{"product_id":"spe-motorsport-ford-6-7-10-5-rear-diff-cover","title":"SPE Motorsport Billet 10.25 and 10.5 Sterling Rear Diff Cover For 1985-2025 Ford Super Duty SRW","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe SPE Motorsport Differential Cover for Ford 10.25 and 10.5 Sterling rear axles is a heavy-duty upgrade designed with real-world functionality in mind — simple, durable, and built to outperform cheap square aftermarket covers. Snyder Performance Engineering integrated all the features needed for easy maintenance and long-term reliability: NPT drain and fill plugs for easy service and standard replacement fittings, a drain plug positioned at an optimized angle to drain fluid cleanly into a pan (not run along the axle), and a large fill port for direct bottle insertion to speed up gear oil fills.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUnlike cheap square covers that cause bearing starvation, the SPE cover is internally contoured to maintain proper fluid flow across bearings. A machined O-ring main seal eliminates RTV mess, stainless steel bolts resist corrosion, and the thick cover design improves axle rigidity under load. Integrated heat fins help dissipate heat without being fragile, and the increased fluid capacity extends differential life. Fits 1985-current single-rear-wheel Sterling 10.25 and 10.5 axles (12-bolt). Available raw or wrinkle black powder coat.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eInternally contoured design maintains fluid flow across bearings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eNPT drain and fill plugs for easy service and replacement\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDrain plug positioned to drain cleanly into pan, not axle\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eLarge fill port for direct bottle insertion and fast fills\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eMachined O-ring main seal eliminates messy RTV sealing\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThick cover design improves axle rigidity under heavy load\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eIntegrated heat dissipation fins built to handle real abuse\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eIncreased fluid capacity for better cooling and longer life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eBrand: Snyder Performance Engineering\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003ePart Type: Rear Differential Cover\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAxle: Ford 10.25 and 10.5 Sterling (12-Bolt)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAxle Configuration: Single Rear Wheel (SRW) Only\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eVehicle Year Range: 1985-Current Super Duty\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFinish Options: Raw or Wrinkle Black Powder Coat\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDrain Plug: NPT (Properly Angled)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFill Port: Large Bottle-Direct Size\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eSealing: Machined O-Ring (No RTV Needed)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eHardware: Stainless Steel Bolts (Included)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFluid Capacity: Increased Over OEM\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eHeat Management: Integrated Cooling Fins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIncluded:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e(1) SPE Motorsport Billet 10.25\/10.5 Sterling Diff Cover\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e(Set) Stainless Steel Mounting Bolts\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e(1) Machined O-Ring Seal\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e(1) NPT Drain Plug\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e(1) NPT Fill Port Plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e1985-2026 Ford F-250 Super Duty (10.25 Sterling, SRW Only)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e1985-2026 Ford F-250 Super Duty (10.5 Sterling, SRW Only)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e1985-2026 Ford F-350 Super Duty (10.25 Sterling, SRW Only)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e1985-2026 Ford F-350 Super Duty (10.5 Sterling, SRW Only)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFITS 1985-CURRENT 10.25 AND 10.5 STERLING SINGLE REAR WHEEL AXLES\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eVERIFY axle type before ordering — 12-bolt SRW only\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDue to OEM supplier variations, thin film of sealant may be needed\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAvailable raw or wrinkle black powder coat finishes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eNote: Due to OEM manufacturer relationships with multiple outside suppliers, some differentials may have minor variations in their machining or sealing surfaces compared to the unit used during our design process. While this cover includes an O-ringed gasket, a thin film of sealant may still be required to ensure a proper seal, as these variations are outside of our control.\u003c\/p\u003e","brand":"Snyder Performance Engineering","offers":[{"title":"Raw","offer_id":47842746957981,"sku":"SPE-S100327","price":249.0,"currency_code":"USD","in_stock":true},{"title":"Wrinkle Black","offer_id":47842746990749,"sku":"SPE-S100367","price":279.0,"currency_code":"USD","in_stock":true},{"title":"Polished","offer_id":47842747023517,"sku":"SPE-S100381","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/2504\/1821\/files\/6.7_RearDiffCover-2.jpg?v=1776343972","url":"https:\/\/rudysdiesel.com\/products\/spe-motorsport-ford-6-7-10-5-rear-diff-cover","provider":"Rudy's Performance Parts","version":"1.0","type":"link"}