---
product_id: 604181797
title: "GM Genuine Parts 12666601 Engine Rocker Arm"
brand: "gm parts"
price: "$94"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/604181797-gm-genuine-parts-12666601-engine-rocker-arm
store_origin: NZ
region: New Zealand
---

# Compact Design Precision Engineering OE Quality GM Genuine Parts 12666601 Engine Rocker Arm

**Brand:** gm parts
**Price:** $94
**Availability:** ✅ In Stock

## Summary

> 🔩 Elevate Your Engine's Performance with GM Genuine Parts!

## Quick Answers

- **What is this?** GM Genuine Parts 12666601 Engine Rocker Arm by gm parts
- **How much does it cost?** $94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/604181797-gm-genuine-parts-12666601-engine-rocker-arm)

## Best For

- gm parts enthusiasts

## Why This Product

- Trusted gm parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Backed by GM Trust:** Reliability you can count on from the original manufacturer.
- • **Innovative Materials:** Incorporates the latest technologies for enhanced performance.
- • **Tailored for Your Ride:** Perfect fit for Chevrolet, Buick, GMC, and Cadillac vehicles.
- • **Lightweight Yet Durable:** Weighs only 95.2 g without compromising strength.
- • **Engineered for Excellence:** Designed and tested to meet rigorous GM standards.

## Overview

The GM Genuine Parts 12666601 Engine Rocker Arm is a high-quality, precision-engineered component designed specifically for Chevrolet, Buick, GMC, and Cadillac vehicles. Weighing just 95.2 g and featuring a compact design, this rocker arm is built to meet rigorous GM standards, ensuring reliability and performance. Backed by General Motors, it integrates innovative materials and technologies for optimal functionality.

## Description

GM Genuine Parts 12666601 Engine Rocker Arm

## Features

- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | GM Genuine Parts |
| Brand | GM Parts |
| Model | GM Original Equipment |
| Product Dimensions | 6.35 x 4.32 x 2.54 cm; 95.25 g |
| Item model number | 12666601 |
| Exterior | Machined |
| Manufacturer Part Number | 12666601 |
| Item Weight | 95.2 g |

## Images

![GM Genuine Parts 12666601 Engine Rocker Arm - Image 1](https://m.media-amazon.com/images/I/61-SkiInTKS.jpg)
![GM Genuine Parts 12666601 Engine Rocker Arm - Image 2](https://m.media-amazon.com/images/I/61dFm9CVAmS.jpg)

---

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**Shop now:** [https://www.desertcart.nz/products/604181797-gm-genuine-parts-12666601-engine-rocker-arm](https://www.desertcart.nz/products/604181797-gm-genuine-parts-12666601-engine-rocker-arm)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-09*