GM Genuine Parts®Verified to fit 70 vehicles
| Vehicle | Trim | Drive | Engine | Notes |
|---|---|---|---|---|
| 2005 GMC C7500 Topkick | — | — | L6 7.2L | Note: HVY DTY STRTR(W/OVERCRANK)(KQR)|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN|Except HEAVY DUTY STARTER(K67) |
| 2003 Chevrolet C6500 Kodiak | — | — | L6 7.2L | Note: HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2003 Chevrolet C7500 Kodiak | — | — | L6 7.2L | Note: HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2003 GMC C6500 Topkick | — | — | L6 7.2L | Note: HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2003 GMC C7500 Topkick | — | — | L6 7.2L | Note: HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2003 GMC C8500 Topkick | — | — | L6 7.2L | Note: HVY DTY STRTR(W/OVERCRANK)(KQR)|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN|Except HEAVY DUTY STARTER(K67) |
| 2002 Chevrolet C6500 Kodiak | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63, BUSHING KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2002 Chevrolet C7500 Kodiak | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63, BUSHING KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2002 GMC C6500 Topkick | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63 AND BUSH KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2002 GMC C7500 Topkick | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63, BUSHING KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2002 GMC Sierra 2500 HD | — | — | V8 6.0L | — |
| 2002 GMC Sierra 2500 HD | — | — | V8 6.6L | — |
| 2002 GMC Sierra 2500 HD | — | — | V8 8.1L | — |
| 2001 Chevrolet C6500 Kodiak | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63, BUSHING KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |
| 2001 Chevrolet C7500 Kodiak | — | — | L6 7.2L | Note: MOTOR ASM 1993947, 63, BUSHING KIT 10456429, LEVER KIT 10456418|HEX,W/TYPE A WASHER, 5/16-24 UNF,GM286,ZN |

WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, known to the State of California to cause cancer and reproductive harm. Service the vehicle in a well-ventilated area, wear gloves, and wash your hands. See www.P65Warnings.ca.gov/motor-vehicle-parts

Guaranteed fit — or free return
Currently out of stock
Guaranteed to fitFits your vehicle or we pay the return. Learn more
If a part we confirmed for your vehicle does not fit, we cover the return shipping and refund you in full. That is the fitment guarantee.
Free Returns if it doesn't fitRead Details
Nobody likes buying a part that turns out to be wrong. So if it doesn't fit, send it back for a full refund at no cost to you — return shipping is on us — and we'll help you get the right one.
AutoBuffy 24-month guaranteeCovered on this part, unlimited miles. Learn more
Every part is covered for 24 months. Many brands add their own manufacturer warranty on top.
4.9/5 ratingFrom 19,069 verified customers. Learn more
Ratings come from verified AutoBuffy buyers after delivery — no imported or paid reviews.

Brand-first. Fitment-obsessed.
We do not list every part on earth — just the brands automakers actually trust. And we use AI to double-check not just the fitment but the product details on every listing, because we hate buying the wrong part as much as you do.



Top curated brands only
The brands automakers actually put on the car. No white-label mystery boxes.
We're obsessed with fitment
Year, make, model, trim, engine — plus the fine print most sites skip — so it fits the first time.
Search any part number
The number off your old part, a competitor listing, or the dealer part — we cross it and confirm the match.

GM Genuine Parts Nut 9412305
Out of stock · guaranteed fit or free return

GM Genuine Parts Nut 9412305

Key Features
About This Nut
This GM Genuine Parts automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- •Unusual noises from the component area
- •Decreased vehicle performance
- •Warning lights on dashboard
- •Visible wear or damage
- •Failed vehicle inspection

GM Genuine Parts
Trusted Automotive Brand
GM Genuine Parts is a trusted manufacturer of quality automotive parts.
View all GM Genuine Parts productsInstallation Guide
Tools Needed
Frequently Asked Questions
The GM Genuine Parts Nut (9412305) is a direct-fit replacement for 1990-2005 GMC and Chevrolet vehicles. UPC 036666147926.
About This Product
Nut
The GM Genuine Parts Nut (9412305) is a direct-fit replacement for 1990-2005 GMC and Chevrolet vehicles. UPC 036666147926.
This GM Genuine Parts automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- Unusual noises from the component area
- Decreased vehicle performance
- Warning lights on dashboard
- Visible wear or damage
- Failed vehicle inspection

Brand-first. Fitment-obsessed.
We only sell brands automakers trust, and we double-check the fit on every listing.
Top curated brands only
The brands automakers put on the car.
Obsessed with fitment
Year, make, model, trim, engine, plus the fine print.
Search any part number
Your old part, a competitor, or the dealer #. We confirm the match.
Shop owner? Get BuffyPro business pricing

Fitment Obsessed
Every part checked against your exact year, make, model, trim, and engine.
Wrong Fit? On Us.
Free return shipping, no restocking fee — the fitment guarantee.
Brands OEMs Trust
The names automakers actually put on the car.
Millions of Parts, One Promise
If we say it fits, it fits.




