Service and replacement part

Back to Universal & Service

JNL12S Chromoly Steel Jam Nut, 3/4-16 Left Hand Thread

AVID Racing Jam Nut SKU AVID-JNL12S

Purchase options

Choose the replacement part

Service part
Price $1.25

Available to order

Final fulfillment timing is confirmed after checkout. Contact AVID before ordering if you have a firm deadline.

Match every listed specification. Verify dimensions, material, intended use, and mating components before purchase.
Total $1.25 Current selection

Match every listed specification and complete each required selection before adding this part to your cart.

Planning this vehicle build? Save this exact variant to a vehicle in My AVID Garage and track its public price over time.
This records product interest only. It does not reserve inventory, place an order, or begin a payment plan.
My AVID Garage

Save to Planned Build

JNL12S Chromoly Steel Jam Nut, 3/4-16 Left Hand Thread | AVID Racing

Loading your Garage…
Ask AVID about this product

Replacement reference

Core specifications

Compare these values with the removed part and its mating components.

Material
Chromoly (4140/4130)
Thread
3/4-16
Ask AVID before ordering if any value is unclear

Product information

Details when you need them.

Review replacement notes, specifications, documents, and service support.

Overview and included items

JNL12S Chromoly Steel Jam Nut, 3/4-16 Left Hand Thread | AVID Racing

JNL12S is a chromoly steel jam nut with a 3/4-16 left-hand thread. It is used with compatible left-hand threaded rod ends, heim joints, and related bearing-support assemblies that use this thread size.

This listing is for the jam nut only. Rod ends, misalignment spacers, mounting hardware, and other related components are not included unless listed separately.

Key Specs

  • Part Number: JNL12S
  • Product Type: Chromoly steel jam nut
  • Thread Size / Pitch: 3/4-16
  • Thread Direction: Left hand
  • Material: Chromoly steel
  • Included: One jam nut

Fitment Notes

Verify thread size, thread direction, rod end compatibility, and application-specific hardware requirements before ordering. Final fitment depends on the threaded component and assembly being used.

Downloads and instructions
Installation and Requirements

Match every listed dimension, interface, material, and mating component before ordering.

Owner feedback

Customer reviews

Feedback from customers who use AVID products in real vehicles.

Review a verified purchase

Loading customer reviews…

Owner feedback

Write a review

Share firsthand product feedback to help other builders make a confident decision.

Confirm your selection

Review the application, dimensions, and every required option.

AVID support

Talk to the team before ordering if anything is unclear.

Secure checkout

Shopify account, payments, and order history.

Continue in AVID Garage

Open your vehicles, parts, orders, and support workflows in My AVID Garage.