15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
CRUISE
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Advance Rewards
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product main large

MOOG Suspension Ball Joint

(17 reviews)
Part # K6540
limited lifetime warranty
Loading...
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. K6540
Warranty Details (Limited Lifetime Warranty)
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:
  • DESIGN CHANGE - New and improved follower ball joint design to extend product life and simplify installation
  • PROBLEM SOLVER GUSHER BEARING: Metal-to-metal design provides strength and allows grease to flow through bearing surface for reduced friction and long life
  • 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
  • ABSORBS IMPACT: Belleville preload washer helps keep the bearing package tight as bearings wear
  • RESTORES LIKE-NEW STEERING: Patented pressed-in cover plate seals out debris and minimizes looseness, reducing bearing wear and promoting longer life
  • 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
Specifications
Adjustable:
No

Castle Nut Included:
Yes

Cotter Pin Hole:
Yes

Greaseable:
Yes

Material:
Neoprene

Maximum Outside Diameter:
2.08 in

Mounting Hardware Included:
Yes

Mounting Type:
Press-In

Part Description:
Suspension Ball Joint

Suspension Grade Type:
Standard Replacement
Loading...
Loading...Loading...Loading...Loading...Loading...
4.29 out of 5
17 Customer Reviews
71% of respondents would recommend this to a friend
Ratings Distribution
5 Stars
13
4 Stars
1
3 Stars
0
2 Stars
1
1 Star
2
Might last 1 week moog is not good
Pros
4
Durable
3
High-Performance
2
Easy To Use
1
Lightweight
1
Regreaseable
Cons
1
Difficult To Use
1
Difficult to press in
Best Uses
3
Trucks
Car/Motorcycle Describe yourself
3
Truck Enthusiast
2
Auto Enthusiast
2
Mechanic
1
Casual Driver
Most Liked Positive Review
the best for the money
more expensive than other brands, but worth every dollar. moog makes some of the best parts out there.
Most Liked Negative Review
Might last 1 week moog is not good
I had 3 bad balljoints in a row from moog, I even called they're company and the guy said a bad part is not possible obviously you dont know what your doing, I told they were properly installed but looked like bad metal but he dismissed any chance of a part failure only user
Reviewed by 17 Customers
Might last 1 week moog is not good
I had 3 bad balljoints in a row from moog, I even called they're company and the guy said a bad part is not possible obviously you dont know what your doing, I told they were properly installed but looked like bad metal but he dismissed any chance of a part failure only user
the best for the money
Staff Reviewer -
more expensive than other brands, but worth every dollar. moog makes some of the best parts out there.
Bottom Line Yes, I would recommend to a friend
Short Lifespan
Failed within 10,000 miles and under a year.
Bottom Line No, I would not recommend to a friend
best money can buy
Moog makes the best part you can buy. They will last as long or longer then oem.
Bottom Line Yes, I would recommend to a friend
easy way to shop
Verified Buyer -
easy way to shop simple
Bottom Line Yes, I would recommend to a friend
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2026 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®