Premium Cylinder Liners
for Diesel Engines
Cylinder liners for diesel engines engineered for distributors, rebuilders and heavy-duty professionals who need reliable performance, consistent quality and fast global support for demanding aftermarket applications.
Material Quality
High-grade cast iron alloys engineered for wear resistance, strength and stable heavy-duty performance.
Surface Treatment
Optimized finishing supports oil film stability, reduced friction and protection against scuffing.
Lower Risk
Precision tolerances help reduce installation issues, premature wear, oil consumption and downtime.
More Than a Component. A Reliable Aftermarket Solution.
For distributors, workshops and engine rebuilders, choosing the right cylinder liner means protecting reputation, reducing returns and supporting customers with parts they can trust.
For Distributors
A premium aftermarket range supported by an international supply network, technical expertise and applications for some of the world’s leading engine brands.
For Rebuilders
Precision-manufactured liners designed to support consistent overhauls, correct piston ring behavior and long-term engine reliability.
For Workshops
Reliable parts help reduce comeback risk, protect customer satisfaction and keep heavy-duty equipment working in demanding conditions.
Cylinder Liners for Diesel Engines Built for Heavy-Duty Performance
DSG-USA liners are developed to perform under high combustion pressure, elevated temperatures and demanding operating conditions across heavy-duty, industrial, construction, mining, power generation and marine engines.
Material Quality & Wear Resistance
Advanced cast iron alloys provide the right balance between hardness, elasticity and tensile strength, helping the liner withstand continuous piston movement and heat without premature deformation.
Optimized Surface Treatment
Proper surface finishing creates a stable oil film between piston rings and liner wall, reducing friction losses, heat buildup and scuffing.
Failure Prevention
Precision honing and controlled metallurgy help maintain correct ring sealing, lower oil consumption, reduce downtime and support longer service intervals.
Kits vs. Individual Components
DSG liners are engineered as part of a complete system with pistons, rings and seals for optimized compatibility, installation confidence and rebuild reliability.
Close to Customers. Ready to Support.
Headquartered in Sparks, Nevada, DSG operates through key locations in Italy, Singapore and the UAE, with sales offices in over 10 countries and customers supported in more than 40 countries worldwide.
Premium Aftermarket Cylinder Liners for Leading Engine Brands
DSG, Inc. is a global supplier of premium aftermarket replacement parts for renowned engine brands including Caterpillar®, Cummins®, Detroit Diesel®, Navistar®/International® and Komatsu®.
Precision manufacturing, controlled metallurgy and optimized surface finishing help reduce friction, support oil film stability and improve long-term durability. For distributors, rebuilders and engine professionals, choosing the right liner solution means reducing installation risks, improving overhaul consistency and supporting reliable engine performance over time.
With a global network across the USA, Europe, the Middle East, Asia and Latin America, DSG combines international availability with local expertise, timely support and fast delivery for customers worldwide.
ONE SYSTEM. ONE SOLUTION.
ONE STANDARD OF RELIABILITY.
Discover DSG-USA cylinder liners and complete engine kits designed for distributors, rebuilders and heavy-duty engine professionals worldwide.
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