About TRQ: TRQ is a trusted brand dedicated to making every repair a success story by combining premium parts with easy installation. Each TRQ part is engineered by a team of automotive experts to meet or exceed OEM standards, delivering enhanced performance and maximum longevity. With rigorous in-house testing, the brand ensures superior fit and function across every product line. TRQ also provides customers with best-in-class, step-by-step installation videos—so you can complete repairs with confidence, whether you're a first-time DIYer or an industry professional.
Our control arms are designed to be direct replacements for the original factory parts. They are 100% brand new and require no modifications for installation. No special tools are required because all of the bushings come pre-installed.
Our steering and suspension components are pre-greased and sealed for long life and do not require the extra maintenance typically required by greaseable versions.
Attention California Customers:
WARNING: This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
This part fits
2 vehicles spanning 2006-2011.
Fits these Makes
Select vehicle
Year
Make
Model
Description
2006-2011
Buick
Lucerne
Buick Lucerne Front Driver Side Lower Control Arm with Ball Joint TRQ PSA84040
2006-2011
Cadillac
DTS
Cadillac DTS Front Driver Side Lower Control Arm with Ball Joint TRQ PSA84040
Part Interchange
Brand Label
Part Number
ACDelco
45D3466
Dorman
520-393
MAS Industries
CB90323
General Motors
15939599
Mevotech
CMK80354
Precision Driveline
CB50008
MOOG Chassis Products
K80354
NAPA Premium
2605878
Dorman - OE Solutions
520-393
Centric Parts
623.62036
General Motors
15858208
Mcquay-Norris
FA4872
Mevotech
MK80354
Mevotech
GK80354
MOOG Chassis Products
RK80354
Falcon Steering Systems
FK80354
General Motors
25750675
General Motors
15297863
MOOG Chassis Products
CK80354
General Motors
15931295
General Motors
10388236
General Motors
2570675
Centric Parts
622.62036
Ingalls Engineering
CAK80354
NAPA
260-5878
Raybestos Chassis
507-1399
DIY Solutions
SUS05594
Carquest
CA444B
Dorman - Premium
CB90323PR
Hollander
512-00444L
Mevotech Supreme
CMK80354
Mevotech Supreme
MK80354
Mevotech Supreme
GK80354
This item may be interchangeable with parts from other brands with the above part numbers.
This information is provided only for reference and does not guarantee that the item you are
purchasing is identical to parts with part numbers from the brands listed above.
To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.
Lifetime Warranty
This item is backed by our limited lifetime warranty. In the event that this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.
FREE Shipping is standard on orders shipped to the lower 48 States (Contiguous United States). Standard shipping charges apply to Hawaii and Alaska.
Shipping is not available to a P.O. Box, APO/FPO/DPO addresses, US Territories, or Canada for this item.
Expedited is available on checkout to the United States, excluding Alaska, Hawaii.
Final shipping costs are available at checkout.
PSA84040
In Stock
Product Reviews
5.0/ 5
★★★★★★★★★★
1 review
5★
100%
4★
0%
3★
0%
2★
0%
1★
0%
★★★★★August 14, 2019
Services & shipment is and was great & on time!
I order this lower driver side control arm w/ ball joint & bushings and it came in pretty quick and fitted on my car perfectly, and so did the other parts i ordered. So I'm recommend A1Auto parts as one of my best auto parts shopping store. 5?
Showing 1–1 of 1 review
Customer Q&A
Got a question about this part? Post it and get answers from our team.
No questions have been answered for this product yet.
Customer service
877-844-3393
Monday - Friday 8:00am - 9:30pm ET Saturday - Sunday 8:00am - 4:30pm ET
Ask a Question
Check Your Email
We sent a verification email to .
Click the Verify Email button in the email to submit your question.
This extra step helps prevent spam.
Select Your Vehicle
Specify your vehicle's year, make and model to guarantee fit.