{"product_id":"42380300400-crankshaft-assembly-for-stihl-ts410-ts420-cut-off-concrete-saw","title":"42380300400 Crankshaft Assembly for Stihl TS410 TS420 Cut Off Concrete Saw","description":"\u003cstrong\u003eThis Crankshaft Assembly is a replacement engine component compatible with Stihl TS410 and TS420 Cut Off Concrete Saws and matches OEM Part# 4238-030-0400.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e The crankshaft assembly is a complete rotating assembly for Stihl TS410 and TS420 cut-off saw engines. This crankshaft assembly replaces damaged or worn factory units to restore power and balance. Contractors and concrete cutting professionals rely on a precision crankshaft assembly to keep their Stihl saws operating at full performance. \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eForged and machined steel construction for high-load durability\u003c\/li\u003e \u003cli\u003ePrecision-ground bearing journals ensure stable rotation\u003c\/li\u003e \u003cli\u003eIncludes integrated counterweights to reduce vibration\u003c\/li\u003e \u003cli\u003eDirect OEM replacement matches factory timing and stroke\u003c\/li\u003e \u003cli\u003eReady to install with factory connecting rod (if included)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStihl TS410 Cut Off Concrete Saw\u003c\/li\u003e \u003cli\u003eStihl TS420 Cut Off Concrete Saw\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eEngine rebuilds after bearing or seizure failure\u003c\/li\u003e \u003cli\u003eReplacing bent or cracked crankshafts in concrete saws\u003c\/li\u003e \u003cli\u003eRestoring compression and power in high-hour TS410\/TS420 units\u003c\/li\u003e \u003cli\u003ePerformance maintenance for professional demolition and cutting crews\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 4238-030-0400\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Crankshaft Assembly\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this crankshaft assembly include the connecting rod and needle bearing?\u003cstrong\u003e A:\u003c\/strong\u003e Many assemblies include the connecting rod, but confirm the listing details; if only the crankshaft with counterweights is supplied, reuse or purchase the rod separately.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this a genuine Stihl factory part?\u003cstrong\u003e A:\u003c\/strong\u003e This is an aftermarket replacement manufactured to meet OEM specifications; it is not an original Stihl component but provides equivalent fit and function.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679676981521,"sku":"ZZ3A01042","price":129.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_c94fd2b7-2bde-47d3-9f66-bd4f6a765aa3.jpg?v=1781652710","url":"https:\/\/www.duraforce.com\/products\/42380300400-crankshaft-assembly-for-stihl-ts410-ts420-cut-off-concrete-saw","provider":"DURAFORCE","version":"1.0","type":"link"}