{"product_id":"jeep-hd-knurled-front-ball-joint-set-dana-30-44-2-uppers-2-lowers-jeep-jk-wj","title":"2007-2018 Wrangler JK HD Knurled Front Ball Joint Set Dana 30\/44 2 Uppers 2 Lowers (SYN8009-12)","description":"\u003cp\u003eReplace your Jeep's factory ball joints with Synergy MFG's Dana 30\/44 Heavy Duty Ball Joint Set. These ball joints employ a metal on metal design to improve durability and performance. A must for vehicles with lifts and larger tires. Get rid of that steering wander and play caused by loose or worn out ball joints.\u003cbr\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e07-18 Jeep Wrangler JK and Rubicon\u003c\/li\u003e\n\u003cli\u003e07-18 Jeep Wrangler Unlimited JK and Rubicon\u003c\/li\u003e\n\u003cli\u003e99-04 Jeep Grand Cherokee WJ\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with all aftermarket axle shafts (including RCV) with no modifications needed\u003c\/li\u003e\n\u003cli\u003eFully Greasable metal on metal design for prolonged life\u003c\/li\u003e\n\u003cli\u003eBall Joint bearing surface area is considerably larger than stock due to elimination of the inner nylon liner for a longer lasting joint\u003c\/li\u003e\n\u003cli\u003eBall joint housing is manufactured from sintered graphite, bronze, and 1045 steel for a strong, smooth, bearing surface\u003c\/li\u003e\n\u003cli\u003eBall joint stud is manufactured from induction heat treated 4140 steel for maximum strength and smooth operation\u003c\/li\u003e\n\u003cli\u003eBall joint dust boot is made from wear\/tear resistant black nitro-butile rubber (NBR)\u003c\/li\u003e\n\u003cli\u003e12 Month Unlimited-Warranty (see warranty information)\u003c\/li\u003e\n\u003cli\u003eSynergy High Performance Grease (4119) recommended\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMetal on metal ball joints require a small break-in period of typically 100-500 miles to fully seat the bearing surfaces.\u003c\/li\u003e\n\u003cli\u003eKnurled ball joints required when replacing knurled ball joints that have enlarged the axle end forging bores\u003c\/li\u003e\n\u003cli\u003eNon-Knurled ball joints recommended for replacing non-knurled ball joints\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Synergy MFG","offers":[{"title":"Default Title","offer_id":43149238665305,"sku":"SYN8009-12","price":285.96,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8030\/9593\/files\/8009-12_0-FSVG.jpg?v=1773682053","url":"https:\/\/dirtygarage.com\/products\/jeep-hd-knurled-front-ball-joint-set-dana-30-44-2-uppers-2-lowers-jeep-jk-wj","provider":"Dirty Garage","version":"1.0","type":"link"}