{"product_id":"quick-disconnect-coupler","title":"Mark Williams Powerglide Quick Disconnect Transmission Coupler — 27 Spline Male","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout Mark Williams\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eMark Williams engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Mark Williams lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRapid Driveline Changes: Mark Williams Powerglide Quick Disconnect Transmission Coupler\u003c\/h2\u003e\u003cp\u003eOptimize your race day efficiency with the \u003cb\u003eMark Williams Powerglide Quick Disconnect Transmission Coupler\u003c\/b\u003e. This 27-spline male coupler is engineered for Powerglide transmissions, offering the ultimate convenience of quick driveline removal and installation. Perfect for drag racers and serious competitors who need to make rapid adjustments or swaps, this kit combines strength with unparalleled functionality.\u003c\/p\u003e\u003ch3\u003eFeatures for Race-Winning Performance:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eQuick Disconnect Design:\u003c\/b\u003e Allows for fast, tool-free removal and installation of the driveshaft, saving valuable time at the track.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh-Strength Steel Construction:\u003c\/b\u003e Built to endure the extreme forces and demands of competitive racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBlack Oxide Finish:\u003c\/b\u003e Provides excellent corrosion resistance and a sleek, professional appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e27 Spline Male Interface:\u003c\/b\u003e Ensures a precise and secure connection with Powerglide transmission output shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Kit:\u003c\/b\u003e Includes all necessary components for a robust and reliable quick-disconnect setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe Mark Williams Quick Disconnect Coupler is a game-changer for any Powerglide-equipped vehicle where speed and flexibility are paramount. Its robust design doesn't compromise on strength, ensuring your driveline remains secure even under the most aggressive launches. Gain a competitive edge with this essential upgrade from Mark Williams.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular Mark Williams products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/quick-rel-steering-hub\" style=\"color:#0066cc;text-decoration:none;\"\u003eMark Williams Quick Release Steering Hub 3\/4in Shaft — 4-Bolt Wheel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gt-5-bolt-quick-release\" style=\"color:#0066cc;text-decoration:none;\"\u003eMark Williams GT 5-Bolt Quick Release - Grant GT 3\/4in Shaft — Black Anodized Aluminum\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/q-r-steering-hub-6-hole-sparco-momo-str-wheels\" style=\"color:#0066cc;text-decoration:none;\"\u003eMark Williams SFI 42.1 Quick Release Hub — Fits Sparco\/Momo 6-Hole\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gm-8-5-10-pinion-yoke\" style=\"color:#0066cc;text-decoration:none;\"\u003eMark Williams 1350 U-Joint Pinion Yoke — GM 8.5\" 10-Bolt, 30 Spline\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/th400-t-10-trans-yoke\" style=\"color:#0066cc;text-decoration:none;\"\u003eMark Williams TH400 T-10 Slip Yoke 32 Spline — 1350 U-Joint\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"Mark Williams Powerglide Quick Disconnect Transmission Coupler \\u2014 27 Spline Male\",\"description\":\"Experience rapid driveline changes with the Mark Williams Powerglide 27 spline male quick disconnect coupler. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for Mark Williams?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the Mark Williams Powerglide Quick Disconnect Transmission Coupler \\u2014 27 Spline Male?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. 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