3S4059 Transmission Seal Ring for Caterpillar Equipment

The 3S4059 transmission seal ring is used in transmission-related applications on Caterpillar equipment, including Caterpillar engines, a pipelayer, and a track-type tractor. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 3S4059 and belongs to the transmission seal ring category. The equipment applications listed below include gas engines, generator-set engines, industrial engines, marine engines, the 594 pipelayer, and the D9H track-type tractor manufactured by Caterpillar.

Fitment

• Gas engines: G379, G398, G399
• Gen set engine: D379B
• Industrial engines: D353C, D379, D398, D399
• Marine engines: D379A, D398A
• Pipelayer: 594
• Track-type tractor: D9H

Specifications