{"product_id":"enerdrive-single-v-pulley-2-7-69mm-x-1-2-13mm-deep-v-with-17mm-bore","title":"Enerdrive Single V Pulley 2.7\" (69mm) x 1\/2\" (13mm) Deep V with 17mm Bore","description":"\u003ch2\u003ePrecision-Engineered Single V-Groove Alternator Pulley for Optimal Belt Tracking\u003c\/h2\u003e\n\u003cp\u003eMaintaining consistent charging performance in demanding automotive, marine, and off-grid power systems requires reliable mechanical drive components. This \u003cstrong\u003eSingle V-Groove Pulley\u003c\/strong\u003e is precision-machined to provide dependable power transfer from the engine to your alternator or auxiliary driven equipment. Featuring a 2.7\" (approx. 69mm) outer diameter and a 17mm centre bore, this pulley is designed to suit a wide variety of standard alternator shafts used across heavy-duty, industrial, and recreational applications.\u003c\/p\u003e\n\u003cp\u003eWhether you are upgrading an existing charging system, replacing a worn drive component, or building a custom auxiliary alternator setup for a 12V, 24V, or 48V battery bank, selecting the correct pulley geometry is critical. The deep V-groove profile accommodates 1\/2\" (approx. 13mm) wide V-belts, offering increased surface contact and seating depth to minimise belt slippage under high electrical loads.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep V-Groove Profile:\u003c\/strong\u003e Engineered for 1\/2\" (approx. 13mm) belts, the deeper groove geometry improves belt retention and reduces the risk of throwing a belt during high-RPM operation or sudden load changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Output Ratio:\u003c\/strong\u003e The compact 2.7\" (approx. 69mm) outer diameter helps maintain higher alternator rotor speeds at lower engine RPM, supporting strong charging output even when idling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision 17mm Bore:\u003c\/strong\u003e Machined to exact tolerances for a concentric, low-vibration fit on industry-standard 17mm alternator shafts, reducing premature wear on internal alternator bearings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Metallic Construction:\u003c\/strong\u003e Built from durable metal with a protective passivated finish to resist corrosion, wear, and thermal stress in harsh engine bays and marine environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Upgrade to a Precision Deep-V Pulley?\u003c\/h3\u003e\n\u003cp\u003eHigh-output alternators place significant mechanical resistance on the drive belt, especially when recharging depleted lithium or AGM battery banks. Standard pressed-steel or shallow-groove pulleys can suffer from flex, out-of-round tolerances, and inadequate belt grip. This often leads to belt squeal, glazed belt surfaces, heat build-up, and reduced charging efficiency.\u003c\/p\u003e\n\u003cp\u003eBy utilising a solid, precision-machined deep-V pulley, you ensure consistent belt alignment and tension distribution. The deep groove walls provide superior lateral support, preventing the belt from rolling over or jumping out of the track when subjected to engine vibration or misalignment issues common in custom bracket installations.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003esingle V pulley\u003c\/strong\u003e is well-suited for mechanics, auto electricians, and DIY system builders working on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Auxiliary Charging:\u003c\/strong\u003e Inboard diesel engines driving high-output alternators where moisture resistance and reliable belt tracking are paramount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4WD and Caravan Dual Battery Systems:\u003c\/strong\u003e Custom secondary alternator installations requiring compact pulley diameters to maximise low-idle amperage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial and Agricultural Machinery:\u003c\/strong\u003e Replacement pulley for worn or damaged drive sheaves on stationary engines, generators, and mobile plant equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassic and Heavy-Duty Vehicles:\u003c\/strong\u003e Upgrading older single-belt drive systems to handle modern electrical loads safely and efficiently.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSecure Your Charging System Drive\u003c\/h3\u003e\n\u003cp\u003eEnsure your alternator delivers reliable performance without the frustration of belt slip or premature component wear. Order this precision 17mm bore Deep-V pulley today to complete your alternator installation or maintenance project with confidence.\u003c\/p\u003e","brand":"Enerdrive","offers":[{"title":"Default Title","offer_id":43629761134653,"sku":"B-61-0010","price":56.63,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/single-v-pulley-69mm-17mm-bore-b-61-0010.png?v=1793441042","url":"https:\/\/www.solar4rvs.com.au\/products\/enerdrive-single-v-pulley-2-7-69mm-x-1-2-13mm-deep-v-with-17mm-bore","provider":"Solar 4 RVs","version":"1.0","type":"link"}