{"product_id":"performance-manufacturing-ws18b-1-8-black-wheel-spacer-5-8-axle-sprint-oval-karting","title":"Performance Manufacturing WS18B 1\/8\" Black Wheel Spacer - 5\/8\" Axle - Sprint \u0026 Oval Karting","description":"\u003cp\u003eDialing in your front-end geometry is the difference between standing on the podium and packing up early, which is why top \u003cstrong\u003ego kart suppliers\u003c\/strong\u003e stock the Performance Manufacturing WS18B 1\/8\" Black Wheel Spacer. Engineered specifically for 5\/8\" spindles and axles, this spacer gives you the micro-adjustment capability required to perfect your scrub radius and track width. Unlike bulky silver spacers, this precision-machined black spacer features a reduced 0.863\" outer diameter. This slimmer profile allows for tighter clearances around the spindle bracket and steering components, ensuring zero interference even at full lock.\u003c\/p\u003e\n\n\u003ch2\u003eOptimize Your Scrub Radius and Steering Wheel Feedback\u003c\/h2\u003e\n\u003cp\u003eIn competitive sprint and oval racing, every fraction of an inch dictates how your kart transfers weight. Adding or removing a 1\/8\" spacer directly impacts your jacking effect, altering how the inside rear tire unloads during corner entry. By fine-tuning your front track width with the WS18B, you gain precise control over your \u003cstrong\u003esteering wheel\u003c\/strong\u003e feedback, reducing mid-corner understeer and maximizing front-end bite. Whether you are running a high-horsepower \u003cstrong\u003ebelt drive\u003c\/strong\u003e setup or a standard chain drive, maintaining optimal tire contact patches is critical for putting power to the ground.\u003c\/p\u003e\n\n\u003ch2\u003eEssential Hardware for Parts Mini and Full-Size Chassis\u003c\/h2\u003e\n\u003cp\u003eDurability and consistency are non-negotiable. Machined from high-grade aluminum and finished with a sleek black anodize, this spacer resists deformation under heavy lateral loads. It's a versatile tuning tool that belongs in every mechanic's pit box, compatible with everything from cadet \u003cstrong\u003eparts mini\u003c\/strong\u003e chassis to full-size senior karts. The stealth black finish not only looks professional but also helps you quickly identify your spacer stack during high-pressure pit lane adjustments.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision 1\/8\" Thickness:\u003c\/strong\u003e Allows for micro-adjustments to front track width and scrub radius for optimal cornering geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\/8\" Axle Compatibility:\u003c\/strong\u003e Machined to exact tolerances for a snug, slop-free fit on standard 5\/8\" front spindles and axles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced 0.863\" Outer Diameter:\u003c\/strong\u003e Slimmer profile than standard spacers prevents interference with kingpins and steering linkages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Grade Aluminum Construction:\u003c\/strong\u003e Resists crushing and deformation under extreme lateral racing loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Anodized Finish:\u003c\/strong\u003e Provides superior corrosion resistance and a stealth, professional aesthetic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Reduction:\u003c\/strong\u003e Ensures a flush, secure mating surface between the wheel hub and spindle shoulder to minimize high-speed chatter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Ideal for sprint, oval, and dirt karts requiring precise front-end track width tuning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStop compromising your setup with stacked washers or inferior hardware. Fine-tune your track width, optimize your tire temperatures, and gain the competitive edge you need to dominate your class.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the 0.863\" outer diameter important for my kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Standard spacers are often bulkier, which can cause interference with steering components or spindle brackets at full lock. The reduced 0.863\" diameter of the WS18B ensures a clean, interference-free range of motion for your steering linkage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does a 1\/8\" spacer affect my kart's handling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Adding or removing this spacer adjusts your front track width. Increasing track width can help reduce mid-corner understeer and improve front-end bite, while also altering the jacking effect to change how the inside rear tire unloads during corner entry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this spacer compatible with all 5\/8\" spindles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the WS18B is precision-machined for a snug, slop-free fit on any standard 5\/8\" front spindle or axle, making it a universal tuning tool for both sprint and oval racing karts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I stack these spacers to achieve a wider track?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While you can use multiple spacers to achieve your desired track width, ensure that you have sufficient spindle length remaining to safely secure your wheel hub and retaining nut.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why choose aluminum over plastic or steel spacers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e High-grade aluminum provides the perfect balance of lightweight performance and structural integrity. It resists crushing under the heavy lateral loads experienced during high-speed cornering, ensuring your geometry remains consistent throughout the race.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/pmi-5-sprint-style-5-8-billet-hub-pm-115210\"\u003epmi-5-sprint-style-5-8-billet-hub-pm-115210\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/spindle-shaft-right-front-straight-pm-89a\"\u003ePerformance Manufacturing PM-89A Straight Right Front Spindle Shaft - 5\/8\" OD x 4.75\" - Universal Kart Chassis\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/spindle-shaft-right-front-stepped-pm-89b\"\u003eStepped Right Front Spindle Shaft for Oval and Sprint Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/spindle-shaft-left-front-short-pm-89c\"\u003ePerformance Manufacturing PM-89C Short Left Front Spindle Shaft - 5\/8\" OD - Oval Kart Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/deluxe-tire-wheel-balancer-5-8-pm-43d\"\u003eDeluxe 5\/8\" Shaft Tire and Wheel Balancer for Karts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":52377997279551,"sku":"WS18B","price":1.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/6843\/4239\/files\/wheelspacersfront-ws18b-1-8-wheel-spacer-black-5-8-ws18b.jpg?v=1773221032","url":"https:\/\/metro-merch-3.myshopify.com\/products\/performance-manufacturing-ws18b-1-8-black-wheel-spacer-5-8-axle-sprint-oval-karting","provider":"Metro Merch","version":"1.0","type":"link"}