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45RFE Extension Housing 72770AE (4 1/2” Long)

Catalog name:
Extension Housing, 45RFE (4 1/2” Long) Aluminum (6 Bolts To Transfer Case) 4 Bolt Mount (Cast #52107719) 1999-Up
Extension Housing, 45RFE (4 1/2” Long) Aluminum (6 Bolts To Transfer Case) 4 Bolt Mount (Cast #52107719) 1999-Up — Part # 72770AE
Part # 72770AE
Type:
Case, housing
Transmissions:
45RFE, 5-45RFE, 65RFE, 66RFE, 68RFE
Years:
1999-Up
Size:
4 1/2” Long
Data as of:
2026-10-17

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Cross-reference numbers

NumberSystemStatus
72770AEWIT✓ catalog
52107719Casting #✓ catalog
52107719OEM✓ catalog
44205DACCO? unverified

Where it fits

DiagramPositionTransmission page
5-45RFE770—
Other parts in 5-45RFE position 770:
  • 72770AF Extension Housing, 45RFE (5 3/4” Long) Aluminum (6 Bolts To Transfer Case) 4 Bolt Mount (Cast #52098690) 1999-Up
  • 72770B Extension Housing, 45RFE 2WD (15” Long)(3 Bolt Mount) 1999-Up
  • 72770CA ExtensionHousing, 68RFE 4x4 (4 1/8” Long)(Aluminum)(2 Threaded Bosses On Drivers Side) 2007-Up
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