{"product_id":"front-wheel-bearing-hub-assembly-513121-compatible-with-chevy-and-gm","title":"Front Wheel Bearing Hub Assembly 513121 Compatible with Chevy and GM","description":"\u003cp\u003eIn this review the reviewer examines the Pair 513121 front wheel bearing hub assembly and why it is a practical replacement for many GM-derived vehicles. This part is best for DIY mechanics or professional shops replacing worn or noisy front hubs on compatible Buick, Chevrolet, Cadillac, Pontiac, Oldsmobile and Saturn models; the single biggest reason to buy is its OE-style fit and included ABS sensor that simplify installation and restore wheel stability. The review covers fit, build quality, common issues customers report, and when this hub is a suitable, cost-effective solution.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirmed fitment:\u003c\/strong\u003e The listing clearly directs users to confirm Year, Make and Model so buyers can avoid compatibility errors before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE-style dimensions:\u003c\/strong\u003e Precision manufacture to OEM style dimensions helps the hub align correctly and reduce installation time for a trouble-free swap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eABS sensor included:\u003c\/strong\u003e The built-in ABS sensor eliminates the need for a separate sensor purchase and maintains wheel speed monitoring after replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable materials:\u003c\/strong\u003e High-hardness forged carbon steel and a protective coating are designed to resist moisture and extend service life under road exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty support:\u003c\/strong\u003e A 12-month unlimited mileage warranty offers reassurance for buyers concerned about early failures or manufacturing defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance design:\u003c\/strong\u003e Low friction\/drag and premium seals aim to reduce noise and vibration while supporting high rotational speed operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis hub assembly is aimed at owners of compatible GM family cars and minivans who need a front hub replacement that matches OEM dimensions and includes ABS functionality. It is a good choice for home mechanics comfortable with front-end work or for independent shops that want an economical, OE-like hub that reduces fitment fuss.\u003c\/p\u003e\n\u003cp\u003eShoppers who should look elsewhere include owners of non-listed vehicles or those who require a branded OEM part number replacement for dealership-level warranty consistency. Also, if long-term durability under severe use is the top priority, consider higher-end or dealer-sourced alternatives as some buyers reported mixed longevity.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOE-style fit and included ABS sensor make installation straightforward and restore vehicle systems without extra parts.\u003c\/li\u003e\n\u003cli\u003eSolid construction with protective coating and premium seals helps resist moisture and minimize noise for many users.\u003c\/li\u003e\n\u003cli\u003e12-month unlimited mileage warranty adds confidence after purchase.\u003c\/li\u003e\n\u003cli\u003eGenerally praised for value and ease of installation, with some customers swapping hubs in about 20 minutes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustomer reports show mixed results on noise level and durability, with a few experiencing premature failure or unpleasant noise on some units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eFront Left and Right Axle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel Stud Quantity\u003c\/td\u003e\n\u003ctd\u003e5-lug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlange Diameter\u003c\/td\u003e\n\u003ctd\u003e5.73 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt Circle Diameter\u003c\/td\u003e\n\u003ctd\u003e4.53 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub Pilot Diameter\u003c\/td\u003e\n\u003ctd\u003e3.57 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake Pilot Diameter\u003c\/td\u003e\n\u003ctd\u003e2.78 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eABS Sensor\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 513121 front wheel bearing hub assembly is a practical, cost-effective replacement for many GM-derived vehicles that benefit from an OE-style fit and included ABS sensor. It offers good value and straightforward installation for DIYers and shops, though buyers should confirm vehicle fitment and be aware that a minority of users report noise or early durability issues; the 12-month warranty helps mitigate that risk.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this hub include an ABS sensor?\u003c\/strong\u003e\u003cbr\u003eYes, the assembly includes the ABS sensor so speed sensing functionality is retained after replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my vehicle?\u003c\/strong\u003e\u003cbr\u003eConfirm fitment by selecting your vehicle Year, Make and Model on the product page or check the detailed vehicle compatibility list before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a warranty?\u003c\/strong\u003e\u003cbr\u003eYes, the product is backed by a 12-month unlimited mileage warranty for manufacturing concerns.\u003c\/p\u003e","brand":"KNOLET","offers":[{"title":"Default Title","offer_id":48151991156955,"sku":"B0DGLJLRF5","price":61.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/712NIyhAkML._AC_SL1500.jpg?v=1768888200","url":"https:\/\/gearmusthave.com\/products\/front-wheel-bearing-hub-assembly-513121-compatible-with-chevy-and-gm","provider":"GearMustHave","version":"1.0","type":"link"}