Monroe Shocks & Struts Suspension Strut and Coil Spring Assembly P/N:172321

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$173.99
MPN: 172321
Item Package Quantity: 1
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Monroe Shocks & Struts Suspension Strut and Coil Spring Assembly P/N:172321
Monroe Shocks & Struts Suspension Strut and Coil Spring Assembly P/N:172321
$173.99

Help bring back a composed, level ride with the Monroe Quick-Strut 172321, a fully assembled front strut assembly engineered to help restore factory ride height and ride performance. It installs as a direct-fit replacement for the front suspension of the 2006-2011 Buick Lucerne and the 2006-2011 Cadillac DTS. See the Buyer's Guide tab for engine-specific details.

The upper strut mount, coil spring and strut arrive preassembled as one unit, so no spring compressor is needed, which helps make the repair quicker, safer and easier. Monroe fit checks and ride tests each vehicle-specific Quick-Strut.

  • Ride height: The application-specific coil spring is calibrated to the OE design. It is engineered to help restore ride height and support the vehicle's weight.
  • Vehicle-specific design: The coil spring, mount and strut are each matched to the application. They share an OE-style design for fit, form and function.
  • Control and steering: The assembly helps reduce body sway, vibration and road harshness before they reach the cabin. Its premium upper strut mount is designed for smooth steering and helps prevent noise, vibration, harshness and memory steer.
  • Rust resistance: A protective coating resists rust and corrosion, and the assembly is salt spray tested.

Signs a front strut may need replacing include excessive bouncing after bumps, nose dive when braking, increased body sway, fluid leaking from the strut, or uneven tire wear. Monroe backs this Quick-Strut assembly with its Limited Lifetime Warranty and its exclusive Feel the Difference™ Guarantee.

Interchange: 903054RS · 2701541585 · 19208029 · 18816959 · LS3484431B · 2331931 · G57324 · 335065 · SR4211 · 34GM1127 · LS57324 · 816959 · 817051 · 92140276 · 11700

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

903054RS, 2701541585, 19208029, 18816959, LS3484431B, 2331931, G57324, 335065, SR4211, 34GM1127, LS57324, 172321, 816959, 817051, 92140276, 11700

Frequently Asked Questions

Which vehicles does the Monroe 172321 fit?

It is listed for the front suspension of the 2006-2011 Buick Lucerne and the 2006-2011 Cadillac DTS. See the Buyer's Guide tab for engine-specific fitment details.

Do I need a spring compressor to install this complete strut and coil spring assembly?

No. The upper strut mount, coil spring and strut come preassembled as a single unit, so you don't need a spring compressor to install it.

What components are included in the Quick-Strut 172321?

It includes a preassembled upper strut mount, coil spring and strut. These are the components required for strut replacement, supplied as one unit.

What are signs my front struts may need replacing?

Common signs include excessive bouncing, nose dive under braking, body sway, fluid leaking from the strut, or uneven tire wear. Diagnose the cause first, because other suspension parts can produce similar symptoms.

What warranty comes with the Monroe 172321?

It comes with Monroe's Limited Lifetime Warranty and the exclusive Feel the Difference™ Guarantee.