{"product_id":"wehrli-01-19-chevrolet-duramax-03-19-dodge-cummins-11-5in-aam-rear-differential-cover","title":"Wehrli 01-19 Chevrolet Duramax \/ 03-19 Dodge Cummins 11.5in AAM Rear Differential Cover","description":"\u003cp\u003eThe Wehrli Custom Fabrication rear differential cover is a direct bolt-on replacement for the OEM cover on the AAM 11.5\" rear axle found in GM and Dodge\/RAM heavy duty trucks. Each cover is precision laser cut, CNC bent, and fully TIG welded from aluminum, then finished in your choice of custom powder coat.\u003c\/p\u003e\n\u003cp\u003ePick your color below — 26 finishes, from subtle Semi-Gloss Black to Illusion Purple and Sparkle Copper.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFabricated aluminum construction — laser cut, CNC bent, fully TIG welded\u003c\/li\u003e\n\u003cli\u003e1\" fill port with 5\/8\" Allen plug for easy fluid service\u003c\/li\u003e\n\u003cli\u003eAll new stainless steel installation hardware included\u003c\/li\u003e\n\u003cli\u003eCustom powder coat finish for corrosion resistance and durability\u003c\/li\u003e\n\u003cli\u003eDirect replacement for the factory cover — no modification required\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2001-2019 GM 6.6L Duramax 2500HD \/ 3500HD\u003c\/li\u003e\n\u003cli\u003e2003-2019 Dodge \/ RAM Cummins\u003c\/li\u003e\n\u003cli\u003eFits AAM 11.5\" rear axle only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGM part numbers: 12471445, 20984339, 23445891\u003c\/li\u003e\n\u003cli\u003eMOPAR part numbers: 5086904AD, 5086904AB, 5086904AC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Lead times vary by color. 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