{"product_id":"rc4wd-narrow-5-lug-pin-mount-hubs-for-19-stamped-steel-wheels-4-z-s1941","title":"RC4WD NARROW 5-LUG PIN-MOUNT HUBS FOR 1.9\" STAMPED STEEL WHEELS (4) – Z-S1941","description":"\n\u003ch2\u003eMOVE COMPATIBLE RC4WD 1.9 STEEL WHEELS INBOARD BY 1.8 MM\u003c\/h2\u003e\n\u003cp\u003eThe RC4WD Z-S1941 is a four-piece narrow 5-lug pin-mount hub set for specific RC4WD 1.9-inch stamped-steel wheels. Each adapter is CNC-machined from billet aluminum and finished in black anodizing. Its purpose is precise: replace the standard wheel hub arrangement to narrow the wheel offset by 1.8 mm per side, helping tune stance and tire-to-body clearance on compatible builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a wheel-mounting component, not a wheel set.\u003c\/strong\u003e Wheels, tires, axles and vehicles shown in the images are not included.\u003c\/p\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/z-s1941_d68b52a8-cbc2-44d0-93e0-ac47ddbeb09a.jpg?v=1773805424\u0026amp;width=700\" alt=\"RC4WD Z-S1941 narrow 5-lug pin-mount hub set for compatible 1.9 stamped steel wheels\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eZ-S1941 — complete narrow pin-mount hub set and supplied hardware.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\n\u003ch2\u003eFACTORY SPECIFICATIONS\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCNC-machined billet aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eFinish\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBlack anodized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eOutside diameter\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e23.0 mm \/ 0.91 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eCenter-hole diameter\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e4.2 mm \/ 0.16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eWidth\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e6.5 mm \/ 0.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e2.5 g \/ 0.09 oz each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eOffset change\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eNarrows the wheel offset by 1.8 mm versus the stock wheel hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;border:1px solid #ddd;padding:8px;\"\u003eManufacturer SKU\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eZ-S1941\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/rc4wd-z-s1941-pin-mount-01.jpg?v=1788884897\u0026amp;width=700\" alt=\"Official RC4WD Z-S1941 narrow pin-mount hub components\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eCNC-machined billet-aluminum components with black-anodized finish.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/rc4wd-z-s1941-pin-mount-02.jpg?v=1788884886\u0026amp;width=700\" alt=\"Official close-up of RC4WD Z-S1941 5-lug pin-mount hub\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eZ-S1941 — 5-lug geometry and center opening.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\n\u003ch2\u003eWHAT THE 1.8 MM CHANGE MEANS\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVerified manufacturer fact:\u003c\/strong\u003e RC4WD states that this hub narrows the offset by 1.8 mm compared with the stock wheel hub.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering interpretation:\u003c\/strong\u003e with one Z-S1941 installed on each side of an axle, the nominal track width is reduced by approximately 3.6 mm in total. This can pull the tires farther under the body, but it may also reduce clearance to steering knuckles, links, shocks or suspension components. Actual clearance depends on the axle, wheel, tire and steering geometry.\u003c\/p\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/rc4wd-z-s1941-pin-mount-03.jpg?v=1788884889\u0026amp;width=700\" alt=\"Official RC4WD Z-S1941 dimensions and narrow mounting detail\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eUse the published dimensions to verify axle-thread and wheel clearance before assembly.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/rc4wd-z-s1941-pin-mount-05.jpg?v=1788884892\u0026amp;width=700\" alt=\"Official RC4WD Z-S1941 stock-hub offset comparison\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eOfficial narrow-offset comparison: 1.8 mm farther inboard than the stock wheel hub.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\n\u003ch2\u003eEXACT WHEEL COMPATIBILITY\u003c\/h2\u003e\n\u003cp\u003eRC4WD lists Z-S1941 for the following 1.9-inch stamped-steel wheels:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZ-W0127 — 5 Lug Wagon 1.9 Steel Stamped Beadlock Wheels, White\u003c\/li\u003e\n\u003cli\u003eZ-W0129 — 5 Lug Wagon 1.9 Steel Stamped Beadlock Wheels, Black\u003c\/li\u003e\n\u003cli\u003eZ-W0242 — 5 Lug Deep Dish Wagon 1.9 Steel Stamped Beadlock Wheels, White\u003c\/li\u003e\n\u003cli\u003eZ-W0243 — 5 Lug Deep Dish Wagon 1.9 Steel Stamped Beadlock Wheels, Black\u003c\/li\u003e\n\u003cli\u003eZ-W0244 — 5 Lug Deep Dish Wagon 1.9 Steel Stamped Beadlock Wheels, Plain\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not infer compatibility from wheel diameter or a five-lug appearance alone. The wheel must use the correct RC4WD mounting pattern and provide the required internal and axle-thread clearance.\u003c\/p\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/rc4wd-z-s1941-pin-mount-04.jpg?v=1788884895\u0026amp;width=700\" alt=\"RC4WD Z-S1941 installed with compatible white 1.9 Wagon wheel Z-W0127\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eManufacturer installation example with Z-W0127 wheel; wheel and tire are not included.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eCompatible-wheel references\u003c\/h3\u003e\n\u003cp\u003eThe next two images identify two exact compatible applications. They are shown only to help select the correct part; neither wheel set is included with Z-S1941.\u003c\/p\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/z-w0127_757bfdaf-9590-46a8-a5c4-53a1207737f8.jpg?v=1788845572\u0026amp;width=700\" alt=\"RC4WD Z-W0127 white 5 Lug Wagon 1.9 wheels compatible with Z-S1941\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eCompatible reference: Z-W0127 white Wagon wheels — sold separately.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure style=\"margin:24px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0575\/8179\/7478\/files\/z-w0129_9975d185-3064-428a-87fc-6741424b6ca8.jpg?v=1773805776\u0026amp;width=700\" alt=\"RC4WD Z-W0129 black 5 Lug Wagon 1.9 wheels compatible with Z-S1941\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003cfigcaption style=\"font-size:0.9em;color:#666;\"\u003eCompatible reference: Z-W0129 black Wagon wheels — sold separately.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\n\u003ch2\u003eAXLE COMPATIBILITY AND CRITICAL WARNINGS\u003c\/h2\u003e\n\u003cp\u003eRC4WD lists the following optional axle applications on the current Z-S1941 product page:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZ-A0061 — Yota Ultimate Scale Cast Straight Axle, Rear\u003c\/li\u003e\n\u003cli\u003eZ-A0080 — Yota II Ultimate Scale Cast Axle V2, Front\u003c\/li\u003e\n\u003cli\u003eZ-A0081 — Yota II Ultimate Scale Cast Axle, Rear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot compatible with Axial SCX10 or SCX10 II axles.\u003c\/strong\u003e RC4WD specifically states that axle-thread fitment prevents use on those platforms. Do not attempt to force the adapter over incompatible threads.\u003c\/p\u003e\n\u003cp\u003eRC4WD also notes that mounting on Axial axles can require a washer or spacer because of thread-depth differences. This general note does not override the explicit SCX10 and SCX10 II incompatibility. For any unlisted axle, measure and test-fit before final assembly.\u003c\/p\u003e\n\n\u003ch2\u003eWHAT IS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4 × Z-S1941 narrow 5-lug pin-mount hub\/disc components\u003c\/li\u003e\n\u003cli\u003e20 × M2.5 × 10 mm steel flat-head socket-cap screws\u003c\/li\u003e\n\u003cli\u003e20 × regular M2.5 black nuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe manufacturer’s package list describes the four main pieces as “Wheel Hex Hub Brake Discs”; the product itself is specified and sold as the Z-S1941 narrow pin-mount set.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e wheels, tires, axles, vehicles, tools, washers or spacers.\u003c\/p\u003e\n\n\u003ch2\u003eINSTALLATION CHECKLIST\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eConfirm the wheel SKU appears in the exact compatibility list above.\u003c\/li\u003e\n\u003cli\u003eConfirm the axle is suitable. Stop if the build uses an Axial SCX10 or SCX10 II axle.\u003c\/li\u003e\n\u003cli\u003eCompare the 4.2 mm center opening and 6.5 mm hub width with the axle-thread and retaining-hardware arrangement.\u003c\/li\u003e\n\u003cli\u003eInstall all five wheel fasteners by hand first, then tighten gradually in an alternating pattern so the hub seats flat.\u003c\/li\u003e\n\u003cli\u003eMount the wheel and check axle-thread engagement. Add a correctly sized washer or spacer only when required by the axle geometry; no universal spacer thickness is specified by RC4WD.\u003c\/li\u003e\n\u003cli\u003eRotate the assembly through full steering and suspension travel. Verify clearance to the knuckle, links, shocks, body and tire sidewall.\u003c\/li\u003e\n\u003cli\u003eRecheck all hardware after the first run and during routine maintenance. RC4WD does not publish a torque value on this product page; do not overtighten the M2.5 hardware.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eGASHEAD RC FITMENT NOTE\u003c\/h2\u003e\n\u003cp\u003eZ-S1941 is a specialized inboard-offset conversion, not a universal 1.9-inch wheel adapter. Buy it when the wheel SKU and axle interface are both confirmed. The 1.8 mm-per-side change is useful for tucking tires under a scale body, but the reduced inboard clearance must be checked on the actual chassis.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSpecifications, included hardware and compatibility statements are based on the official RC4WD Z-S1941 product information. Images of compatible wheels are fitment references only.\u003c\/em\u003e\u003c\/p\u003e","brand":"Gashead RC","offers":[{"title":"Default Title","offer_id":48361920167988,"sku":"bfz1789725667480","price":14.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/0180\/3316\/files\/rc4wd-narrow-5-lug-pin-mount-hubs-for-19-stamped-steel-wheels-4-z-s1941_1.jpg?v=1789725671","url":"https:\/\/woodbuttonwarmclad.shop\/products\/rc4wd-narrow-5-lug-pin-mount-hubs-for-19-stamped-steel-wheels-4-z-s1941","provider":"My Store","version":"1.0","type":"link"}