{"product_id":"pulley-6-67-opx1-1","title":"Hustler OEM 603734 Engine\/Hydraulic Drive Pulley (6.67 Pulley Diameter x 1.125 Shaft\/Bore Size) Fits Super Z (Select or Most Models).","description":"\u003ch2\u003eHustler OEM 603734 Engine \/ Hydraulic Drive Pulley\u003c\/h2\u003e\n\u003cp\u003eThe genuine Hustler OEM 603734 pulley is used in select Hustler Super Z drive systems to help transfer engine power through the hydraulic drive belt. This pulley is commonly used when the original pulley is worn, grooved, damaged, or causing repeated belt wear.\u003c\/p\u003e\n\u003cdiv style=\"border: 2px solid #d9534f; background: #fff7f7; padding: 14px; margin: 18px 0;\"\u003e\n\u003cstrong\u003e⚠️ Before You Order – Verify Fitment\u003c\/strong\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEngine pulleys can vary by model, engine package, clutch setup, shaft size, and belt layout. Do not order by appearance alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot sure?\u003c\/strong\u003e Contact us with your Hustler model and serial number and we’ll help verify fitment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 603734\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Name:\u003c\/strong\u003e Engine Pulley \/ Hydraulic Drive Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 6.67\" OD x 1.125\" shaft\/bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Engine\/hydraulic drive belt system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Hustler OEM:\u003c\/strong\u003e Correct fit and function for approved applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFits These Hustler Models\u003c\/h3\u003e\n\u003cp\u003eVerify your model and serial number before ordering.\u003c\/p\u003e\n\u003cp\u003e932012, 932020, 932038, 932046, 932053, 932061, 932129, 932137, 932970, 932988, 933457, 933929US, 934216, 934224, 934232, 934240, 934265, 934273, 934281, 934984US, 934992, 935007, 935015US, 935023, 935031, 935049, 935056US, 935064, 936872, 936880, 936898US, 936914, 936922, 936930, 936948US, 936955, 936989, 937714, 937722, 937730, 938985, 938993, 940031, 940049, 941138, 941146, 941153, 941161, 941179, 941187, 941195, 941203, 941377, 941385, 942342, 942763, 942771, 942821, 942854, 942862, 942870, 942888, 942896, 942912, 942920, 943852, 943860, 943878, 943886, 943894, 943910, 943928, 943936, 943944\u003c\/p\u003e\n\u003ch3\u003eRelated Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e036236 – Clutch anchor bolt\u003c\/li\u003e\n\u003cli\u003e768523 – Clutch anchor washer\u003c\/li\u003e\n\u003cli\u003e113347 – Clutch anchor\u003c\/li\u003e\n\u003cli\u003e034272 – Clutch anchor lock nut\u003c\/li\u003e\n\u003cli\u003e606936P – PTO clutch\u003c\/li\u003e\n\u003cli\u003e791251P – Clutch harness wire pigtail\u003c\/li\u003e\n\u003cli\u003e602680 – PTO clutch washer\u003c\/li\u003e\n\u003cli\u003e601834 – PTO bolt with Loctite, select models only\u003c\/li\u003e\n\u003cli\u003e785048 – PTO bolt with Loctite, select models only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect the spark plug wire and battery before servicing the drive system.\u003c\/li\u003e\n\u003cli\u003eThe PTO clutch must be removed to replace the engine pulley.\u003c\/li\u003e\n\u003cli\u003eInspect the PTO clutch, clutch anchor, clutch hardware, and wiring pigtail while the pulley is removed.\u003c\/li\u003e\n\u003cli\u003eInspect the hydraulic drive belt for glazing, cracking, sidewall wear, or damage caused by the old pulley.\u003c\/li\u003e\n\u003cli\u003eAfter installation, make sure the hydraulic drive belt is routed correctly and adjusted properly before operating the mower.\u003c\/li\u003e\n\u003cli\u003eConfirm pulley alignment and belt tracking before returning the mower to service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot sure if this is the right part?\u003c\/strong\u003e\u003cbr\u003eContact us with your Hustler model and serial number and we’ll verify the correct part before you order.\u003c\/p\u003e","brand":"Hustler","offers":[{"title":"Default Title","offer_id":47831042228389,"sku":"603734","price":88.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/0028\/7141\/files\/9a9fa63e-29cc-487e-9609-8162ca2e74a8.png?v=1778874508","url":"https:\/\/hillyridge.com\/products\/pulley-6-67-opx1-1","provider":"Hilly Ridge Sales \u0026 Service","version":"1.0","type":"link"}