{"product_id":"prokomon-alternator-pulley-tool-kit-13-piece-chrome-vanadium-bosch-style-spline-star-sockets","title":"Prokomon Alternator Pulley Tool Kit 13-Piece — Chrome-Vanadium Bosch-Style Spline \u0026 Star Sockets","description":"\u003cp\u003e\u003cstrong\u003eProkomon’s 13-piece alternator pulley tool kit is a complete set of chrome-vanadium sockets, splines and adapters designed to remove, hold and install Bosch-style alternator decoupler and one-way-clutch pulleys both on and off the vehicle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis toolkit gives professional mechanics and DIYers the correct fittings to tackle modern alternator pulleys without improvisation. Built from chrome vanadium steel with a black-oxide finish and polished contact surfaces, the kit is intended to protect shafts while providing the leverage and engagement needed to remove stubborn pulley retainers. It includes standard and short-length bits so you can work in tight engine bays as well as on a bench-mounted alternator.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit make alternator pulley service easier?\u003c\/h3\u003e\n\n\u003cp\u003eThe set groups the specific spline and star sockets you need for Bosch-type alternator drive pulleys and decouplers, so you avoid trial-and-error with improper tools. Correct engagement reduces rounding of fasteners and protects the alternator shaft during removal and installation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e13-piece assortment covers common spline and star sizes used on OE Bosch pulleys\u003c\/li\u003e\n  \u003cli\u003eIncludes short and standard lengths to reach recessed fasteners\u003c\/li\u003e\n  \u003cli\u003eChrome vanadium construction resists wear under high torque\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use the Prokomon set on and off the vehicle?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the kit is designed for both in-vehicle removal and bench work. The mix of lengths and adapters lets you hold the alternator shaft while extracting the pulley retainer, whether the alternator remains mounted or is removed for servicing.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOn-vehicle compatibility for tight engine compartments\u003c\/li\u003e\n  \u003cli\u003eOff-vehicle use for secure bench removal and inspection\u003c\/li\u003e\n  \u003cli\u003eAdapters allow shaft holding while turning the retainer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich pulley types and vehicles will this set work with?\u003c\/h3\u003e\n\n\u003cp\u003eThis Prokomon kit targets overlay alternator decouplers (OADs) and one-way clutch (OWC) pulleys commonly found on Bosch-style alternators. While not universal, the included spline and star sizes fit many makes and models that use these OE-style components.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with many Bosch-type alternator decoupler and clutch pulleys\u003c\/li\u003e\n  \u003cli\u003eUseful across a wide range of passenger cars and light trucks\u003c\/li\u003e\n  \u003cli\u003eNot intended for proprietary or non-Bosch spline profiles without verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and finishes protect the tools and components?\u003c\/h3\u003e\n\n\u003cp\u003eTools are manufactured from chrome vanadium (CR-V) steel for strength and longevity, with a black-oxide finish to resist corrosion and polished contact faces to reduce galling. These choices balance durability with careful engagement to limit damage to alternator components.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCR-V construction withstands repeated torque cycles\u003c\/li\u003e\n  \u003cli\u003eBlack-oxide coating reduces surface rust\u003c\/li\u003e\n  \u003cli\u003ePolished bits minimize wear on mating fasteners and shafts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Prokomon 13-piece alternator pulley tool kit suits professional technicians and experienced DIY mechanics who service modern alternators, especially those replacing decoupler or one-way-clutch pulleys on Bosch-style units. If you regularly perform belt-driven accessory maintenance and want a focused, durable toolkit for safe pulley removal and installation, this set is designed to save time and avoid damage compared with improvised tools.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this set fit my Bosch alternator pulley?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes common Bosch-style spline and star sizes, so it fits many Bosch alternators; verify your pulley profile against included sizes before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I remove pulleys without taking the alternator out?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the mix of short and standard bits and holding adapters allows on-vehicle pulley removal in many engine bays.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Prokomon","offers":[{"title":"Default Title","offer_id":48085846098078,"sku":"B0868FL9F6","price":45.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/prokomon-kit-layout-front-view.jpg?v=1785878179","url":"https:\/\/northtrailauto.ca\/products\/prokomon-alternator-pulley-tool-kit-13-piece-chrome-vanadium-bosch-style-spline-star-sockets","provider":"North Trail Auto","version":"1.0","type":"link"}