{"product_id":"piston-ring-kit-suzuki-ltf-250-os-0-25-1985-2009","title":"Piston Ring Kit For Suzuki LT230 LTF230 LT4WD LTF250 QuadRunner OS 0.25 1985 2009","description":"\u003cdiv\u003e\n\u003cp\u003eThis piston ring kit is an oversize OS 0.25 solution built for LT-series quad engines, covering model years 1985–2009. It renews the ring set to restore compression, reduce oil consumption, and bring back smooth, reliable power for trail and farm use. Designed as a robust aftermarket replacement, it aligns with the LT230\/LT-F250 family’s wear patterns to keep engines running strong between overhauls.\u003c\/p\u003e\n\u003cp\u003eOver time, worn compression rings lose sealing capability and oil rings struggle to control oil when bores glaze, leading to reduced power and higher oil consumption. This OS 0.25 kit is engineered to restore proper bore-to-ring clearance after cylinder wear, delivering dependable compression and smoother operation across LT-F250 and related quad lines. It’s a practical, durable choice for riders and operators who need dependable performance without waiting for an OEM rebuild.\u003c\/p\u003e\n\u003ch3\u003eComprehensive Vehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; height: 137.157px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 38.8393%; height: 19.5938px;\"\u003eManufacturer\u003c\/th\u003e\n\u003cth style=\"width: 34.11%; height: 19.5938px;\"\u003eModels \/ Series\u003c\/th\u003e\n\u003cth style=\"width: 23.1221%; height: 19.5938px;\"\u003eYears \/ Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT230E \/ LT230GE\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e1985–1993\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT-F230\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e1986–1987\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT4WD QuadRunner\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e1987–1996\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT-F250 QuadRunner\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e1988–2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT-Z250 QuadSport\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e2004–2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 38.8393%; height: 19.5938px;\"\u003eSuzuki\u003c\/td\u003e\n\u003ctd style=\"width: 34.11%; height: 19.5938px;\"\u003eLT-F4WD QuadRunner\u003c\/td\u003e\n\u003ctd style=\"width: 23.1221%; height: 19.5938px;\"\u003e1997–1998\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctdos mm=\"\"\u003e\u003c\/tdos\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Reference Part Numbers\u003c\/td\u003e\n\u003ctd\u003e12140-19B10-050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003ePiston Ring Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAftermarket Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eLT230 \/ LT-F230 \/ LT4WD \/ LT-F250 \/ LT-Z250 \/ LT-F4WD (1985–2009)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOversize\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Ring Count\u003c\/td\u003e\n\u003ctd\u003e2 compression rings + 2 oil rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-grade alloy steel with wear-resistant faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Components\u003c\/td\u003e\n\u003ctd\u003ePiston Ring Set for the specified bore oversize\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Size (reference for cross-reference)\u003c\/td\u003e\n\u003ctd\u003e66.00 mm (reference for compatible aftermarket options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eOEM \u0026amp; Aftermarket Cross-Reference Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eBrand \/ Type\u003c\/th\u003e\n\u003cth\u003eCross-Reference Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e12140-19B10-050\u003c\/td\u003e\n\u003ctd\u003eSuzuki OEM (reference)\u003c\/td\u003e\n\u003ctd\u003eBase OEM specification for LT230\/LT-F230\/LT4WD\/LT-F250\/LT-Z250\/LT-F4WD rings; OS 0.25 compatible aftermarket kit available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4382M06600\u003c\/td\u003e\n\u003ctd\u003eWiseco \/ Top End Kit\u003c\/td\u003e\n\u003ctd\u003e66.00 mm bore, +0.00 OS; commonly used as aftermarket option for LT-F250 family variants with compatible bore sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e370-8805DA\u003c\/td\u003e\n\u003ctd\u003eWössner\u003c\/td\u003e\n\u003ctd\u003eLT230\/LT-Z250 fitment with multiple oversize options; bore sizes within LT-series range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cp\u003eA complete piston ring set designed for the Suzuki LT-series engines listed above. The box contains:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003e2 x Compression Rings\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e2 x Oil Rings\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Piston, piston pin, circlips, and gaskets are not included in this kit.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Aftermarket Replacement?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDirect-Fit Compatibility:\u003c\/b\u003e Precisely matched OS 0.25 to restore bore-to-ring clearance on LT230\/LT-F250 family engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOEM Cross-Reference:\u003c\/b\u003e References align with Suzuki OEM standards for reliable replacement planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePremium Materials:\u003c\/b\u003e High-grade alloy steel with wear-resistant faces for durability under rugged use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Engineering:\u003c\/b\u003e Oversize +0.25 mm designed to reestablish proper sealing on worn bores.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance Restoration:\u003c\/b\u003e Reclaims compression and reduces oil consumption for better power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrail\/Farm Ready:\u003c\/b\u003e Built to endure the demanding conditions of backcountry trails and agricultural tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInspect the cylinder bore for wear; if excess wear is present, consider honing or re-boring to the OS 0.25 specification before installing the rings.\u003c\/li\u003e\n\u003cli\u003eClean the bore and ensure all debris is removed prior to installation to prevent ring scoring or seating issues.\u003c\/li\u003e\n\u003cli\u003eLubricate all rings and the piston with assembly lubricant or engine oil during installation to reduce friction on initial startup.\u003c\/li\u003e\n\u003cli\u003eInstall the rings in the correct order and orientation; stagger the end gaps around the circumference to promote even sealing.\u003c\/li\u003e\n\u003cli\u003eUse a proper ring compressor and no twisting or bending of rings during seating to avoid micro-cracks or deformation.\u003c\/li\u003e\n\u003cli\u003eFollow the service manual for any fastener torque specs and the recommended break-in procedure after assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\n\u003cp\u003eRunning worn piston rings allows blow-by, reduced compression, and higher oil consumption, which diminishes power and reliability. This OS 0.25 kit restores bore-to-ring clearance, revives compression, and stabilizes oil control, delivering reliablePerformance for the LT-series engines across years and models.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ATV City","offers":[{"title":"Default Title","offer_id":57319263699318,"sku":"192.04702","price":19.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0302\/0406\/files\/pistonring_84024ae3-a4b6-4913-9019-86a3536b0ee7.png?v=1774886130","url":"https:\/\/dgtagri.co.uk\/products\/piston-ring-kit-suzuki-ltf-250-os-0-25-1985-2009","provider":"DGT Agri","version":"1.0","type":"link"}