U660 Auto Transmission Systems C1/C2 Drum U660E Transmission Clutch. OEM Part Number：U660E. Advanced heat dissipation design prevents overheating, maintaining optimal transmission performance. The easy‑to‑wipe outer surface minimizes maintenance work and keeps your engine bay looking tidy. Its washable exterior design eases regular upkeep and preserves a clean appearance within the engine compartment., Manufacturer: EHYSYN