The balance piston is suitable for the modern 45581-4F030 piston No. 4 and the overdrive clutch

A8LR1 Balance Piston (P/N: 45581-4F030) – Hyundai 4th & Overdrive Clutch Application

Technical Verification:

With 20 years of transmission expertise, our engineering team confirms this piston meets exact OEM specifications for Hyundai A8LR1 transmissions.

Product Specifications:

• Genuine OEM replacement for P/N 45581-4F030

• Directly compatible with Hyundai A8LR1 transmissions

• Specifically designed for 4th and overdrive clutch operation

• Includes all necessary seals and retainers

Critical Features:

• Precision-machined aluminum construction
• OEM-spec diameter and tolerance (±0.02mm)
• High-temperature sealing rings included
• Designed for hydraulic balance in clutch apply systems

Service Advantages:

• Our master technicians provide installation guidance

• Solves clutch engagement and pressure issues in 4th and overdrive gears

• Restores smooth shifting in higher gears

• Includes detailed installation instructions

45581-4F030 Piston – The Genuine Solution for Hyundai Transmission Performance.

7DCT330 Oil Filter side view

7DCT330 Oil Filter installation view