{"product_id":"tagmore-m14x1-5-spline-lug-nuts-24pc-black-closed-end-7-spline-key-60-conical-seat","title":"TAGMORE M14x1.5 Spline Lug Nuts 24pc — Black Closed-End, 7-Spline Key, 60° Conical Seat","description":"\u003cp\u003e\u003cstrong\u003eThese are a 24-piece set of TAGMORE M14x1.5 closed-end spline lug nuts in a black finish, engineered to fit many Chevrolet, GMC and related GM trucks and SUVs and supplied with a 7-spline removal key.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003ePrecision-machined for correct fit and long wear, this lug nut kit includes tall, bulge-style nuts with a 60° conical seat and a secure closed end to protect wheel studs from corrosion and debris. The set ships with a 7-spline socket key that fits both 7\/8\" (22mm) and 13\/16\" (21mm) hex sizes, and each nut is produced under TAGMORE quality control with an extended salt-spray resistance test for durability.\u003c\/p\u003e\n\n\u003ch3\u003eWhich models and years will these lug nuts work with?\u003c\/h3\u003e\n\u003cp\u003eThese lug nuts were designed for many GM full-size and mid-size vehicles. They cover numerous Chevrolet and GMC platforms across multiple model years; always cross-check your wheel seat type and thread pitch before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon fits: Silverado 1500, Sierra 1500, Tahoe, Suburban, Yukon, Avalanche, Express 1500.\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with: Traverse, Acadia, Colorado, Canyon, F-150, Expedition for specified years.\u003c\/li\u003e\n  \u003cli\u003eThread pitch: M14 x 1.5; seat style: 60° conical (bulge).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these lug nuts attach and what are the exact specifications?\u003c\/h3\u003e\n\u003cp\u003eEach nut is a tall, closed-end, bulge-style lug nut with an M14x1.5 thread pitch and a 60° conical seating angle for secure wheel contact. Their overall length gives extra thread engagement on extended studs or aftermarket wheels that require taller nuts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNut overall height: approximately 2\" (51 mm); body width: 0.9\".\u003c\/li\u003e\n  \u003cli\u003eDrive type: 7-spline internal; supplied key fits 7\/8\" (22 mm) and 13\/16\" (21 mm) hex.\u003c\/li\u003e\n  \u003cli\u003eQuantity: 24 lug nuts per set, closed-end to keep out grime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and processes protect these lug nuts from corrosion and wear?\u003c\/h3\u003e\n\u003cp\u003eTAGMORE manufactures these lug nuts from quality alloy (08AL) and applies a plating process for improved chemical stability and abrasion resistance. Each fastener undergoes stringent quality checks and prolonged salt-spray testing to simulate long-term outdoor exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBase material: high-quality 08AL alloy with well-formed threads.\u003c\/li\u003e\n  \u003cli\u003eSurface finish: plated for wear resistance and a long-lasting black appearance.\u003c\/li\u003e\n  \u003cli\u003eCorrosion testing: full QC with a 72-hour salt-spray test for extended durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools and installation guidance should I follow?\u003c\/h3\u003e\n\u003cp\u003eTAGMORE recommends using a hand wrench or torque wrench for installation rather than an impact gun to avoid over-torquing or damaging the spline drive. Use the supplied 7-spline key to install or remove the nuts and always torque to the wheel manufacturer's recommended specification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse hand or torque wrench; avoid impact tools when installing the nuts.\u003c\/li\u003e\n  \u003cli\u003eInstall with supplied 7-spline socket key (fits 22 mm and 21 mm hex sizes).\u003c\/li\u003e\n  \u003cli\u003eVerify torque settings for your specific vehicle and wheel type after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This 24-piece TAGMORE M14x1.5 kit is intended for DIY mechanics, wheel shops, and vehicle owners upgrading or replacing lug nuts on compatible Chevrolet, GMC and related GM models who want a secure closed-end spline design, a taller nut profile for greater thread engagement, and a corrosion-resistant finish with long-term durability testing. Confirm thread pitch and seat type for your wheels before ordering to ensure a safe fit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these lug nuts compatible with Silverado 1500?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this M14x1.5 set is listed for many Silverado 1500 years; confirm your wheel’s seat type (60° conical) before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use an impact wrench to install these nuts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No—TAGMORE recommends using a hand or torque wrench and the supplied 7-spline key to avoid damage and ensure correct torque.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TAGMORE","offers":[{"title":"Default Title","offer_id":55167592202583,"sku":"B0D2KX3PDR","price":55.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/tagmore-front-packaging-lug-nuts_d78025b4-7cff-4295-ac03-ce22ee4b8eb8.jpg?v=1790389183","url":"https:\/\/britishgarage.co.uk\/products\/tagmore-m14x1-5-spline-lug-nuts-24pc-black-closed-end-7-spline-key-60-conical-seat","provider":"British Garage","version":"1.0","type":"link"}