{"product_id":"164090-idler-flat-pulley-for-rfm-series-4-5-6-foot-finish-mower-tractor-4-pc","title":"164090 Idler Flat Pulley for RFM Series 4 5 6 Foot Finish Mower Tractor 4 Pc","description":"\u003cstrong\u003eThis Idler Flat Pulley set is a replacement idler pulley compatible with RFM Series 4-foot, 5-foot, and 6-foot finish mowers and matches OEM Part# 164090.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThe Idler Flat Pulley set is a crucial component for maintaining proper belt tension on RFM Series finish mowers. Suitable for lawn tractors with 4-foot, 5-foot, and 6-foot cutting decks, these flat pulleys replace worn or damaged idler pulleys to restore smooth operation. Each Idler Flat Pulley matches OEM part number 164090, ensuring direct fitment.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSet includes four flat idler pulleys for complete mower deck restoration\u003c\/li\u003e \u003cli\u003ePrecision-machined flat pulley surface ensures consistent belt contact and reduces wear\u003c\/li\u003e \u003cli\u003eMatches OEM part number 164090 for exact fit on RFM Series finish mowers\u003c\/li\u003e \u003cli\u003eDurable steel construction with corrosion-resistant coating for long service life\u003c\/li\u003e \u003cli\u003eSmooth-spinning bearing reduces friction and heat buildup\u003c\/li\u003e \u003cli\u003eQuick installation with standard tools – no modifications needed\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eRFM Series 4-foot finish mowers\u003c\/li\u003e \u003cli\u003eRFM Series 5-foot finish mowers\u003c\/li\u003e \u003cli\u003eRFM Series 6-foot finish mowers\u003c\/li\u003e \u003cli\u003eLawn tractors equipped with RFM mower decks\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing worn idler pulleys on finish mower decks to restore belt tension\u003c\/li\u003e \u003cli\u003eMaintaining consistent blade speed on lawn tractors with RFM series decks\u003c\/li\u003e \u003cli\u003ePreventing belt slippage and reducing vibration during mowing\u003c\/li\u003e \u003cli\u003eUpgrading older mower hardware with fresh components for reliable operation\u003c\/li\u003e \u003cli\u003eEssential part for routine maintenance of lawn mowing equipment\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 164090\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 pulleys\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flat Idler Pulley\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatible Series:\u003c\/strong\u003e RFM 4', 5', 6' Finish Mowers\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I install these idler pulleys?\u003cstrong\u003e A:\u003c\/strong\u003e Remove the deck belt, unbolt the old pulley, install the new flat idler pulley, and retension the belt. Always refer to your mower's service manual for torque specifications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will a single 164090 pulley work, or must I replace all four?\u003cstrong\u003e A:\u003c\/strong\u003e While you can replace individual pulleys, replacing all four ensures even wear and consistent belt tracking across the mower deck.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679669674257,"sku":"ZZ3A01001","price":122.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_c883160e-015a-439e-a811-5d02d664da38.jpg?v=1781652418","url":"https:\/\/www.duraforce.com\/products\/164090-idler-flat-pulley-for-rfm-series-4-5-6-foot-finish-mower-tractor-4-pc","provider":"DURAFORCE","version":"1.0","type":"link"}