1966 Mercury Comet Ball Joints
Keep Your 1966 Mercury Comet in Top Shape with Quality Ball Joints
Whether you’re repairing or upgrading your Ball Joint, using high-quality parts is key to keeping your 1966 Mercury Comet looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Lower Control Arm and Ball Joints and Lower Ball Joints. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Competitive Prices and Extensive Inventory
The average price for a 1966 Mercury Comet Ball Joint at Advance Auto Parts is around $88.74, with a range that starts at $34.99 and goes up to $125.99. With 6 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Suspension Ball Joint, Front Upper Suspension Control Arm and Ball Joint Assembly, and Suspension Control Arm start at just $40.49 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Ball Joint, don’t forget to check out other key components like Gear Boxes and Idler Arms. At Advance Auto Parts, we’re here to help you keep your 1966 Mercury Comet in peak condition, inside and out.
Find Your Specific 1966 Mercury Comet Ball Joints
Looking for the perfect Ball Joint for your 1966 Mercury Comet? You’re in the right place. Below, you’ll find links to various types of Ball Joints that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Ball Joints, ensuring durability and a precise fit for your Mercury Comet. Whether you’re driving a 1966 model or another popular model year like
1968,
1969,
1971,
1972,
1973,
1974,
1975,
1976, and
1977, we’ve got you covered. Purchasing Ball Joints from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Ball Joints that fit your vehicle.
Essential 1966 Mercury Comet Ball Joints
Dorman – Suspension Control Arm (Part No.520-396)
from
$105.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
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Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
MOOG – Front Upper Suspension Control Arm and Ball Joint Assembly (Part No.RK621428)
from
$125.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
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Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
Dorman – Suspension Control Arm (Part No.520-395)
from
$113.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
MOOG – Front Lower Suspension Control Arm and Ball Joint Assembly (Part No.RK643575)
from
$93.99
Product Features:
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- GREASEABLE SOCKETá–?Makes maintenance easy and reduces corrosion and wear by allowing new lubricant to flush contaminants
- KEEPS DIRT AND WATER OUT –?Pre-installed dust bootáseal provides an effective barrier againstáwear-causing contaminants
- ADDED CORROSION PROTECTIONá–?Specially-engineered coatings are applied to metal surfaces toáinhibit?premature deterioration?caused by rain, snow, salt and road grime
- PREMIUM BUSHINGS –?Pre-installed with optimized stiffness to inhibit noise for a comfortable ride
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- QUALITY ASSURANCEá–áLaser-etched ID provides visible assurance of genuine MOOG quality
Dorman – Suspension Control Arm (Part No.520-397)
from
$66.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
MOOG – Suspension Control Arm & Ball Joint Assembly (Part No.RK621369)
from
$102.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
See More
Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
Rare Parts – Control Arm W/ Ball Joint (Part No.RP10271)
from
$70.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.
Product Features:
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Product Features:
- Restores vehicle handling
- With ball joint
- Reduces vibration
- With bushing
Dorman – Suspension Control Arm (Part No.520-229)
from
$122.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
Dorman – CONTROL ARM (Part No.526-683)
from
$96.99
CONTROL ARM
Dorman – Suspension Control Arm (Part No.520-105)
from
$121.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
MOOG – Suspension Control Arm & Ball Joint Assembly (Part No.RK8123)
from
$52.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
See More
Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
MOOG – Suspension Control Arm & Ball Joint Assembly (Part No.RK8121)
from
$102.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
See More
Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- INSTALLATION READY — Pre-installed ball joints with sealed sockets for maintenance-free operation
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
Rare Parts – Control Arm with Ball Joint (Part No.RP12832)
from
$189.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.
Product Features:
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Product Features:
- Restores vehicle handling
- With ball joint
- Reduces vibration
- With bushing
Rare Parts – Control Arm w/Ball Joint – Lower (Part No.RP10270)
from
$89.99
Control Arm w/Ball Joint – Lower
Rare Parts – Ball Joint (Part No.RP10141)
from
$34.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.
Product Features:
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Product Features:
- Heat treated components
- Dust seal to prevent contamination
- Restores vehicle handling
- Restores OE alignment
Rare Parts – Ball Joint – Upper (Part No.RP10330)
from
$169.99
Ball Joint – Upper
Rare Parts – Ball Joint (Part No.RP10105)
from
$139.99
Rare Parts prides itself in only manufacturing high quality chassis parts. Diamond Series parts will exceed OEM and aftermarket products. Examples would be: forged verses stamped housings, greaseable, tighter machining tolerances, and proper heat treat of ball studs and mating components. Every Diamond Series part is tested and inspected in our facility prior to being sold. So rest assured you are getting a quality part when quality counts.
Product Features:
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Product Features:
- Full Ball Stud Pitman Arm end
- Greaseable
- Self aligning no bind design
- Low friction
MOOG – Suspension Ball Joint (Part No.K8036)
from
$40.49
Backed by superior materials and rigorous testing, MOOG® ball joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.
Product Features:
See More
Product Features:
- STRONG AND DURABLE — Ball studs are heat treated to match or exceed OE requirements to inhibit premature failure and improve fatigue strength
- GREASEABLE SOCKET — Reduces corrosion and wear by allowing new lubricant to flush contaminants
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- Larger grease reservoir and easy-to-install pre-tapped grease fitting hole for improved maintenance
- Greaseable socket reduces corrosion and wear by allowing new lubricant to flush contaminants
Popular 1966 Mercury Comet Ball Joints Categories
Most Popular Lower Control Arm and Ball Joints for 1966 Mercury Comets
Enhance your 1966 Mercury Comet with one of the 4 Lower Control Arm and Ball Joints we have in stock, starting at just $102.99.
MOOG – Suspension Control Arm & Ball Joint Assembly (Part No.RK8121)
from
$102.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
See More
Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- INSTALLATION READY — Pre-installed ball joints with sealed sockets for maintenance-free operation
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
MOOG – Front Upper Suspension Control Arm and Ball Joint Assembly (Part No.RK621428)
from
$125.99
MOOG premium control arms for foreign and domestic nameplates are engineered for structural strength and corrosion protection.
Product Features:
See More
Product Features:
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- HIGHLY PRECISE ENGINEERING — Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- LONG LIFE — Ball stud shape ensures fatigue life, compensating for sag and suspension and adding extra swing when you need it
- ENHANCED STRUCTURAL STRENGTH — Heat treated to match or exceed OE requirements to inhibit premature failure
- ADDED CORROSION PROTECTION — Coated studs and e-coated cast iron and steel control arms inhibit premature deterioration
Dorman – Suspension Control Arm (Part No.520-105)
from
$121.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
Dorman – Suspension Control Arm (Part No.520-396)
from
$105.99
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
Product Features:
See More
Product Features:
- Trustworthy replacement – this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair – each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering – underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed – additional coatings offer long-lasting rust and corrosion resistance
Best-Selling 1966 Mercury Comet Lower Ball Joints
Upgrade your Comet with one of our 2 best-selling Lower Ball Joints.
MOOG – Suspension Ball Joint (Part No.K8036)
from
$40.49
Backed by superior materials and rigorous testing, MOOG® ball joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.
Product Features:
See More
Product Features:
- STRONG AND DURABLE — Ball studs are heat treated to match or exceed OE requirements to inhibit premature failure and improve fatigue strength
- GREASEABLE SOCKET — Reduces corrosion and wear by allowing new lubricant to flush contaminants
- EASY TO INSTALL — Precision tolerances for easy installation and steering alignment giving you a perfect fit right out of the box
- COMPREHENSIVE COVERAGE — Available for foreign and domestic nameplates
- Larger grease reservoir and easy-to-install pre-tapped grease fitting hole for improved maintenance
- Greaseable socket reduces corrosion and wear by allowing new lubricant to flush contaminants
Rare Parts – Ball Joint (Part No.RP10141)
from
$34.99
This high quality chassis part will improve overall vehicle handling, reduce tire wear and increase the life of other steering and suspension components. These chassis parts are manufactured to meet or exceed OEM.
Product Features:
See More
Product Features:
- Heat treated components
- Dust seal to prevent contamination
- Restores vehicle handling
- Restores OE alignment
FAQs for 1966 Mercury Comet Ball Joints
What are the best-selling Ball Joints for 1966 Mercury Comets?
Out of 6 Ball Joints that fit 1966 Mercury Comets, the following parts are the top sellers:
- Suspension Ball Joint (20517364) – $40.49
- Front Upper Suspension Control Arm and Ball Joint Assembly (10840538) – $125.99
- Suspension Control Arm (20520639) – $121.99
What’s the price range for 1966 Mercury Comet Ball Joints?
The prices of Ball Joints for the 1966 Mercury Comet range from $34.99 up to $125.99 for the most premium parts.
What is the average price of a Ball Joint for a 1966 Mercury Comet?
The average price for Ball Joints for the 1966 Mercury Comet is $88.74. Keep in mind the variety of part types within our Ball Joint category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Ball Joints for other Mercury Comet model years?
What are the cheapest Ball Joints for my 1966 Mercury Comet?
The cheapest 1966 Mercury Comet Ball Joints we carry are:
- Ball Joint (20510016) – $34.99
- Suspension Ball Joint (20517364) – $40.49
- Suspension Control Arm & Ball Joint Assembly (10195408) – $102.99
- Suspension Control Arm (20830086) – $105.99
- Suspension Control Arm (20520639) – $121.99
Does Advance Auto Parts sell Ball Joints for any other 1966 Mercury models?
Yes. We stock Ball Joints for 9 other popular 1966 Mercury models. Some of the most popular are 1966 Monterey Ball Joints, 1966 Marauder Ball Joints, 1966 Colony Park Ball Joints, 1966 Capri Ball Joints, and 1966 Cyclone Ball Joints.
What are the top-rated Ball Joints that fit the 1966 Mercury Comet?
The one 1966 Mercury Comet Ball Joint we have in stock is the Ball Joint. It costs $34.99.
What types of Ball Joints do you sell for my 1966 Mercury Comet?
As of 11/2/25, these are some of the most in-demand types of Ball Joints for a 1966 Mercury Comet:
Can I get help with 1966 Mercury Comet Ball Joint orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Ball Joints and more.
What is your return policy for Mercury Comet Ball Joints?
Advance Auto Parts keeps returns simple. For new Mercury Comet Ball Joints and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.