StrongArm 4603 Hood Lift Support
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StrongArm

StrongArm 4603 Hood Lift Support

Brand StrongArm 4603
Compressed Length 9.61
Cylinder Outside Diameter 22.0
End 1 Type Off-Set Blade (.605 dia. Hole)
End 2 Type Off-Set Blade (.318 dia. Hole)
Extended Length 14.62
Inner Shaft Diameter 10.0
Internal Rebound Spring No
Materials Rubber
Materials Teflon
Maximum Force 85.0
Outer Cylinder Color Black
Outer Cylinder Material Steel
Stroke Length 5.01
Universal Or Specific Fit Specific
Fits Nissan · 6 vehicles

Specific fit. Custom-engineered for a precise replacement.

Steel cylinder. Black outer cylinder with durable construction.

Smooth operation. Built for reliable, longer-lasting support.

Cross-references AMS Automotive 4603, 819-5404 and 900324 for the same application. See all 5.

$24.32Free shipping
In stock · usually ships same day before 1pm CST
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Not what you need? See all Hood Lift Support options

Hood Lift Support for Nissan 300ZX

StrongArm 4603 is a specific-fit hood lift support for the 1984-1989 Nissan 300ZX, with fitment listed through 01/1989. It uses a pressurized cylinder design to hold the hood open with controlled movement and steady support. The StrongArm 4603 is built for drivers replacing a worn hood strut on a Nissan 300ZX.

Key Features

  • Specific-fit hood lift support for the 1984-1989 Nissan 300ZX
  • Extended length: 14.62 in.; compressed length: 9.61 in.
  • Stroke length: 5.01 in. with 85.0 maximum force
  • Black steel outer cylinder for durable hood support service
  • Off-set blade ends: .605 in. hole on one end and .318 in. hole on the other
  • Rubber and Teflon materials used in the support assembly
  • Cross-references AMS Automotive 4603 for the same application

Product Details

StrongArm engineers each lift support to meet application-specific requirements, and this hood strut is built around the dimensions and force rating needed for the Nissan 300ZX hood. The pressurized cylinder helps maintain consistent lift and controlled lowering, while the steel outer cylinder supports long-term service in daily use. If you are searching for a StrongArm 4603 hood lift support for a Nissan 300ZX, this part matches the listed fitment and hardware style for the vehicle application.

Common Problems This Part Can Help Solve

  • Hood will not stay open
  • Hood drops too quickly when raised
  • Weak or uneven hood support
  • Loss of lift force from a worn gas strut
  • Difficulty accessing the engine bay safely

Installation Notes

Verify the vehicle is a 1984-1989 Nissan 300ZX before ordering, with fitment noted to 01/1989. Match the end fittings and length specifications to the original support before installation. For safe and reliable hood support, replace hood lift supports in pairs when servicing the vehicle.

Quality Assurance

StrongArm lift supports are custom engineered and manufactured beyond industry standards to deliver smoother operation and longer service life. Part number 4603 is built as a specific-fit replacement for the listed Nissan 300ZX application.

Related reading

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1989Nissan300ZXN/ATo 01/1989
1988Nissan300ZXN/ATo 01/1989
1987Nissan300ZXN/ATo 01/1989
1986Nissan300ZXN/ATo 01/1989
1985Nissan300ZXN/ATo 01/1989
1984Nissan300ZXN/ATo 01/1989
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4603819-5404900324901329SG425001