This product is the heart of the drive transfer system in the Toyota UA80 series 8-speed transmission—the Central Clutch Drum. Engineered as a direct replacement for OEM components 3570448041 and 357040E010, it meets or exceeds original specifications for performance and durability. It is specifically designed to address failures like low-speed shudder, harsh shifting, and slippage originating from wear in the B1 Brake hub and related clutch assemblies, providing a definitive repair solution for professionals.
Features & Benefits:
Guaranteed OEM Fit: Directly replaces OEM 3570448041, ensuring 100% compatibility for seamless installation and operation.
Core Function Restoration: As the central gear hub for drive transfer, its precision machining ensures smooth engagement of clutch and brake packs, eliminating shift quality issues at the root cause.
Enhanced Durability: Constructed from high-strength alloy and treated with special heat processes, it offers superior wear resistance, extending transmission overhaul intervals.
Precise Compatibility: Designed for Aisin UA80E, UA80F, AA80E, AB80F 8-speed automatic transmissions. Ideal for Toyota Highlander and other compatible models.
Professional Insight: Wear in this central hub/drum directly impacts B1 brake function, leading to a range of shift malfunctions. Replacing this critical component with a high-quality part is essential for a long-lasting repair.
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