Monroe Shocks & Struts 172321 front strut assembly for the 2006-2011 Buick Lucerne and other vehicles replaces the strut, coil spring and upper mount as one unit. Also called a complete strut and coil spring assembly, it helps control wheel and spring movement.
- Quick-Strut line with a vehicle-specific design
- Application-specific coil spring, mount and strut designs for the ride and handling of each vehicle
- Coil spring calibrated to restore ride height and support the vehicle's weight
- Reduces body sway, vibration and road harshness before it reaches the passenger cabin
- Upper strut mount helps keep steering precise and limits noise, vibration, harshness and memory steer
- Protective coating resists rust and corrosion and is salt spray tested
Quick facts
- Part: Monroe Shocks & Struts 172321 strut assembly
- Also called: complete strut and coil spring assembly
- Fits: 2006-2011 Buick Lucerne and other vehicles
- Position: Front
- Condition: New
A knock over bumps, fluid on the strut body or a bouncy, swaying ride can mean a front strut is worn. Worn control arm bushings, sway bar links or tires can be behind those signs too, so find the cause before you buy. Front struts are normally replaced as a pair; this listing is one assembly.
Fits
It is a direct-fit replacement for the 2006-2011 Buick Lucerne and the 2006-2011 Cadillac DTS.
Specifications
Fit and size
- Position: Front
- Quantity per vehicle: 2
- Body length: 9.29 in
- Compressed length: 9.79 in (248.7 mm)
- Extended length: 16.65 in (422.9 mm)
- Travel length: 6.7 in
Build and materials
- Type: strut assembly with coil spring and strut mount
- Gas charged: Yes
- Suspension: passive, with non-adjustable ride height and compression
- Condition: New
- Warranty: Monroe Limited Lifetime Warranty
In the box
One front strut assembly with its coil spring, strut mount, spring insulator and strut mount insulator. The 2006-2011 Buick Lucerne and the 2006-2011 Cadillac DTS take two.
Installation notes
- Arrives fully assembled, so no spring compressor is needed.
- Mounting hardware is included with the assembly.
Interchange: 903054RS · 2701541585 · 19208029 · 18816959 · LS3484431B · 2331931 · G57324 · 335065 · SR4211 · 34GM1127 · LS57324 · 816959 · 817051 · 92140276 · 11700
Product information is for general reference and may contain errors. See our Disclaimer.
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
Is the Monroe Quick-Strut 172321 the right front strut for the 2006-2011 Cadillac DTS?
Yes. Monroe Shocks & Struts 172321 is a front strut assembly that fits the 2006-2011 Cadillac DTS.
Does the Monroe 172321 come with the coil spring and upper mount?
Yes. Monroe 172321 includes the coil spring, strut mount, both insulators and mounting hardware in one preassembled unit.
Is this front strut assembly gas charged, and can I adjust it?
Yes, it is gas charged. It is a passive design, and neither ride height nor compression is adjustable.
Do leaking fluid or a clunk over bumps mean a front strut is worn?
They can. Oily fluid on a front strut body, a knock over bumps or extra body sway can be signs of wear.
Do I need a spring compressor to install the Monroe 172321?
No. Monroe Quick-Strut 172321 arrives fully assembled with the spring already on the strut, so no spring compressor is needed.
