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F4A51 Pinion 41730BC (20 Teeth, 2 Groove)

Catalog name:
Pinion, F4A51 (20 Teeth, 2 Groove)(8 1/2” Long) 1996-Up
Pinion, F4A51 (20 Teeth, 2 Groove)(8 1/2” Long) 1996-Up — Part # 41730BC
Part # 41730BC
Transmissions:
A4CF1, A4CF2, A5HF1, F4A41, F4A42, F4A51, W4A42, W4A51
Years:
1996-Up
Size:
20 Teeth, 2 Groove; 8 1/2” Long
Data as of:
2026-10-17

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Cross-reference numbers

NumberSystemStatus
41730BCWIT✓ catalog

Where it fits

DiagramPositionTransmission page
A4CF1730A4CF1
F4A42730—
Other parts in A4CF1 position 730:
  • 41730A Pinion, F4A41/F4A42 (18 Teeth)(1 Groove)(8 1/4” Long) 1996-Up
  • 41730AA Pinion, F4A41/F4A42 (19 Teeth)(1 Groove)(8 1/4” Long) 1996-Up
  • 41730AB Pinion, W4A42 (15 Teeth)(2 Groove)(8 1/4” Long) 2001-Up
  • 41730BA Pinion, F4A51 (21 Teeth, 1 Groove)(8 1/2” Long) 1996-Up
  • 41730C Pinion, F5A51 (21 Teeth, No Groove)(3” Long) 2001-Up
  • 41730D Pinion, W4A51 (AWD)(21 Teeth, 2 Groove)(8 1/2” Long) 2001-Up
  • 41730DA Pinion, W4A51(W4A5A)(17 Teeth, 1 Groove)(8 1/2” Long) 2001-Up
  • 41730E Pinion, A4CF1/A4CF2 (19 Teeth, 1 Groove)(4.736”Long) 2006-Up
  • 41730H Pinion, A5HF1 (21 Teeth, 1 Groove)(3” Long) 2006-Up
Other parts in F4A42 position 730:
  • 41730A Pinion, F4A41/F4A42 (18 Teeth)(1 Groove)(8 1/4” Long) 1996-Up
  • 41730AA Pinion, F4A41/F4A42 (19 Teeth)(1 Groove)(8 1/4” Long) 1996-Up
  • 41730AB Pinion, W4A42 (15 Teeth)(2 Groove)(8 1/4” Long) 2001-Up
  • 41730BA Pinion, F4A51 (21 Teeth, 1 Groove)(8 1/2” Long) 1996-Up
  • 41730C Pinion, F5A51 (21 Teeth, No Groove)(3” Long) 2001-Up
  • 41730D Pinion, W4A51 (AWD)(21 Teeth, 2 Groove)(8 1/2” Long) 2001-Up
  • 41730DA Pinion, W4A51(W4A5A)(17 Teeth, 1 Groove)(8 1/2” Long) 2001-Up
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