{"product_id":"performance-manufacturing-pm-77alw-8-5-pro-ultralite-sprocket-guard-set-billet-aluminum-6-spoke-hubs","title":"Performance Manufacturing PM-77ALW 8.5\" Pro Ultralite Sprocket Guard Set - Billet Aluminum - 6-Spoke Hubs","description":"\u003cp\u003eWhen you are pushing your chassis to the absolute limit, optimizing your kart and parts for minimal rotating mass is the difference between a podium finish and getting left in the dust. The Performance Manufacturing PM-77ALW 8.5\" Pro Ultralite Sprocket Guard Set is engineered specifically for serious racers who demand zero compromise on driveline efficiency. By utilizing aerospace-grade billet aluminum with aggressive lightening holes, this guard set drastically reduces rotational inertia, allowing your engine to spool up faster out of tight hairpins and maximize top-end velocity.\u003c\/p\u003e\n\n\u003ch2\u003ePrecision-Machined Chain Guards for Maximum RPM\u003c\/h2\u003e\n\u003cp\u003eHeavy driveline components rob your engine of vital horsepower. Unlike standard plastic or heavy steel alternatives, these aluminum \u003cstrong\u003echain guards\u003c\/strong\u003e are precision-machined to offer unparalleled protection without the weight penalty. The 8.5-inch diameter provides comprehensive coverage for your sprockets, deflecting track debris, curbing impacts, and preventing chain derailment during high-G cornering. The sleek black anodized finish not only looks aggressive but also prevents corrosion from harsh track chemicals and synthetic lubricants.\u003c\/p\u003e\n\n\u003ch2\u003eSeamless Integration with Brake Clamps and 6-Spoke Hubs\u003c\/h2\u003e\n\u003cp\u003eClearance and fitment are critical when setting up a race-winning rear axle. The PM-77ALW is specifically designed to mount flawlessly onto standard 6-spoke sprocket hubs. The ultra-thin profile ensures you won't have interference issues with inboard \u003cstrong\u003ebrake clamps\u003c\/strong\u003e, bearing cassettes, or chassis rails. The set comes complete with pre-installed spacers on one side, ensuring a perfectly parallel fitment that keeps your chain running true and quiet, eliminating power-robbing vibrations.\u003c\/p\u003e\n\n\u003ch2\u003eTrack Safety That Rivals the Best Helmets\u003c\/h2\u003e\n\u003cp\u003eIn the heat of a draft train, protecting your driveline is just as crucial as protecting yourself. While you rely on the \u003cstrong\u003ebest helmets\u003c\/strong\u003e to keep your head safe, you can rely on the PM-77ALW to shield your vital drivetrain components from catastrophic failure. A thrown chain at 70mph can destroy an engine case or end your weekend instantly—this guard set acts as a bulletproof vest for your rear axle.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUltra-Lightweight Billet Aluminum:\u003c\/strong\u003e CNC-machined with aggressive lightening holes to shave critical rotational grams.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e8.5-Inch Diameter:\u003c\/strong\u003e Optimized coverage for a wide range of gear ratios without excess bulk.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e6-Spoke Hub Compatibility:\u003c\/strong\u003e Direct bolt-on fitment for standard 6-spoke racing sprocket hubs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBlack Anodized Finish:\u003c\/strong\u003e Provides superior resistance to track debris, chain lube, and corrosion.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIntegrated Spacers:\u003c\/strong\u003e Comes with spacers pre-installed on one side for rapid, bind-free mounting.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete 4-Piece Set:\u003c\/strong\u003e Includes guards for both sides of the sprocket hub for total enclosure.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eZero Drag Design:\u003c\/strong\u003e Maintains perfect chain alignment to maximize horsepower transfer to the rear wheels.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":52381069115711,"sku":"PM-77ALW","price":70.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/6843\/4239\/files\/sprocketguardshardware-pm-77alw-ultra-light-8-5-sprocket-guard-set-pm-77alw.jpg?v=1773223891","url":"https:\/\/metro-merch-3.myshopify.com\/products\/performance-manufacturing-pm-77alw-8-5-pro-ultralite-sprocket-guard-set-billet-aluminum-6-spoke-hubs","provider":"Metro Merch","version":"1.0","type":"link"}