BorgWarner 310mm NLU, Buick TH350, TH400 (3L80), AT-540

Stator Cap
Part No. GM-WP12-OE

Sonnax stator cap GM-WP12-OE is a thrust washer molded from a high performance phenolic resin, making it a significant upgrade compared to the OE thrust washer. The stator cap eliminates failure caused by parts spinning in the stator or fracturing, blistering, or cracking.

  • Combines lugs and ribs for anti-rotation and multiple applications
  • Cored construction
  • Material: Plastic
  • Total Thickness: 1.055"
  • Outer Dia.: 3.738"
  • Inner Dia.: 1.690"
  • Functional Thickness: 1.055"

Where to Buy

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  • New Customers: Fill out the form and a sales representative will contact you.
  • BorgWarner 310mm NLU, Buick TH350, TH400 (3L80), AT-540 Stator Cap GM-WP12-OE