Monroe Shocks & Struts Suspension Shock Absorber P/N:37421

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$42.99
MPN: 37421
Item Package Quantity: 1
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Monroe Shocks & Struts Suspension Shock Absorber P/N:37421
Monroe Shocks & Struts Suspension Shock Absorber P/N:37421
$42.99

Settle the ride and keep the rear wheels planted with the Monroe OESpectrum Rear Suspension Shock Absorber 37421. This nitrogen gas-charged shock is a direct-fit replacement for the 2015-2017 Lexus NX200T, 2018-2021 Lexus NX300, and 2015-2021 Lexus NX300H — see the Buyer's Guide tab for full engine details. It mounts in the rear position and is designed to help restore factory ride control while filtering out impact-related noise, vibration, and harshness.

  • Full displaced valving: tuned to the vehicle and paired with a larger bore for more efficient damping control and a consistent, smooth ride.
  • PTFE-banded piston: provides consistent sealing between the piston and pressure tube for better control and increased durability.
  • Nitrogen gas charge: helps maintain tire-to-road contact by reducing aeration and shock fade for improved ride and handling.
  • OE all-weather fluid: contains additives that assist in temperature extremes and help reduce oil breakdown, while a self-lubricating fluid seal retains gas and reduces friction against the piston rod.

Backed by Monroe's Limited Lifetime Warranty and Feel the Difference Guarantee. Sold individually; for even, balanced handling it's best practice to replace both rear shocks as a matched pair.

Interchange: 2701412069 · 342481 · 4853078010 · 4853078020 · 4853078040 · 4853078050 · 4853178011 · 4853178012 · 4853178020 · 4854178011 · 4854178012 · 4854178020 · 210363 · 12130246

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

2701412069, 342481, 4853078010, 4853078020, 4853078040, 4853078050, 4853178011, 4853178012, 4853178020, 4854178011, 4854178012, 4854178020, 210363, 37421, 12130246

Frequently Asked Questions

Where does this shock mount?

The 37421 is cataloged for the rear position. It's a direct-fit replacement for the listed Lexus NX applications.

Will this fit my Lexus?

It's a direct-fit replacement for the 2015-2017 Lexus NX200T, 2018-2021 Lexus NX300, and 2015-2021 Lexus NX300H. Check the Buyer's Guide tab to confirm your exact vehicle.

Is this shock gas-charged?

Yes. It uses a nitrogen gas charge that helps maintain tire-to-road contact by reducing aeration and shock fade for improved ride and handling.

Is it sold individually or as a pair?

This listing is for one shock absorber. For even, balanced handling, it's best practice to replace both rear shocks together as a matched pair.

What are signs my rear shocks may need replacing?

Excessive bouncing, rear-end sway, nose dive, or uneven tire wear can be signs. Have the suspension diagnosed, since these symptoms can have other causes; if worn shocks are the cause, this replaces them.