{"product_id":"dolly-kit-for-ar-2757-ceramic-pistons-set-of-3-oem-replacement-part","title":"Dolly Kit for AR 2757 Ceramic Pistons Set of 3 – OEM Replacement Part","description":"\u003cp data-start=\"0\" data-end=\"163\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 7420\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Pump Parts → Ceramic Pistons \u0026amp; Plungers\u003cbr data-start=\"101\" data-end=\"104\"\u003e\u003cstrong data-start=\"104\" data-end=\"113\"\u003eType:\u003c\/strong\u003e AR (Annovi Reverberi) KIT 2757 Ceramic Piston Set\u003c\/p\u003e\n\u003chr data-start=\"165\" data-end=\"168\"\u003e\n\u003cp data-start=\"249\" data-end=\"659\"\u003eThe \u003cstrong data-start=\"253\" data-end=\"316\"\u003eDolly Kit for AR 2757 Ceramic Pistons Set of 3 (Part #7420)\u003c\/strong\u003e is a genuine OEM replacement ceramic piston kit designed to restore performance and reliability in compatible \u003cstrong data-start=\"427\" data-end=\"474\"\u003eAnnovi Reverberi (AR) triplex plunger pumps\u003c\/strong\u003e. This kit includes \u003cstrong data-start=\"494\" data-end=\"551\"\u003ethree precision ceramic pistons measuring 18mm x 40mm\u003c\/strong\u003e, providing a complete replacement solution for servicing worn, damaged, or deteriorated plunger assemblies.\u003c\/p\u003e\n\u003chr data-start=\"1353\" data-end=\"1356\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1358\" data-end=\"1384\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1386\" data-end=\"1844\"\u003e\n\u003cli data-section-id=\"ph475h\" data-start=\"1386\" data-end=\"1437\"\u003eGenuine AR (Annovi Reverberi) OEM replacement kit\u003c\/li\u003e\n\u003cli data-section-id=\"xousl3\" data-start=\"1438\" data-end=\"1470\"\u003eIncludes three ceramic pistons\u003c\/li\u003e\n\u003cli data-section-id=\"o0amcd\" data-start=\"1471\" data-end=\"1516\"\u003ePrecision-manufactured ceramic construction\u003c\/li\u003e\n\u003cli data-section-id=\"1bjmgfv\" data-start=\"1517\" data-end=\"1549\"\u003ePiston dimensions: 18mm x 40mm\u003c\/li\u003e\n\u003cli data-section-id=\"9surou\" data-start=\"1550\" data-end=\"1590\"\u003eExcellent wear and abrasion resistance\u003c\/li\u003e\n\u003cli data-section-id=\"ikgp4y\" data-start=\"1591\" data-end=\"1623\"\u003eHelps restore pump performance\u003c\/li\u003e\n\u003cli data-section-id=\"1ba4eai\" data-start=\"1624\" data-end=\"1665\"\u003eMaintains consistent operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"p6a7ks\" data-start=\"1666\" data-end=\"1695\"\u003eReduces premature seal wear\u003c\/li\u003e\n\u003cli data-section-id=\"3iwt53\" data-start=\"1696\" data-end=\"1729\"\u003eOEM-quality fit and performance\u003c\/li\u003e\n\u003cli data-section-id=\"1114asq\" data-start=\"1730\" data-end=\"1771\"\u003eIdeal for pump rebuilds and maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"1113uyb\" data-start=\"1772\" data-end=\"1816\"\u003eLong service life and dependable operation\u003c\/li\u003e\n\u003cli data-section-id=\"1d7g3nt\" data-start=\"1817\" data-end=\"1844\"\u003eDirect replacement design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1846\" data-end=\"1849\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1851\" data-end=\"1878\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1880\" data-end=\"1901\"\u003e\u003cstrong data-start=\"1880\" data-end=\"1896\"\u003ePart Number:\u003c\/strong\u003e 7420\u003c\/p\u003e\n\u003cp data-start=\"1903\" data-end=\"1942\"\u003e\u003cstrong data-start=\"1903\" data-end=\"1920\"\u003eManufacturer:\u003c\/strong\u003e AR (Annovi Reverberi)\u003c\/p\u003e\n\u003cp data-start=\"1944\" data-end=\"1983\"\u003e\u003cstrong data-start=\"1944\" data-end=\"1974\"\u003eManufacturer Model Number:\u003c\/strong\u003e KIT 2757\u003c\/p\u003e\n\u003cp data-start=\"1985\" data-end=\"2056\"\u003e\u003cstrong data-start=\"1985\" data-end=\"2009\"\u003eProduct Description:\u003c\/strong\u003e Kit Dolly A2757 Ceramic Piston Ø18 x 40 (3 pc)\u003c\/p\u003e\n\u003cp data-start=\"2058\" data-end=\"2104\"\u003e\u003cstrong data-start=\"2058\" data-end=\"2075\"\u003eProduct Type:\u003c\/strong\u003e Ceramic Piston \/ Plunger Kit\u003c\/p\u003e\n\u003cp data-start=\"2106\" data-end=\"2131\"\u003e\u003cstrong data-start=\"2106\" data-end=\"2126\"\u003ePiston Diameter:\u003c\/strong\u003e 18mm\u003c\/p\u003e\n\u003cp data-start=\"2133\" data-end=\"2156\"\u003e\u003cstrong data-start=\"2133\" data-end=\"2151\"\u003ePiston Length:\u003c\/strong\u003e 40mm\u003c\/p\u003e\n\u003cp data-start=\"2158\" data-end=\"2181\"\u003e\u003cstrong data-start=\"2158\" data-end=\"2171\"\u003eQuantity:\u003c\/strong\u003e 3 Pistons\u003c\/p\u003e\n\u003cp data-start=\"2183\" data-end=\"2204\"\u003e\u003cstrong data-start=\"2183\" data-end=\"2196\"\u003eMaterial:\u003c\/strong\u003e Ceramic\u003c\/p\u003e\n\u003cp data-start=\"2206\" data-end=\"2265\"\u003e\u003cstrong data-start=\"2206\" data-end=\"2229\"\u003ePump Compatibility:\u003c\/strong\u003e Compatible AR Triplex Plunger Pumps\u003c\/p\u003e\n\u003cp data-start=\"2267\" data-end=\"2291\"\u003e\u003cstrong data-start=\"2267\" data-end=\"2287\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003cp data-start=\"2293\" data-end=\"2338\"\u003e\u003cstrong data-start=\"2293\" data-end=\"2309\"\u003eApplication:\u003c\/strong\u003e Pump Rebuild and Maintenance\u003c\/p\u003e\n\u003chr data-start=\"2340\" data-end=\"2343\"\u003e\n\u003ch2 data-section-id=\"vx2wyp\" data-start=\"2345\" data-end=\"2367\"\u003eCommon Applications\u003c\/h2\u003e\n\u003cul data-start=\"2369\" data-end=\"2609\"\u003e\n\u003cli data-section-id=\"8tvhkf\" data-start=\"2369\" data-end=\"2395\"\u003eAR pressure washer pumps\u003c\/li\u003e\n\u003cli data-section-id=\"2q73x6\" data-start=\"2396\" data-end=\"2419\"\u003eTriplex plunger pumps\u003c\/li\u003e\n\u003cli data-section-id=\"1oa2tqu\" data-start=\"2420\" data-end=\"2459\"\u003eCommercial pressure washing equipment\u003c\/li\u003e\n\u003cli data-section-id=\"16ga20s\" data-start=\"2460\" data-end=\"2489\"\u003eIndustrial cleaning systems\u003c\/li\u003e\n\u003cli data-section-id=\"1navbxu\" data-start=\"2490\" data-end=\"2523\"\u003eAgricultural spraying equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1hb3h7x\" data-start=\"2524\" data-end=\"2547\"\u003eFleet washing systems\u003c\/li\u003e\n\u003cli data-section-id=\"kd18ak\" data-start=\"2548\" data-end=\"2574\"\u003eWater transfer equipment\u003c\/li\u003e\n\u003cli data-section-id=\"yd5i15\" data-start=\"2575\" data-end=\"2609\"\u003ePump rebuild and repair services\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2611\" data-end=\"2614\"\u003e\n\u003ch2 data-section-id=\"ctfpuh\" data-start=\"2616\" data-end=\"2639\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul data-start=\"2641\" data-end=\"2924\"\u003e\n\u003cli data-section-id=\"1ol0s38\" data-start=\"2641\" data-end=\"2673\"\u003eRestores proper pump operation\u003c\/li\u003e\n\u003cli data-section-id=\"wda5ko\" data-start=\"2674\" data-end=\"2712\"\u003eMaintains consistent pressure output\u003c\/li\u003e\n\u003cli data-section-id=\"1jzmqiy\" data-start=\"2713\" data-end=\"2744\"\u003eReduces seal wear and leakage\u003c\/li\u003e\n\u003cli data-section-id=\"x2p1hq\" data-start=\"2745\" data-end=\"2771\"\u003eImproves pump efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"adkyrj\" data-start=\"2772\" data-end=\"2807\"\u003eProvides superior wear resistance\u003c\/li\u003e\n\u003cli data-section-id=\"aut700\" data-start=\"2808\" data-end=\"2847\"\u003eSupports reliable long-term operation\u003c\/li\u003e\n\u003cli data-section-id=\"18a0c0f\" data-start=\"2848\" data-end=\"2880\"\u003eHelps extend pump service life\u003c\/li\u003e\n\u003cli data-section-id=\"8jrmjj\" data-start=\"2881\" data-end=\"2924\"\u003eMaintains consistent cleaning performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2926\" data-end=\"2929\"\u003e\n\u003ch2 data-section-id=\"1y4f6oq\" data-start=\"2931\" data-end=\"2976\"\u003eSigns Ceramic Pistons May Need Replacement\u003c\/h2\u003e\n\u003cp data-start=\"2978\" data-end=\"3016\"\u003eReplace ceramic pistons if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3018\" data-end=\"3265\"\u003e\n\u003cli data-section-id=\"m93wg3\" data-start=\"3018\" data-end=\"3046\"\u003eCracked or chipped pistons\u003c\/li\u003e\n\u003cli data-section-id=\"1dod4lv\" data-start=\"3047\" data-end=\"3068\"\u003eExcessive seal wear\u003c\/li\u003e\n\u003cli data-section-id=\"zu24k4\" data-start=\"3069\" data-end=\"3097\"\u003eReduced operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"11igl86\" data-start=\"3098\" data-end=\"3126\"\u003eWater leakage around seals\u003c\/li\u003e\n\u003cli data-section-id=\"3c9k2w\" data-start=\"3127\" data-end=\"3162\"\u003eVisible scoring or surface damage\u003c\/li\u003e\n\u003cli data-section-id=\"ojqzgr\" data-start=\"3163\" data-end=\"3186\"\u003ePump performance loss\u003c\/li\u003e\n\u003cli data-section-id=\"kccunt\" data-start=\"3187\" data-end=\"3223\"\u003eIncreased maintenance requirements\u003c\/li\u003e\n\u003cli data-section-id=\"qw7az6\" data-start=\"3224\" data-end=\"3265\"\u003eDamage discovered during pump servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3267\" data-end=\"3270\"\u003e\n\u003ch2 data-section-id=\"16dprsq\" data-start=\"3272\" data-end=\"3293\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003col data-start=\"3295\" data-end=\"3704\"\u003e\n\u003cli data-section-id=\"1e393so\" data-start=\"3295\" data-end=\"3350\"\u003eShut down equipment and relieve all system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"1vuo091\" data-start=\"3351\" data-end=\"3388\"\u003eDisconnect power and water supply.\u003c\/li\u003e\n\u003cli data-section-id=\"gltey9\" data-start=\"3389\" data-end=\"3454\"\u003eRemove the pump manifold according to manufacturer procedures.\u003c\/li\u003e\n\u003cli data-section-id=\"1s9utjr\" data-start=\"3455\" data-end=\"3512\"\u003eInspect existing pistons and seals for wear or damage.\u003c\/li\u003e\n\u003cli data-section-id=\"iglv3n\" data-start=\"3513\" data-end=\"3554\"\u003eRemove worn ceramic pistons carefully.\u003c\/li\u003e\n\u003cli data-section-id=\"7vrrre\" data-start=\"3555\" data-end=\"3618\"\u003eInstall replacement pistons according to OEM specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"zgy7sz\" data-start=\"3619\" data-end=\"3661\"\u003eInspect and replace seals if necessary.\u003c\/li\u003e\n\u003cli data-section-id=\"m8aou9\" data-start=\"3662\" data-end=\"3704\"\u003eReassemble the pump and test operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"3706\" data-end=\"3849\"\u003e\u003cstrong data-start=\"3706\" data-end=\"3720\"\u003eImportant:\u003c\/strong\u003e Always verify compatibility with your specific AR pump model and inspect seals and packing assemblies during piston replacement.\u003c\/p\u003e\n\u003chr data-start=\"3851\" data-end=\"3854\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"3856\" data-end=\"3886\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"3888\" data-end=\"4181\"\u003e\n\u003cli data-section-id=\"vxtuas\" data-start=\"3888\" data-end=\"3938\"\u003eInspect pistons during routine pump maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"4a9dmg\" data-start=\"3939\" data-end=\"3974\"\u003eReplace damaged pistons promptly.\u003c\/li\u003e\n\u003cli data-section-id=\"jd9knh\" data-start=\"3975\" data-end=\"4015\"\u003eMaintain clean inlet water filtration.\u003c\/li\u003e\n\u003cli data-section-id=\"b4uesr\" data-start=\"4016\" data-end=\"4062\"\u003eInspect seals whenever pistons are serviced.\u003c\/li\u003e\n\u003cli data-section-id=\"1y3og15\" data-start=\"4063\" data-end=\"4119\"\u003eFollow manufacturer-recommended maintenance intervals.\u003c\/li\u003e\n\u003cli data-section-id=\"oqiiyd\" data-start=\"4120\" data-end=\"4181\"\u003eMonitor pump performance regularly for early signs of wear.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Annovi Reverberi","offers":[{"title":"Default Title","offer_id":53422751875435,"sku":null,"price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/GeneralSprayers_Logo_250x250_1_e3bf51fa-547f-4ae3-b6d3-9cc1c63c7701.png?v=1782340064","url":"https:\/\/generalsprayers.com\/products\/dolly-kit-for-ar-2757-ceramic-pistons-set-of-3-oem-replacement-part","provider":"GeneralSprayers","version":"1.0","type":"link"}