/li\u003e\n\u003cli\u003eExcessive belt vibration\u003c\/li\u003e\n\u003cli\u003eBelt repeatedly coming off\u003c\/li\u003e\n\u003cli\u003eReduced mower deck performance\u003c\/li\u003e\n\u003cli\u003eUneven belt tracking\u003c\/li\u003e\n\u003cli\u003ePulley wobble\u003c\/li\u003e\n\u003cli\u003eExcessive pulley play\u003c\/li\u003e\n\u003cli\u003ePremature belt wear\u003c\/li\u003e\n\u003cli\u003eVisible pulley damage\u003c\/li\u003e\n\u003cli\u003eBurning-rubber odor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePulley failure is commonly associated with symptoms such as squealing and sluggish or slipping belts. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePulley Inspection\u003c\/h2\u003e\n\u003cp\u003eInspect the existing pulley for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRough rotation\u003c\/li\u003e\n\u003cli\u003eBinding\u003c\/li\u003e\n\u003cli\u003eWobbling\u003c\/li\u003e\n\u003cli\u003eExcessive play\u003c\/li\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eDents\u003c\/li\u003e\n\u003cli\u003eBurrs\u003c\/li\u003e\n\u003cli\u003eCorrosion\u003c\/li\u003e\n\u003cli\u003eBelt groove damage\u003c\/li\u003e\n\u003cli\u003eAbnormal wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDamage to the pulley surface can damage the belt and create tracking problems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDrive \/ Deck Belt Inspection\u003c\/h2\u003e\n\u003cp\u003eWhenever replacing \u003cstrong\u003e510015102\u003c\/strong\u003e, inspect the associated belt.\u003c\/p\u003e\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCracking\u003c\/li\u003e\n\u003cli\u003eFraying\u003c\/li\u003e\n\u003cli\u003eGlazing\u003c\/li\u003e\n\u003cli\u003eStretching\u003c\/li\u003e\n\u003cli\u003eMissing material\u003c\/li\u003e\n\u003cli\u003eExposed reinforcement\u003c\/li\u003e\n\u003cli\u003eSidewall damage\u003c\/li\u003e\n\u003cli\u003eUneven wear\u003c\/li\u003e\n\u003cli\u003eHeat damage\u003c\/li\u003e\n\u003cli\u003eOil contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf a failed pulley has damaged the belt, replacing only the pulley may not restore proper operation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdler Arm Inspection\u003c\/h2\u003e\n\u003cp\u003eIf the pulley is mounted to a movable idler arm, inspect the arm for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBending\u003c\/li\u003e\n\u003cli\u003eCracking\u003c\/li\u003e\n\u003cli\u003eExcessive pivot wear\u003c\/li\u003e\n\u003cli\u003eBinding\u003c\/li\u003e\n\u003cli\u003eCorrosion\u003c\/li\u003e\n\u003cli\u003eMisalignment\u003c\/li\u003e\n\u003cli\u003eLoose hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA new pulley mounted to a damaged idler arm may still track the belt incorrectly.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTension Spring Inspection\u003c\/h2\u003e\n\u003cp\u003eWhere the pulley operates with a spring-loaded tensioning system, inspect the tension spring for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStretching\u003c\/li\u003e\n\u003cli\u003eBroken coils\u003c\/li\u003e\n\u003cli\u003eDamaged hooks\u003c\/li\u003e\n\u003cli\u003eCorrosion\u003c\/li\u003e\n\u003cli\u003eLoss of tension\u003c\/li\u003e\n\u003cli\u003eIncorrect attachment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA weak or damaged spring may allow belt slipping even after the pulley has been replaced.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpindle Pulley Inspection\u003c\/h2\u003e\n\u003cp\u003eInspect nearby spindle and drive pulleys while the belt is removed.\u003c\/p\u003e\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWobble\u003c\/li\u003e\n\u003cli\u003eBearing play\u003c\/li\u003e\n\u003cli\u003eDamage\u003c\/li\u003e\n\u003cli\u003eMisalignment\u003c\/li\u003e\n\u003cli\u003eCorrosion\u003c\/li\u003e\n\u003cli\u003eBelt-groove wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMultiple worn components can contribute to repeated belt problems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrevious Part Number\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e510015102\u003c\/strong\u003e supersedes the earlier:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e510015101 → 510015102\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe substitution is documented for the previous pulley, with \u003cstrong\u003e510015102\u003c\/strong\u003e serving as the replacement part. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIf an older equipment parts diagram specifies \u003cstrong\u003e510015101\u003c\/strong\u003e, verify your complete mower model and product number before ordering the updated \u003cstrong\u003e510015102\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Considerations\u003c\/h2\u003e\n\u003cp\u003eBefore replacing \u003cstrong\u003e510015102\u003c\/strong\u003e:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePark the mower on a flat, stable surface.\u003c\/li\u003e\n\u003cli\u003eDisengage the mower blades\/PTO.\u003c\/li\u003e\n\u003cli\u003eEngage the parking brake.\u003c\/li\u003e\n\u003cli\u003eShut off the engine.\u003c\/li\u003e\n\u003cli\u003eRemove the ignition key.\u003c\/li\u003e\n\u003cli\u003eAllow all moving components to stop.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug or battery as appropriate.\u003c\/li\u003e\n\u003cli\u003eLocate the mower deck belt system.\u003c\/li\u003e\n\u003cli\u003eNote or photograph the original belt routing.\u003c\/li\u003e\n\u003cli\u003eRemove applicable belt guards or covers.\u003c\/li\u003e\n\u003cli\u003eRelease belt tension according to the equipment-specific procedure.\u003c\/li\u003e\n\u003cli\u003eRemove or reposition the belt as necessary.\u003c\/li\u003e\n\u003cli\u003eRemove the original idler pulley.\u003c\/li\u003e\n\u003cli\u003eInspect the pulley mounting point and hardware.\u003c\/li\u003e\n\u003cli\u003eInspect the idler arm and tension spring where applicable.\u003c\/li\u003e\n\u003cli\u003eInspect the mower belt.\u003c\/li\u003e\n\u003cli\u003eInstall the new \u003cstrong\u003e510015102 Idler Pulley\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eReinstall the applicable mounting hardware.\u003c\/li\u003e\n\u003cli\u003eRoute the belt correctly.\u003c\/li\u003e\n\u003cli\u003eRestore the tensioning system.\u003c\/li\u003e\n\u003cli\u003eVerify proper belt and pulley alignment.\u003c\/li\u003e\n\u003cli\u003eReinstall all belt guards.\u003c\/li\u003e\n\u003cli\u003eTest mower deck operation in a controlled area.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Tips\u003c\/h2\u003e\n\u003cp\u003eDuring installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePhotograph the original belt routing before removal\u003c\/li\u003e\n\u003cli\u003eInspect the belt while the pulley is accessible\u003c\/li\u003e\n\u003cli\u003eCheck nearby pulleys for wear\u003c\/li\u003e\n\u003cli\u003eInspect the idler arm and tension spring\u003c\/li\u003e\n\u003cli\u003eKeep belt-contact surfaces clean\u003c\/li\u003e\n\u003cli\u003eDo not apply oil or grease to the belt-contact surface\u003c\/li\u003e\n\u003cli\u003eVerify correct pulley orientation\u003c\/li\u003e\n\u003cli\u003eMake sure the belt is fully seated\u003c\/li\u003e\n\u003cli\u003eCheck pulley alignment before operation\u003c\/li\u003e\n\u003cli\u003eReinstall all belt guards and covers\u003c\/li\u003e\n\u003cli\u003eInvestigate repeated belt derailment rather than repeatedly replacing belts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify compatibility with your exact mower model, product number, serial number, cutting deck, and production revision before ordering.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003epart number 510015102\u003c\/strong\u003e directly with the applicable OEM parts documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e510015102\u003c\/strong\u003e is identified as a \u003cstrong\u003ePulley Idler Pulley\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThis component is used in belt-drive and mower-deck systems on compatible equipment.\u003c\/li\u003e\n\u003cli\u003eThe pulley helps maintain proper belt tension and routing. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eDocumented applications include numerous Husqvarna commercial and zero-turn mower configurations. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e510015102 supersedes 510015101\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe previous \u003cstrong\u003e510015101\u003c\/strong\u003e is documented as a \u003cstrong\u003e7-inch idler pulley\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not assume every Husqvarna mower uses \u003cstrong\u003e510015102\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDo not select a replacement pulley solely by diameter or visual similarity.\u003c\/li\u003e\n\u003cli\u003ePulley diameter, belt profile, mounting bore, offset, alignment, and equipment compatibility must match.\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003e510015102\u003c\/strong\u003e as the primary fitment reference.\u003c\/li\u003e\n\u003cli\u003eInspect the belt whenever replacing the idler pulley.\u003c\/li\u003e\n\u003cli\u003eInspect the idler arm and mounting hardware.\u003c\/li\u003e\n\u003cli\u003eCheck the tension spring where applicable.\u003c\/li\u003e\n\u003cli\u003eInspect surrounding drive and spindle pulleys.\u003c\/li\u003e\n\u003cli\u003eVerify correct belt routing before operating the mower.\u003c\/li\u003e\n\u003cli\u003eMake sure the belt is properly seated on all applicable pulleys.\u003c\/li\u003e\n\u003cli\u003eDo not drill, grind, bend, weld, or otherwise modify the replacement pulley.\u003c\/li\u003e\n\u003cli\u003eIf belts repeatedly slip, wear, or derail, inspect the complete belt-drive system for an underlying alignment or tension problem.\u003c\/li\u003e\n\u003cli\u003eShut off the engine, remove the ignition key, and prevent accidental starting before servicing the mower deck.\u003c\/li\u003e\n\u003cli\u003eKeep hands and tools away from mower blades.\u003c\/li\u003e\n\u003cli\u003eReinstall all protective belt guards before operation.\u003c\/li\u003e\n\u003cli\u003eThis listing is for \u003cstrong\u003eone Husqvarna 510015102 Idler Pulley only\u003c\/strong\u003e unless otherwise specified. Belt, idler arm, tension spring, spindle pulleys, mounting hardware, and belt guards are sold separately unless explicitly included.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003eHusqvarna 510015102\u003c\/strong\u003e with your equipment's OEM parts documentation before ordering to ensure proper fitment.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":53755702051179,"sku":"510015102","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/510015102.jpg?v=1787400683","url":"https:\/\/generalsprayers.com\/products\/husqvarna-510015102-idler-pulley-genuine-oem-replacement-drive-pulley","provider":"GeneralSprayers","version":"1.0","type":"link"}