StrongArm 4775

Brand StrongArm 4775
Compressed Length 14.3
Cylinder Outside Diameter 22.0
Universal Or Specific Fit Specific
Extended Length 23.7
Stroke Length 9.4
Inner Shaft Diameter 10.0
Outer Cylinder Color Black
Outer Cylinder Material Steel
End 1 Type Blade (.479 x .399 slotted hole)
End 2 Type Blade (.479 x .399 slotted hole)
Materials Rubber
Materials Teflon
Maximum Force 166.0
Fits Chrysler, Dodge, and Plymouth · 20 vehicles

Specific fit. Custom engineered for a precise replacement.

Steel cylinder. Built with a black steel body for durable support.

Smooth operation. Pressurized design delivers steadier, longer-lasting lift support.

Cross-references AMS Automotive 4775, 510-553 and 819-5285 for the same application. See all 8.

$24.74Free shipping
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StrongArm 4775 Lift Support for Chrysler, Dodge, and Plymouth

StrongArm 4775 is a specific-fit lift support engineered for rear hatch and liftgate applications on select Chrysler, Dodge, and Plymouth vehicles. It uses a pressurized cylinder design to provide smooth opening and controlled support for the hood, hatch, or rear glass where equipped.

Key Features

  • Specific-fit lift support for exact vehicle applications
  • Extended length: 23.7 in.; compressed length: 14.3 in.
  • Stroke length: 9.4 in. for controlled lift travel
  • Maximum force rating: 166.0
  • Steel outer cylinder with black finish
  • Blade ends with slotted-hole connection at both ends
  • Rubber and Teflon materials for smoother operation and wear resistance

Product Details

Built to StrongArm specifications, part number 4775 is manufactured to support consistent operation and long service life in rear lift applications. The cylinder measures 22.0 mm in outside diameter with a 10.0 mm inner shaft diameter, and its specific-fit design helps ensure proper alignment on the listed Chrysler Town & Country, Dodge Caravan, and Plymouth Voyager applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. Search terms such as Chrysler Town & Country lift support replacement, Dodge Caravan rear hatch strut, and Plymouth Voyager liftgate support point to this exact application family.

Common Problems This Part Can Address

  • Rear hatch or liftgate that will not stay open
  • Slow, weak, or uneven opening action
  • Loss of support pressure in the lift strut
  • Excessive effort needed to raise the hatch or rear glass
  • Intermittent or inconsistent hold-open performance

Installation Notes and Tips

Verify vehicle fitment before installation, especially the rear wiper note listed for the application. StrongArm recommends replacing lift supports in pairs to maintain balanced operation and reliable support. Confirm the blade-style end connections and overall length match the original support before removal.

Quality Assurance

StrongArm lift supports are custom engineered and manufactured beyond industry standards to promote smoother operation and longer-lasting performance. Part number 4775 is built for the listed Chrysler, Dodge, and Plymouth rear lift applications with application-specific fitment.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1990ChryslerTown & CountryN/Awithout Rear Wiper
1990DodgeCaravanN/Awithout Rear Wiper
1990PlymouthVoyagerN/Awithout Rear Wiper
1989DodgeCaravanN/Awithout Rear Wiper
1989PlymouthVoyagerN/Awithout Rear Wiper
1988ChryslerTown & CountryN/Awithout Rear Wiper
1988DodgeCaravanN/Awithout Rear Wiper
1988PlymouthVoyagerN/Awithout Rear Wiper
1987ChryslerTown & CountryN/Awithout Rear Wiper
1987DodgeCaravanN/Awithout Rear Wiper
1987PlymouthVoyagerN/Awithout Rear Wiper
1986ChryslerTown & CountryN/Awithout Rear Wiper
1986DodgeCaravanN/Awithout Rear Wiper
1986PlymouthVoyagerN/Awithout Rear Wiper
1985ChryslerTown & CountryN/Awithout Rear Wiper
1985DodgeCaravanN/Awithout Rear Wiper
1985PlymouthVoyagerN/Awithout Rear Wiper
1984ChryslerTown & CountryN/Awithout Rear Wiper
1984DodgeCaravanN/Awithout Rear Wiper
1984PlymouthVoyagerN/Awithout Rear Wiper
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4775510-553819-52859014904246671B95080C4775SG214001