moog-k90255 | Front Upper Ball Joint | Toyota 4Runner | Moog-K90255

  • moog-k90255 360image 1
  • moog-k90255 Front Upper Ball Joint
  • moog-k90255 Front Upper Ball Joint
  • moog-k90255 Front Upper Ball Joint
  • moog-k90255 Front Upper Ball Joint
  • moog-k90255 Front Upper Ball Joint
  • moog-k90255 360image large 1

Front Upper Ball Joint

Manufacturer: MOOG
Part Number: moog-k90255
Price: $47.21

check_box In Stock check_box Ships Immediately

Suggested part for moog-k90255: grease-gun-combo
grease-gun-combo Grease Gun and Extra Heavy Duty Grease - Fits Moog Zerk Fittings
MOOG parts come greased from the factory, but should also be greased at the time of installation. After installation, MOOG recommends greasing these parts at each oil change for the best service life.

Suggested part for moog-k90255: lucas-xtra-heavy-duty-grease-14oz
lucas-xtra-heavy-duty-grease-14oz X-tra Heavy Duty Grease - 14 oz
Out of grease? No problem we've got you covered with this Lucas Xtra Heavy Duty Grease tube refill.

  • Moog fulfills their warranty through their individual dealers. That means that in order to receive warranty support, you will have to refer back to the original dealer you purchased the part from. Be sure to check the dealer's warranty support before you buy the part to make sure that they will properly support the warranty. If a dealer will only refer you back to the manufacturer in order to receive warranty support, then you may not actually have any warranty at all.


    Moog Premium Steering Components carry a Limited Lifetime Warranty. Moog R-Series Control Arms, Hub Assemblies, and Strut Assemblies carry a 3 Year Warranty.

    Moog warranties their parts to be free of defects in materials and/or workmanship during these timeframes as measured from the date of purchase.

    If a Moog part should fail due to materials or manufacturing defect while under warranty, we will provide a replacement of the part upon return of the defective part.

Cross Reference from moog-k90255 to beckarnley-101-4817
Beck Arnley beckarnley-101-4817
. Standard OE replacement.
Price: $31.17
Warranty: 3 Years or 50000 Miles

FitmentFront Upper Ball Joint moog-k90255 fits these vehicles:

moog-k90255 | Front Upper Ball Joint | Toyota 4Runner | Moog-K90255

Fits Left or Right Side

Moog Problem Solver Ball Joints

Moog Ball Joints provide long-lasting dependability and performance. Moog ball joints are made with a hardened steel stud ball. These have a full 360-degree range of movement, allowing for consistent stud articulation throughout the life of the part. Grease grooves allow full lubrication between the housing and the ball stud for extended life.

Ball joints are a pivotal part of your vehicle's suspension, so go with the best replacement with Moog's Ball Joints. A ball joint allows your wheels to rotate when you turn the steering wheel. If your ball joint has failed or is failing, your vehicle's ability to turn is severely hindered. Moog's Ball Joints use innovated designs to maximize the performance and durability of your suspension.

Ball Joints Moog
moog ball joint


Not only do MOOG ball joints provide durability, they also provide peace of mind. Moog ball joints are covered by a Lifetime Warranty and, should you ever need it, can be handled directly through our DST Customer Service Team. Take turns confidently with a Moog ball joint.

MOOG moog-k90255

Product Reviews for moog-k90255 | Front Upper Ball Joint | Toyota 4Runner | Moog-K90255

5 Star (1)
4 Star (0)
3 Star (1)
2 Star (0)
1 Star (0)

MOOG moog-k90255

4 out of 5 based on 2 user reviews. Write a Review


starstarstarstar_borderstar_border" Review 2 Years Later "

Both boots are torn so I have to keep pumping them with grease, but mechanically they seem ok still.

verified_user Verified Buyer - - . MOOG moog-k90255 - 3 out of 5

starstarstarstarstar" Great product and service. "

Thanks for the great parts. Installation went well and the parts have been working great since. Much better ride now and good package deal for the tie rod ends and upper/lower ball joints.

verified_user Verified Buyer - - . MOOG moog-k90255 - 5 out of 5
Fitment for moog-k90255
MakeModelYear RangePositionDrive WheelQuantity RequiredEngine BaseEngine VINEngine Designation
Toyota4Runner2002-1996Front Upper Quantity 2
ToyotaSequoia2007-2001Front Upper Quantity 2
ToyotaTacoma2004-1998Front Upper Quantity 2 2.7L L4 2694cc
ToyotaTacoma2004-1998Front Upper4WD Quantity 2 3.4L V6 3378cc
ToyotaTacoma2004-1998Front UpperRWD Quantity 2 3.4L V6 3378cc
ToyotaTacoma1997-1995Front Upper4WD Quantity 2
ToyotaTundra2006-2000Front Upper Quantity 2

compare_arrows Compare with Similar Parts

This Part
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Beck Arnley
Beck Arnley compare
($16.04) cheaper

question_answer Customer Questions and Answers

Can I purchase just the boot of the moog-k90255?
Unfortunately no, Moog does not offer their dust boots separately

Does Moog offer just the ball joints dust boots for the moog-k90255?
Unfortunately Moog does not offer just the dust boots for their ball joints or tie rod ends.

Does Moog Part k90255 include a pair or is it just one part?
Moog Part k90255 is sold individually and not as a pair.

What is included in the Moog Front End Steering Rebuild part k90255.
Moog Front End Steering Rebuild part k90255 includes Front Upper Ball Joints Qty 2, Front Lower Ball Joint Passenger Side - Qty 1, Front Lower Ball Joint Driver Side - Qty 1 Front Outer Tie Rod End Passenger Side - Qty 1 Front Outer Tie Rod End Dr river Side - Qty 1 Front Inner Tie Rod End - Qty 2 ...see more

Can I just get the dust boot for the ball joint number moog-k90255
Unfortunately Moog does not sell their dust boots alone. We do have universals we could try but you would have to provide the measurements to us to match a boot up for you.

Does 1 quantity mean one ball joint? or a set of two for part number k90255?
Part number k90255 is sold individually, it will only come with 1 ball joint.

Where can I find the replacement dust boot from the K90255 ball joint?
Moog does not sell their dust boots separately from the ball joints, however, you are able to get a polyurethane replacement by size at

Does part number k90255 come with 1 or 2 ball joints?
Part number k90255 comes with 1 ball joint.

Does k90255 come with new dust boots like pictured?
Yes, part number k90255 will come with the new dust boot.

How do you grease the ball joint K90255?
We have a blog describing in detail how to grease ball joints. Here the link for the blog you can also check out Moog installation on greasing the ball joints K10_103_ENG-R.pdf. If you have more questions you can also call us at 888-406-2330 ...see more

I tore the rubber boot installing it on the ball joint, need part # to order replacement please?
Unfortunately Moog does not sell their dust boots individually from their kits. Being an authorized dealer of Moog and not Moog directly we do not have the specifications for these boots. However you may check our universal dust boots and see if y you can find one that would fit: ...see more