DSG manufactures one of the most comprehensive series of Cylinder and Piston kits in the Caterpillar® aftermarket line. A wide range of kits covering engines from C4.2 to C32 are offered. Additionally, all the traditional series like the D, G, 3000, 3100, 3200, 3300, 3400 and 3500 are also covered. All sleeved engines are covered with DLK kits. Each DLK kit includes: Liner, Liner seals, Piston, Piston rings, Pin and Retainers. For sleeveless engines, PK kits (Piston Kits) are offered. Each PK kit includes: Piston, Piston Rings, Pin and Retainers. Repair Sleeves are available separately.