Is this part covered by warranty?

Yes, this GM Genuine Parts Nut includes a 24-month limited warranty covering defects in materials and workmanship. AutoBuffy also offers 30-day hassle-free returns if the part doesn't fit your vehicle.

Check if this fits your car first

We can’t guarantee fitment or accept fitment returns without a vehicle selected.

Year

Make

Model

Trim

Engine

Check if this fits your vehicle

Select your vehicle details below

Select Year

Select Make

Select Model

Or call us at 888-477-2530 — we’ll help you out.

Check if this fitsShop worry-free by verifying fitment first. If the part doesn't fit, we'll make it right or refund you. Learn more

Main Image

Click to expand

Multi-Purpose Nut

Name: Multi-Purpose Nut
Brand: GM Genuine Parts
SKU: 11900428
Availability: InStock
Rating: 4.9 (12847 reviews)

Authorized Dealer

Multi-Purpose Nut

BrandGM Genuine PartsLearn More

Qty/Vehicle1

ConditionNew

Includes: (1) Nut, Hardware

$000

•In Stock•Fast Shipping

Estimated Delivery by calculating...

Calculating shipping time...

Ships to

Product Specifications

Features & Benefits

•Direct OE fit - no modifications needed
•Meets or exceeds manufacturer specs
•24-month warranty included
•Fast Shipping — ships same day before 3 PM ET

BrandGM Genuine Parts

Part Number11900428

Part TypeNut

ConditionNew

Inside Diameter6 MM

MaterialSteel

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Frequently Asked Questions

We're always here to help. If you can't find your answer, ask Rydon - our AI assistant will help you out.

What vehicles does this Nut fit?

This GM Genuine Parts Nut (Part #11900428) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.

Is this an OEM or aftermarket part?

This is a premium aftermarket Nut by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.

What warranty is included?

This GM Genuine Parts Nut is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.

How long does shipping take?

Fast shipping — orders before 3 PM ET ship the same day. Most arrive within 3-5 business days.

Can I return this if it does not fit?

30-day money-back guarantee. Return unused parts in original packaging for full refund.

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Product Specifications

Brand

GM Genuine Parts

Part Type

Nut

Material

Steel

Outside Diameter (Mm)

14.2 mm

Part Number

11900428

Inside Diameter

6 MM

Outside Diameter (In)

0.559 in

Seat Type

Flat

Inside Diameter6 MM

MaterialSteel

Outside Diameter (In)0.559 in

Outside Diameter (Mm)14.2 mm

Seat TypeFlat

TypeHex Flange Nut

Depth0.23 IN

Features Benefits - Bullet 1Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Features Benefits - Bullet 2GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

Features Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Features Benefits - Bullet 4GM regularly updates production and service part designs to integrate new materials and technologies

FinishZinc

Head Tool Size10 MM

LockingNo

Product DescriptionGM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validat

Programming RequiredNo

Shouldered EndNo

Thread DirectionClockwise

Thread LocationInside

Washer AttachedNo

Zinc CoatedYes

Check if this fitsShop worry-free by verifying fitment first. If the part doesn't fit, we'll make it right or refund you. Learn more

Main Image

Click to expand

Multi-Purpose Nut

Authorized Dealer

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Part #:11900428

Call 888-477-2530 for Price

OE REPLACEMENT

Multi-Purpose Nut

Part #:11900428

Nut

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Quantity:

In Stock10 or more available

Fast delivery between Mon, Jun 22 to Mon, Jun 22

Ships To:

Call 888-477-2530 for Price

Key Features

OEM-Equivalent QualityMeets/exceeds factory specs

American BusinessMaryland since 1986

24-Month WarrantyLimited coverage on every part

Fast Same Day ShippingWe ship all orders the same business day before cutoff

Product Specs

BrandGM Genuine Parts

Part Number11900428

Part TypeNut

ConditionNew

Inside Diameter6 MM

MaterialSteel

Outside Diameter (In)0.559 in

Outside Diameter (Mm)14.2 mm

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Questions & Answers

Have a Question?

Ask Marvin, our Car Expert

Offline

Or leave a voicemail at 888-477-2530

Things to Know

WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which are known to the State of California to cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts

Check if this fits your car first

Multi-Purpose Nut

Multi-Purpose Nut

Product Specifications

Compatibility

Vehicle Compatibility

Frequently Asked Questions

Compatibility

Vehicle Compatibility

Product Specifications

Multi-Purpose Nut

Multi-Purpose Nut

Key Features

Product Specs

Compatibility

Vehicle Compatibility

Questions & Answers

Things to Know

24 Month Warranty

30 Day Returns

Fast Same Day Shipping

About This Nut

Key Features

Signs This Part Needs Replacement

GM Genuine Parts

Installation Guide

Tools Needed

Frequently Asked Questions