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A4AF3 Forward Drum Ring 42181E (Front)

Catalog name:
Ring, KM171-5/KM172-5/KM175-5/KM176-5/KM177/KM177-8/A4AF/F4A33/W4A32/W4A33 Forward Drum (Front) 1.370”OD (Metal)…
Ring, KM171-5/KM172-5/KM175-5/KM176-5/KM177/KM177-8/A4AF/F4A33/W4A32/W4A33 Forward Drum (Front) 1.370”OD (Metal)… — Part # 42181E
Part # 42181E
Type:
Drum, ring
Transmissions:
A4AF1, A4AF2, A4AF3, A4BF1, A4BF2, F4A22, F4A33-1, F4A33-1 A, KM170, KM170-1, W4A-32, W4A33-1
Years:
1988-Up
Data as of:
2026-10-17

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Cross-reference numbers

NumberSystemStatus
MD722639OEM✓✓ confirmed by 2 sources
42181EWIT✓ catalog
72300502TransTec? unverified
B21318TransTec? unverified

Where it fits

DiagramPositionTransmission page
A4AF1181—
A4AF3181A4AF3
F4A33-1181F4A33-1
KM170181—
Other parts in A4AF1 position 181:
  • 42181A Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Metal) 1979-88
  • 42181AT Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Teflon) 1979-88
Other parts in A4AF3 position 181:
  • 42181A Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Metal) 1979-88
  • 42181AT Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Teflon) 1979-88
Other parts in F4A33-1 position 181:
  • 42181A Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Metal) 1979-88
  • 42181AT Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Teflon) 1979-88
Other parts in KM170 position 181:
  • 42181A Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Metal) 1979-88
  • 42181AT Ring, KM170/KM171/KM172/KM175 Forward Drum (Front) 1.259”OD (Teflon) 1979-88
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