{"product_id":"singer-class-15-complete-shuttle-race-assembly-parts-125303-125299-125302-125290-vintage-original","title":"Singer Class 15 Complete Shuttle Race Assembly – Parts #125303, #125299, #125302, #125290 | Vintage Original","description":"\u003cp\u003eRestore your vintage Singer Class 15 to full working order with this genuine original Singer (Simanco) complete shuttle race assembly. This is the complete race unit — not just the carrier — including all four critical components that work together to hold the bobbin case in correct orientation and ensure smooth, consistent stitch formation throughout the sewing cycle.\u003c\/p\u003e\u003cp\u003eIn excellent condition and ready to install. Color may vary: black or silver.\u003c\/p\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eShuttle Race Body — Simanco #125303\u003c\/li\u003e\n\u003cli\u003eRace Cover (Shuttle Race Back) — Simanco #125299\u003c\/li\u003e\n\u003cli\u003eRace Cover Spring (Shuttle Race Back Spring) — Simanco #125302\u003c\/li\u003e\n\u003cli\u003ePosition Plate (Bobbin Case Positioner) — Simanco #125290\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow It Works\u003c\/h2\u003e\u003cp\u003eThe shuttle race assembly is the heart of your Class 15 bobbin system. The race body houses the bobbin case and hook, the position plate keeps the bobbin case correctly oriented at the 11 o’clock position during the sewing cycle, the race cover holds everything securely in place, and the spring provides the precise tension needed for consistent hook rotation and stitch formation.\u003c\/p\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eDesigned for Class 15 models where the bobbin case fingers point to the \u003cstrong\u003e11 o’clock position\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSinger 15-75\u003c\/li\u003e\n\u003cli\u003eSinger 15-87\u003c\/li\u003e\n\u003cli\u003eSinger 15-88\u003c\/li\u003e\n\u003cli\u003eSinger 15-89\u003c\/li\u003e\n\u003cli\u003eSinger 15-90\u003c\/li\u003e\n\u003cli\u003eSinger 15-91\u003c\/li\u003e\n\u003cli\u003eSinger 15-125\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSimanco #125303 — Shuttle Race Body\u003c\/li\u003e\n\u003cli\u003eSimanco #125299 — Race Cover \/ Shuttle Race Back\u003c\/li\u003e\n\u003cli\u003eSimanco #125302 — Race Cover Spring \/ Shuttle Race Back Spring\u003c\/li\u003e\n\u003cli\u003eSimanco #125290 — Position Plate \/ Bobbin Case Positioner\u003c\/li\u003e\n\u003cli\u003eColor: Black or silver (may vary)\u003c\/li\u003e\n\u003cli\u003eFits: Class 15 shuttle race assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRelated Parts\u003c\/h2\u003e\u003cp\u003eAlso available separately:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.vintagesingerparts.com\/products\/race-cover-spring-singer-part-125302-fits-models-15-87-15-88-15-89-15-90-15-91-15-125\"\u003eRace Cover Spring – Simanco #125302\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.vintagesingerparts.com\/products\/race-cover-spring-singer-part-125302-fits-models-15-87-15-88-15-89-15-90-15-91-15-125\"\u003eSinger Shuttle Race Cover – Simanco #125299\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.vintagesingerparts.com\/products\/genuine-singer-oscillating-hook-part-125292-class-15-models\"\u003eGenuine Singer Oscillating Hook – Simanco #125292\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCondition\u003c\/h2\u003e\u003cp\u003eGenuine original Singer (Simanco) parts in excellent condition. Natural patina consistent with age.\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":7690785685534,"sku":"VO250","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_2628.jpg?v=1774187571","url":"https:\/\/www.vintagesingerparts.com\/products\/singer-class-15-complete-shuttle-race-assembly-parts-125303-125299-125302-125290-vintage-original","provider":"Central Michigan Sewing Supplies","version":"1.0","type":"link"}