1U3990 Cylinder & Rods for Caterpillar

1U3990 is a hydraulic cylinder and rod assembly for Caterpillar track-type tractors. This part is used on the Caterpillar 56, 56H, 6, 6A, 6S and 6SU D6H models. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 1U3990 and belongs to the hydraulic cylinders category. It is intended for installation in compatible Caterpillar equipment listed below. The available product data identifies the component as a cylinder with rods; additional details such as cylinder position, mounting configuration, bore diameter, rod diameter, stroke, seal composition and included hardware are not specified.

Fitment

• Manufacturer of equipment: Caterpillar
• Equipment type: track-type tractor
• Model: 56
• Model: 56H
• Model: 6
• Model: 6A
• Model: 6S
• Model: 6SU D6H

Specifications