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Product Summary

Universal Fit, Rubber

  • Replacement for screw-in K772 type ball joints
  • Reinforced metal supporting ring integrated into base of boot
  • Fits upper and lower
  • Made of premium rubber material to ensure long life and durability
  • Set of 6

Comes as a Kit

See more details

Key Specs

MFG. Part #9108050
BrandSpeedway Motors
Material TypeRubber
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 9108050 Details

These replacement dust boots are for screw-in type ball joints, like the ones featured in our Mustang II tubular control arms. They work with K772 type ball joints.

  • Replacements for K772 type ball joints
  • Fits upper or lower
  • Metal support ring integrated into the base of each boot
  • Set of 6

Specs

  • O/D at base approximately 2-3/8" (60.32mm)
  • I/D at base is approximately 1-13/16" (46.03mm)
  • 5/8" (15.88mm) center hole diameter
  • 1-3/4" (44.45mm) height

Speedway Motors 9108050 Specifications

KEY SPECS
MFG. Part #9108050
BrandSpeedway Motors
Material TypeRubber
GENERAL
Sold in QuantitySet
NotesBoots have metal support ring in base. Sold as pack of 6 boots.

Ratings & Reviews

4.6

12 Reviews

Overall Assessment

Customers appreciate the product for its superior quality and perfect fit. Many recommended it as a preferred choice due to its practicality and ease of installation, even for complex tasks like disc brake conversions. The product has distinguished itself from its competitors with its top-notch quality, favorable price point, and remarkable functionality, becoming a consistent repurchase for customers. Customers praised its excellent performance and durability, making it worth re-buying when needed.

4.6

12 reviews

5

10

4

1

3

0

2

0

1

1

Most Liked Positive Review

5.0

I would buy these agian

The original caps were crushed on the ball joints by me. I will replace them with the new ones. Not the caps fault, feel like it was my fault. Quality seems good.

Most Liked Negative Review

1.0

No

Replaced the old dust covers because got hard and did not seal. New ones did not fit, had to trim them to install.

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I would buy these agian

5.0

a month ago

Jeff

Baytown, Texas

Verified

The original caps were crushed on the ball joints by me. I will replace them with the new ones. Not the caps fault, feel like it was my fault. Quality seems good.

Would Recommend

Yes I would fit needed but excellent

5.0

a month ago

leog37

Grafton Ohio

Verified

Really fit well after some custom trim. These are excellent for the control arms I was installing them on. Just needed to fit them. Thank you Speedway

Would Recommend

No

1.0

7 months ago

Sam

Dahlonega ga

Verified

Replaced the old dust covers because got hard and did not seal. New ones did not fit, had to trim them to install.

Would Not Recommend

Good quality

5.0

a year ago

Iron Horse Garage

Caldwell, Idaho

Verified

Ball joint dust boots are of good quality. Used them on a 1934 Chevy pickup hotrod build.

Would Recommend

I would buy this product again

5.0

2 years ago

junebug

crystal river fl.

Verified

It is not too hard to replace, If you installed your ball joints , you know how to install these boots.

Would Recommend

Yes

5.0

2 years ago

Paul

Moncton Canada

Verified

Product fit perfect

Would Recommend

I would by again

5.0

3 years ago

Chuck

Powell Tn.

Verified

The product was a real good choice

Would Recommend

Good product, good price

5.0

4 years ago

JC

PA

Verified

Good product for the price

Would Recommend

The product and service are top notch !!

5.0

4 years ago

Goorz

Naples, Fl

Verified

Product was top quality and fit perfectly.

Would Recommend

Yes I would buy the dust boots again.

4.0

4 years ago

Mr. Cuda

Sallisaw, Oklahoma

Verified

I am using the product on a disc brake conversion on a 1966 Plymouth Barracuda.

Would Recommend

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