{"product_id":"trakmotive-ad-86021-cv-axle-shaft-front-left","title":"TrakMotive AD-86021 CV Axle Shaft - Front Left","description":"\u003ch2\u003eTrakMotive AAR CV Axle Shaft\u003c\/h2\u003e\u003cp\u003eThe TrakMotive AD-86021 is a premium CV axle shaft built for AAR-style applications with OE-style fitment details. It is engineered for select Audi models and uses neoprene boot materials, spline connections, and the specified bolt and spline counts for accurate replacement fit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePremium-grade CV axle shaft for driveline service\u003c\/li\u003e\n\u003cli\u003eNeoprene inboard and outboard boots for joint protection\u003c\/li\u003e\n\u003cli\u003eABS tone ring not included for non-ABS applications\u003c\/li\u003e\n\u003cli\u003eOE AAR design reference for direct-fit replacement planning\u003c\/li\u003e\n\u003cli\u003ePart number AD-86021 for ordering and catalog matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Fitment and Design\u003c\/h2\u003e\u003cp\u003eThis CV axle shaft is built around an AAR design and is listed for Fits 2016-2018 Audi A3, front left and Fits 2016-2018 Audi A3 Sportback e-tron, front left. The assembly uses a male inboard joint with spline connection, an Audi-style spline bolt outboard joint, and neoprene boot material at both ends. Key dimensions include a 21.44-inch compressed length and 23.5-inch extended length, along with a 27 mm axle bolt hex size and M16x1.5 thread size. The AD-86021 is a direct catalog match for these Audi driveline applications, and the AD-86021 part number should be verified against the vehicle’s original axle configuration before ordering.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Reasons\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eClicking or popping during turns from worn CV joints\u003c\/li\u003e\n\u003cli\u003eVibration or shudder under acceleration from axle wear\u003c\/li\u003e\n\u003cli\u003eTorn or deteriorated CV boots that expose the joint\u003c\/li\u003e\n\u003cli\u003eAxle noise caused by spline or joint wear\u003c\/li\u003e\n\u003cli\u003eABS-related axle mismatch when the application does not use a tone ring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the vehicle’s original axle style, spline count, and bolt specifications before installation. This axle is listed without an ABS tone ring, so it should be matched to non-ABS applications unless otherwise noted in the vehicle catalog. Verify compressed and extended length against the removed part to ensure proper suspension travel and driveline alignment. The AD-86021 should be installed only after confirming the OE AAR design requirements for the vehicle.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eTrakMotive lists this axle under a limited lifetime warranty and identifies the product line as ISO 9001:2008 and TS 16949:2009 certified. Those quality systems support consistent manufacturing control for the AD-86021 and related driveline components.\u003c\/p\u003e","brand":"TrakMotive","offers":[{"title":"Default Title","offer_id":53526583902389,"sku":"GNDX-AD-86021","price":119.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SA_AD86021_FRO.jpg?v=1792043276","url":"https:\/\/www.partcatalog.com\/products\/trakmotive-ad-86021-cv-axle-shaft-front-left","provider":"PartCatalog","version":"1.0","type":"link"}