{"product_id":"fuel-injection-pump-re521065-db4327-5872-fits-for-john-deere-5103-5303-5045d-5065e","title":"Fuel Injection Pump RE521065 DB4327-5872 for John Deere 3029 Engine 5045D 5055E 5065E 5075E Tractor","description":"\u003ch3\u003e✅ Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMake:\u003c\/strong\u003e John Deere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e John Deere 3029 series (3.0L 3-cylinder mechanical diesel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM \/ Cross Reference Part Numbers:\u003c\/strong\u003e RE521065 (John Deere), DB4327-5872, DB4327 5872, DB43275872, DB4-5872, DB45872, DB4 5872, 05872 (Stanadyne)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits John Deere Tractors:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eJohn Deere 5103, 5203, 5303, 5403, 5503\u003c\/li\u003e\n\u003cli\u003eJohn Deere 5045D, 5045E, 5055D, 5055E, 5065E, 5075E\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEdition Coverage:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNorth America (Tier 2):\u003c\/strong\u003e 5045D\/5045E\/5055D\/5055E\/5065E\/5075E Tractors — 8X4 and 9X3 TSS Transmission with OOS (PC4501)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgentina CKD Edition:\u003c\/strong\u003e 5045D Tractor (PC12301)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMexico \u0026amp; Latin America Edition:\u003c\/strong\u003e 5045D Tractor (PC12632)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine Codes:\u003c\/strong\u003e 3029DJ001, 3029DPY74, 3029TPY41, 3029TPY45, 3029TPY46, 3029TPY48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Verify your engine serial number and existing pump part number before ordering. Contact us with your engine serial for fitment confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e🔧 Product Highlights\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e Drop-in fit for John Deere 3029 series engines — matches original Stanadyne DB4 mechanical distributor pump mounting, fuel line ports, and injection timing specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanadyne DB4 — Proven Mechanical Distributor Injection Pump:\u003c\/strong\u003e The John Deere 5000 series tractors use the Stanadyne DB4 mechanical distributor injection pump — a reliable, field-proven pump design used across John Deere’s compact and utility tractor lineup for decades\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCovers 11 John Deere 5000 Series Tractor Models:\u003c\/strong\u003e One pump covers the full John Deere 5103–5503 and 5045D–5075E tractor lineup sharing the 3029 engine platform — including North America Tier 2, Argentina CKD, and Mexico\/Latin America editions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRestores Full Fuel Injection Performance:\u003c\/strong\u003e Corrects hard starting, rough idle, loss of power, excessive black smoke, and fuel delivery faults caused by a worn or failed injection pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Aftermarket Quality:\u003c\/strong\u003e Manufactured to Stanadyne \/ John Deere OEM specifications for reliable fuel delivery in demanding agricultural tractor applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e📦 What's Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1× Fuel Injection Pump (RE521065 \/ DB4327-5872) — New Aftermarket\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e🔑 Key Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere Part Number:\u003c\/strong\u003e RE521065\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStanadyne Part Numbers:\u003c\/strong\u003e DB4327-5872, DB4327 5872, DB43275872, DB4-5872\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump Type:\u003c\/strong\u003e Stanadyne DB4 Mechanical Distributor Injection Pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine:\u003c\/strong\u003e John Deere 3029 Series (3.0L 3-cylinder mechanical diesel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Tractors:\u003c\/strong\u003e John Deere 5103, 5203, 5303, 5403, 5503, 5045D, 5045E, 5055D, 5055E, 5065E, 5075E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New Aftermarket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e RE521065\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003e⚠️ Please verify your engine serial number and existing pump part number before purchasing. If unsure of compatibility, contact us with your John Deere engine serial number and we will confirm fitment.\u003c\/em\u003e\u003c\/p\u003e","brand":"Fuel Parts Depot","offers":[{"title":"Default Title","offer_id":47387971125404,"sku":"RE521065","price":2739.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/7843\/8300\/files\/fuel-injection-pump-re521065-db4327-5872-for-john-deere-3029-engine-5045d-5055e-5065e-5075e-tractor-8907224.png?v=1786531942","url":"https:\/\/fuelpartsdepot.com\/en-ca\/products\/fuel-injection-pump-re521065-db4327-5872-fits-for-john-deere-5103-5303-5045d-5065e","provider":"Fuel Parts Depot","version":"1.0","type":"link"}