Stabilus Hood Lift Support P/N:4B-277997

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$18.99
MPN: 4B-277997
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Stabilus Hood Lift Support P/N:4B-277997
Stabilus Hood Lift Support P/N:4B-277997
$18.99

Raise the hood smoothly and hold it open with the Stabilus Hood Lift Support 4B-277997, a gas-charged lift support with dynamic speed control that measures 17.99 inches. It's a direct-fit replacement for the 2017-2020 Acura MDX — see the Buyer's Guide tab for engine-level application details.

This is Stabilus' Lift-O-Mat design, which uses a longitudinal groove (a velocity manifold) pressed into the tube wall so gas flows around the piston with extension speed and damping engineered for this specific application. The groove profile gradually narrows toward the end of the stroke for a gentle, controlled stop.

  • Dynamic damping speed control: creates a fluid opening motion with no bouncing or jerking during cycling.
  • Corrosion resistance: part coatings tested to automotive standards.
  • Easy installation: requires no special tools.
  • Based on the OE design: intended to provide proper fit, form, and function.

For best results, replace lift supports in pairs so both sides hold and cycle evenly.

Interchange: 74145-TZ5-A02
74145TZ5A02 · 74145TZ5A020 · 74145TZ5A020M1 · 099956 · 196963 · 277997 · 702207 · 967737 · 7352 · D7352 · E7352 · 613090

This part cross-references / interchanges with the following part numbers:

74145-TZ5-A02, 74145TZ5A02, 74145TZ5A020, 74145TZ5A020M1, 099956, 196963, 277997, 702207, 967737, 7352, D7352, E7352, 613090

Frequently Asked Questions

What vehicle does this hood lift support fit?

It's a direct-fit replacement for the 2017-2020 Acura MDX. Check the Buyer's Guide tab to confirm the application for your specific vehicle.

What does a hood lift support do?

It's a gas-charged support that raises the hood and holds it open. This one adds dynamic damping speed control for a fluid opening motion without bouncing or jerking.

Should I replace both lift supports at once?

For best results, Stabilus recommends replacing them in pairs so both sides raise, hold, and cycle evenly.

Are any special tools required to install it?

No. The manufacturer states it is easy to install and requires no special tools. Consult your vehicle service information for the correct procedure.

What are signs this hood lift support may need replacing?

A hood that drifts down, won't stay open, or opens with a bounce or jerk are common signs a lift support has lost its gas charge and may need replacement.