My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

QA1 KML7-8SZ K Series 3-Piece Carbon Steel Rod End 7/16 Bore 1/2-20 LH Male Zerk

Manufacturer

Picture for manufacturer QA1 Precision Products

Part Number

KML7-8SZ
4 reviews
Sale Price

$16.90

Estimated ship date Thursday, November 26

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The QA1 KML7-8SZ is a K Series three-piece carbon steel rod end featuring a 7/16 in. (0.4375 in.) bore, 1/2 in.-20 left-hand male thread, and an integrated Zerk grease fitting for easy lubrication. Designed for demanding suspension, steering, and chassis applications, this rod end delivers precise articulation and long service life in both performance and race environments.

Key Features:

  • 3-Piece Construction: Serviceable design with separate ball, race, and body components
  • Ball: 52100 bearing steel — heat treated, hard chrome plated, and precision ground for durability
  • Race: Alloy steel with corrosion and wear-resistant finish
  • Body: Carbon steel with protective coating for corrosion resistance
  • Thread: 1/2 in.-20 left-hand (LH) male thread
  • Bore Size: 7/16 in. (0.4375 in.)
  • Misalignment: ±14 degrees
  • Grease Fitting: Zerk fitting included for field lubrication
  • Finish: Zinc plated
  • Style: Metal-to-metal contact
  • Sold: Individually

Specifications:

  • Centerline Length: 2.125 in.
  • Head Bore: 0.438 in.
  • Head Diameter: 1.125 in.
  • Head Width: 0.562 in.
  • Thread Length: 1.375 in.

The QA1 K Series rod ends are a trusted choice for circle track racing, drag racing, muscle car builds, and custom suspension fabrication. The stud-and-zerk configuration of the KML7-8SZ makes it well-suited for applications requiring left-hand thread adjustment and periodic re-greasing.

Products specifications

Grease Fitting

Yes

Heat-Treated

Yes

Jam Nut Included

No

Notes

Features 7/16-20 RH in. male threaded stud built into the rod end head. Only rod end ball and race are heat-treated.

Quantity

Sold individually.

Rod End Attachment

Male threads

Rod End Ball Width

0.562 in.

Rod End Centerline Length

2.438 in.

Rod End Construction

3-piece

Rod End Finish

Zinc plated

Rod End Head Bore Size

0.438 in.

Rod End Head Diameter

1.312 in.

Rod End Head Width

0.562 in.

Rod End Material

Carbon steel

Rod End Misalign Angle (degrees)

12 degrees

Rod End Style

Metal to metal

Rod End Thread Size

7/16-20 LH in.

Size

7/16-1/2

Thread

Left Hand

Thread Length

1.500 in.

Very fast transaction and shipping info.. Best price found on the internet..

Great merchant! I would most certainly would do business with them again. Customer Service was extremely helpful and my order shipped quickly.

It was a pleasure to do business with Autoplocity and would definately buy from again and or recommend to anybody. Item was shipped out fast with great packaging and communication was top notch.<br><br>Thanks again!

Return customer with a few more future purchases in mind...best price plus quick shipping means these guys are just that good!

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy