WESPC U5PR0059 Piston Ring Kit for Perkins 1004.4 1004.4T Series

WESPC U5PR0059 Piston Ring Kit for Perkins 1004.4 1004.4T Series

Application

WESPC U5PR0059 piston ring kit is designed for Perkins 1004.4 and 1004.4T diesel engines, commonly used in agricultural tractors, construction machinery, and mid-range generator sets. This kit restores combustion sealing and oil control in 4-cylinder platforms operating under medium to high load conditions. Its multi-ring configuration supports Tier 2 emission compliance and long service intervals in both field and industrial environments.

Generator sets

Applied in Perkins-powered generator sets ranging from 80–150 kVA, especially those equipped with 1004.4T engines. The U5PR0059 ring kit ensures consistent compression, reduced blow-by, and stable output under standby and prime power modes.

Industrial systems Used in Massey Ferguson tractors, loaders, and agricultural machinery requiring high torque and thermal resilience. Its surface-treated rings resist wear, scuffing, and fatigue, supporting long operational cycles under variable load and harsh field conditions.

Technical specifications

Part number: U5PR0059

Function: piston ring kit (multi-ring configuration)

Material: steel alloy with nitrided and chrome surface treatment

Compatible engines: Perkins 1004.4 / 1004.4T

Bore size: 100.00 mm

Warranty: 12 months

Interchange part number

U5PR0059; verified fitment for Perkins 1004.4 and 1004.4T engines used in Massey Ferguson and industrial platforms

WESPC(Dongguan)Tech Co., Ltd. is a wholly-owned subsidiary of WESPC Hong Kong.

The company has long been deeply engaged in the Perkins aftermarket spare parts sector, while also covering a wide range of multi-brand engines and related components. With years of professional expertise and a solid reputation, WESPC provides customers with diverse, one-stop solutions tailored to their needs.

Leveraging the global vision of its Hong Kong headquarters and the strategic location advantages of Dongguan, WESPC Dongguan is committed to building a highly efficient and reliable supply chain system, supported by professional technical expertise and comprehensive after-sales services, to continuously create greater value for its customers.

Looking ahead, the company will continue to expand its business landscape, keep pace with industry trends, and consistently enhance product and service quality—working hand in hand with global partners to achieve mutual growth and success.