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Acura 74820-TX4-A01 Tailgate Lift Support Assembly
Acura 74820-TX4-A01 Tailgate Lift Support Assembly - Image 2
Acura 74820-TX4-A01 Tailgate Lift Support Assembly - Image 3
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Acura 74820-TX4-A01 Tailgate Lift Support Assembly


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Part TypeTailgate Lift Support
PositionRear
Quantity2 (Pair)
Extended Length21.85 in (555 mm)
Compressed Length13.86 in (352 mm)
Stroke7.91 in (201 mm)
OperationGas Charged
Body CodeTB3, TB4 (Power Liftgate)
Piston Rod FinishNitride Coated
Net Weight1.8 kg
Package Dimensions60 × 10 × 5 cm

Manufacturer No.

  • 74820-TX4-A01
  • 74820-TX4-A02
  • 74820-TX4-A11
  • 74820-TX4-A21
  • 74820-TX4-A22

OEM Part No.

  • 74820-TX4-A01

Engine Part No.

  • 3.5L V6

Interchange No.

  • 4B880515
  • 4B-880515
  • PM3548
  • SG265005
  • 880515
  • 307837
  • 308076
  • 309271
  • 418024
  • 418263
  • 632208
  • GASH-00013

Fitment Vehicles

  • Acura RDX (2013-2017)
This gas-charged tailgate lift support assembly is designed as a direct OEM replacement for the Acura RDX equipped with a power liftgate. The unit features a 21.85-inch extended length and 13.86-inch compressed length with a 7.91-inch stroke, providing the necessary force to hold the rear hatch open safely. Constructed with a nitride-coated piston rod and high-pressure nitrogen gas charge, it ensures consistent damping performance across temperature extremes. The assembly includes OEM-spec end fittings for bolt-on installation without modification. Supersedes part numbers 74820-TX4-A02, 74820-TX4-A11, and 74820-TX4-A21. Cross-references Stabilus 4B-880515 and Lift Supports Depot PM3548. Sold as a pair (quantity 2) for left and right side replacement.