{"product_id":"upper-shaft-assembly-part-xe3702102-brother-pr-baby-lock-multi-needle","title":"Upper Shaft Assembly – Part #XE3702102 | Brother PR \u0026 Baby Lock Multi-Needle","description":"\u003cp data-start=\"201\" data-end=\"375\"\u003eRestore smooth, precise machine operation with this \u003cstrong data-start=\"253\" data-end=\"295\"\u003eUpper Shaft Assembly (Part #XE3702102)\u003c\/strong\u003e, designed for Brother PR series and Baby Lock multi-needle embroidery machines.\u003c\/p\u003e\n\u003cp data-start=\"377\" data-end=\"700\"\u003eThe upper shaft is a \u003cstrong data-start=\"398\" data-end=\"435\"\u003ecritical internal drive component\u003c\/strong\u003e, responsible for synchronizing needle movement, hook timing, and overall machine operation. This assembly ensures accurate mechanical timing and smooth rotation, making it essential for maintaining \u003cstrong data-start=\"634\" data-end=\"699\"\u003estitch quality, embroidery precision, and machine reliability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"702\" data-end=\"804\"\u003eBuilt to OEM specifications, this replacement is ideal for repairing worn, damaged, or noisy machines.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1s1yvt8\" data-start=\"806\" data-end=\"827\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"810\" data-end=\"827\"\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"828\" data-end=\"1133\"\u003e\n\u003cli data-section-id=\"6xlbd7\" data-start=\"828\" data-end=\"870\"\u003e✔️ OEM-compatible upper shaft assembly\u003c\/li\u003e\n\u003cli data-section-id=\"w57e3y\" data-start=\"871\" data-end=\"930\"\u003e✔️ Maintains precise machine timing and synchronization\u003c\/li\u003e\n\u003cli data-section-id=\"16vrczm\" data-start=\"931\" data-end=\"972\"\u003e✔️ Ensures smooth rotational movement\u003c\/li\u003e\n\u003cli data-section-id=\"1r82kpq\" data-start=\"973\" data-end=\"1035\"\u003e✔️ Critical for embroidery accuracy and stitch consistency\u003c\/li\u003e\n\u003cli data-section-id=\"12kqe1x\" data-start=\"1036\" data-end=\"1089\"\u003e✔️ Durable construction for long-term reliability\u003c\/li\u003e\n\u003cli data-section-id=\"15vtllt\" data-start=\"1090\" data-end=\"1133\"\u003e✔️ Ideal for major repairs and rebuilds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1135\" data-end=\"1138\"\u003e\n\u003ch2 data-section-id=\"18fxkdn\" data-start=\"1140\" data-end=\"1160\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1143\" data-end=\"1160\"\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"qvkole\" data-start=\"1162\" data-end=\"1218\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1166\" data-end=\"1218\"\u003eFits Baby Lock Multi-Needle Embroidery Machines:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1219\" data-end=\"1334\"\u003eBMVT10 (Valiant)\u003cbr data-start=\"1235\" data-end=\"1238\"\u003eBMY6 (Array)\u003cbr data-start=\"1250\" data-end=\"1253\"\u003eBND9 (Endurance)\u003cbr data-start=\"1269\" data-end=\"1272\"\u003eBNT10, BNT10L (Enterprise \/ Venture)\u003cbr data-start=\"1308\" data-end=\"1311\"\u003eEMP6 (Embroidery Pro)\u003c\/p\u003e\n\u003chr data-start=\"1336\" data-end=\"1339\"\u003e\n\u003ch3 data-section-id=\"1t2iz48\" data-start=\"1341\" data-end=\"1394\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1345\" data-end=\"1394\"\u003eFits Brother PR Series Multi-Needle Machines:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1395\" data-end=\"1491\"\u003ePR600, PR600II, PR600IIC, PR600C\u003cbr data-start=\"1427\" data-end=\"1430\"\u003ePR620, PR620C\u003cbr data-start=\"1443\" data-end=\"1446\"\u003ePR650E\u003cbr data-start=\"1452\" data-end=\"1455\"\u003ePR680W\u003cbr data-start=\"1461\" data-end=\"1464\"\u003ePR1000, PR1000E\u003cbr data-start=\"1479\" data-end=\"1482\"\u003ePR1055X\u003c\/p\u003e\n\u003chr data-start=\"1493\" data-end=\"1496\"\u003e\n\u003ch2 data-section-id=\"1tuv18y\" data-start=\"1498\" data-end=\"1527\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1501\" data-end=\"1527\"\u003eAlternate Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1529\" data-end=\"1607\"\u003eXC5595051, XC5595251, XC5595451\u003cbr data-start=\"1560\" data-end=\"1563\"\u003eXE3702001, XE3702101, XE3702202, XE3702302\u003c\/p\u003e\n\u003chr data-start=\"1609\" data-end=\"1612\"\u003e\n\u003ch2 data-section-id=\"5f5awq\" data-start=\"1614\" data-end=\"1642\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1617\" data-end=\"1642\"\u003eWhy This Part Matters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1644\" data-end=\"1684\"\u003eA worn or damaged upper shaft can cause:\u003c\/p\u003e\n\u003cul data-start=\"1685\" data-end=\"1862\"\u003e\n\u003cli data-section-id=\"1sflb5f\" data-start=\"1685\" data-end=\"1727\"\u003eLoss of timing between needle and hook\u003c\/li\u003e\n\u003cli data-section-id=\"inhp68\" data-start=\"1728\" data-end=\"1767\"\u003eSkipped stitches or thread breakage\u003c\/li\u003e\n\u003cli data-section-id=\"1k5v0op\" data-start=\"1768\" data-end=\"1800\"\u003eIncreased vibration or noise\u003c\/li\u003e\n\u003cli data-section-id=\"w76jnn\" data-start=\"1801\" data-end=\"1829\"\u003ePoor embroidery accuracy\u003c\/li\u003e\n\u003cli data-section-id=\"d0vfhi\" data-start=\"1830\" data-end=\"1862\"\u003eComplete machine malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1864\" data-end=\"1969\"\u003eReplacing this assembly restores \u003cstrong data-start=\"1897\" data-end=\"1968\"\u003eproper timing, smooth operation, and professional-level performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1971\" data-end=\"1974\"\u003e\n\u003ch2 data-section-id=\"elc90z\" data-start=\"1976\" data-end=\"1986\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1979\" data-end=\"1986\"\u003eFAQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1988\" data-end=\"2160\"\u003e\u003cstrong data-start=\"1988\" data-end=\"2033\"\u003eQ: What does the upper shaft assembly do?\u003c\/strong\u003e\u003cbr data-start=\"2033\" data-end=\"2036\"\u003eA: It drives and synchronizes key internal components, including the \u003cstrong data-start=\"2105\" data-end=\"2135\"\u003eneedle bar and hook system\u003c\/strong\u003e, ensuring proper timing.\u003c\/p\u003e\n\u003cp data-start=\"2162\" data-end=\"2291\"\u003e\u003cstrong data-start=\"2162\" data-end=\"2189\"\u003eQ: Is this an OEM part?\u003c\/strong\u003e\u003cbr data-start=\"2189\" data-end=\"2192\"\u003eA: This is a \u003cstrong data-start=\"2205\" data-end=\"2248\"\u003ehigh-quality OEM-compatible replacement\u003c\/strong\u003e, designed to meet original specifications.\u003c\/p\u003e\n\u003cp data-start=\"2293\" data-end=\"2434\"\u003e\u003cstrong data-start=\"2293\" data-end=\"2326\"\u003eQ: Is this a beginner repair?\u003c\/strong\u003e\u003cbr data-start=\"2326\" data-end=\"2329\"\u003eA: No — this is an \u003cstrong data-start=\"2348\" data-end=\"2377\"\u003eadvanced repair component\u003c\/strong\u003e typically installed by technicians or experienced users.\u003c\/p\u003e\u003cdiv style=\"margin-top:32px; padding-top:18px; border-top:1px solid #e5e5e5; font-size:14px; line-height:1.7;\"\u003e\u003cp\u003eLooking for more compatible replacement parts? Browse our \u003ca href=\"https:\/\/threadworks.com\/collections\/parts\"\u003efull sewing machine parts collection\u003c\/a\u003e or shop \u003ca href=\"https:\/\/threadworks.com\/collections\/brother-parts\"\u003eBrother parts\u003c\/a\u003e and \u003ca href=\"https:\/\/threadworks.com\/collections\/baby-lock-parts\"\u003eBaby Lock parts\u003c\/a\u003e to find machine-specific components and accessories.\u003c\/p\u003e\u003c\/div\u003e","brand":"Brother","offers":[{"title":"Default Title","offer_id":45499037319270,"sku":null,"price":279.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/7872\/8294\/files\/XE3702302.webp?v=1776729605","url":"https:\/\/threadworks.com\/products\/upper-shaft-assembly-part-xe3702102-brother-pr-baby-lock-multi-needle","provider":"Thread Works ","version":"1.0","type":"link"}