{"product_id":"performance-mfg-pmi-40mm-dual-pattern-rear-wheel-hub-single-lock-all-classes","title":"Performance Mfg PMI 40mm Dual Pattern Rear Wheel Hub - Single Lock - All Classes","description":"\u003cp\u003eMaximizing rear-end grip and trackside adaptability is non-negotiable when sourcing the best go karts and parts for your racing program. The Performance Mfg (PMI) 40mm Dual Pattern Rear Wheel Hub eliminates the need to carry duplicate spares by seamlessly bridging USA and metric wheel bolt patterns. By simply removing the precision-machined index ring, you can instantly swap between domestic and imported rims without drilling, specialized tools, or compromising concentricity.\u003c\/p\u003e\n\n\u003ch2\u003ePrecision Hubs for Wheels: USA \u0026amp; Metric Compatibility\u003c\/h2\u003e\n\u003cp\u003eWhen evaluating hubs for wheels, rigidity and clamping force are paramount to ensuring power transfers directly to your go kart tires without deflection. This single-lock style hub utilizes robust dual pinch bolts to clamp securely onto your 40mm axle, maintaining perfect alignment under heavy lateral loads. Whether you are bolting on parts new from the factory or tuning a chassis you just found while searching for go karts for sale near me, this hub provides the versatility required for mixed-standard events and diverse team inventories.\u003c\/p\u003e\n\n\u003ch2\u003eOptimizing Go Kart Tires and Rear Axle Power Delivery\u003c\/h2\u003e\n\u003cp\u003eTrack conditions change rapidly, and your ability to adapt dictates your position on the podium. The PMI 40mm dual pattern hub streamlines your pit stops, allowing mechanics to mount American rims for local club races or metric wheels for regional and national imports. The even bolt tension engineered into this hub minimizes wheel distortion under heavy cornering loads, preserving the integrity of your rims and ensuring consistent contact patches.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Pattern Design:\u003c\/strong\u003e Seamlessly accommodates both USA and metric wheel bolt patterns via a removable index ring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Lock Clamping:\u003c\/strong\u003e Features heavy-duty dual pinch bolts for superior 40mm axle retention and zero slip under acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Hardware:\u003c\/strong\u003e Comes standard with high-strength 5\/16-24 wheel studs and nuts for immediate trackside mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTether Ready:\u003c\/strong\u003e Pre-drilled and prepped for a 5\/16-18 set screw to securely anchor your axle key or safety tether.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet Aluminum Construction:\u003c\/strong\u003e CNC-machined in the USA to minimize rotational mass while maximizing structural integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Ideal for 40mm axles across multiple chassis brands, reducing the need for redundant pit equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Tire Tuning:\u003c\/strong\u003e Allows rapid wheel swaps to test different offsets and tire compounds on the fly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"text-align: center; color: #cc0000 !important; font-size: 1.4em;\"\u003eWe did not have a High Resolution of this item, this item picture may be different, but the description and title is accurate. The first two images are AI generated. The third image is accurate, but is not high resolution. Email if you would like a more detail picture before ordering.\u003c\/div\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I switch between USA and metric wheel patterns on this hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hub features a removable precision-machined index ring. Simply remove the ring to transition between the two bolt patterns, allowing you to mount different rim standards without needing specialized tools or drilling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this hub compatible with all 40mm axles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this hub is designed for standard 40mm kart axles. It utilizes a robust dual pinch bolt system to ensure a secure, slip-free fit across various chassis brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this hub come with the necessary hardware for mounting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the hub includes high-strength 5\/16-24 wheel studs and nuts, making it ready for immediate trackside installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this hub for both club and regional racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Absolutely. The dual-pattern design is specifically engineered to help racers adapt to different event requirements, such as using American rims for local club races and metric wheels for regional or national imports, without needing to swap out your entire hub assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the purpose of the pre-drilled hole on the hub?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The hub is pre-drilled and prepped for a 5\/16-18 set screw, which allows you to securely anchor your axle key or safety tether to prevent movement during high-speed operation.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/40mm-pmi-rear-wheel-hub-w-dual-patterns-double-lock-style-pm-38dl-40\"\u003e40mm PMI Double Lock Rear Wheel Hub with Dual Patterns for Secure Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-rear-double-lock-hub-5-16-hardware-only-pm-38dl-5-16\"\u003eUltralight Right Rear Double Lock Hub for 5\/16 Inch Hardware Strength\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultralight-right-rear-double-lock-hub-1-4-hardware-only-pm-38dl-1-4\"\u003eUltralight Right Rear Double Lock Hub Designed for 1\/4 Inch Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ultrafree-left-front-stepped-wheel-hub-with-1-4-hardware-pm-39stfl-1-4\"\u003ePerformance Mfg UltraFree Left Front Stepped Hub - 1\/4\" Hardware - Oval Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/metric-pattern-front-hub-with-17mm-bearings-5-16-hardware-only-pm-39f-17m\"\u003eMetric Pattern Front Hub Featuring 17mm Bearings and 5\/16 Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":48158032724227,"sku":"PM-38-40","price":44.77,"currency_code":"USD","in_stock":true}],"url":"https:\/\/phishstonesproducts.myshopify.com\/products\/performance-mfg-pmi-40mm-dual-pattern-rear-wheel-hub-single-lock-all-classes","provider":"PhishStones Products","version":"1.0","type":"link"}