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42RE/A500 Rear Sprag Outer Race 12665A (12 Bolt Holes, Only 11 Holes Are Threaded)

Catalog name:
Outer Race, A904/A500 Rear Sprag (12 Bolt Holes, Only 11 Holes Are Threaded) 1988-Up
Outer Race, A904/A500 Rear Sprag (12 Bolt Holes, Only 11 Holes Are Threaded) 1988-Up — Part # 12665A
Part # 12665A
Type:
Sprag
Transmissions:
30RH, 32RH, 40RH, 42RE, 42RH, 44RE, A998
Years:
1988-Up
Data as of:
2026-10-17

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Cross-reference numbers

NumberSystemStatus
12665AWIT✓ catalog
4431690OEM✓ catalog
12961NDACCO? unverified

Where it fits

DiagramPositionTransmission page
30RH665—
42RE66542RE
Other parts in 30RH position 665:
  • 12665 Outer Race, A904 Rear Sprag (7 Rivet Holes) 1960-89
  • 12665B Outer Race, A904 Rear Sprag (6 Threaded Holes) 1988-Up
  • 12665K Outer Race Kit, A904 Rear Sprag (Bolt In Outer Race & Retainer) 1960-89 (This Kit Replaces The 7 Rivet Outer Race)
Other parts in 42RE position 665:
  • 12665 Outer Race, A904 Rear Sprag (7 Rivet Holes) 1960-89
  • 12665B Outer Race, A904 Rear Sprag (6 Threaded Holes) 1988-Up
  • 12665K Outer Race Kit, A904 Rear Sprag (Bolt In Outer Race & Retainer) 1960-89 (This Kit Replaces The 7 Rivet Outer Race)
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