---
product_id: 82114763
title: "USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007"
brand: "usa standard gear"
price: "$3414"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/82114763-usa-standard-gear-re-gear-and-installation-kit-4-56
store_origin: NZ
region: New Zealand
---

# Rigorous Testing Complete Kit 4.56 Gear Ratio USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007

**Brand:** usa standard gear
**Price:** $3414
**Availability:** ✅ In Stock

## Summary

> 🔋 Unleash Your Jeep's Potential with Precision Engineering!

## Quick Answers

- **What is this?** USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 by usa standard gear
- **How much does it cost?** $3414 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/82114763-usa-standard-gear-re-gear-and-installation-kit-4-56)

## Best For

- usa standard gear enthusiasts

## Why This Product

- Trusted usa standard gear brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **DIY Friendly:** Designed for both professional installers and DIY enthusiasts, ensuring a hassle-free experience.
- • **Precision Fitment:** Engineered specifically for Jeep TJ with Dana Spicer 30 front and 44 rear axles.
- • **All-in-One Solution:** Streamline your differential overhaul with a complete kit that saves you time and money.
- • **Enhanced Performance:** 4.56 gear ratio boosts torque and power, perfect for off-road adventures.
- • **Quality You Can Trust:** Rigorously tested beyond OEM standards for unmatched reliability.

## Overview

The USA Standard Gear Re-Gear & Installation Kit (ZGK007) is a comprehensive solution for Jeep TJ owners looking to enhance their vehicle's performance. This kit includes all necessary components for a differential overhaul, specifically designed for Dana Spicer axles, and features a 4.56 gear ratio for improved torque and off-road capability. Rigorously tested for quality, it offers reliability and ease of installation for both professionals and DIYers.

## Description

USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007

## Features

- COMPLETE KIT: Provides all of the necessary parts for a differential overhaul in one simple part number - Includes front and rear ring & pinion sets and master overhaul kit - save time and money, and get the exact parts you need for your specific installation.
- FITMENT: Specifically designed to fit TJ vehicles with Dana Spicer 30 front and Dana Spicer 44 rear axles
- GEAR RATIO: Kit fits 4.56 gear ratio, offering improved torque and power delivery - this ratio is well-suited for off-road adventures, providing excellent crawling ability and enhanced performance on challenging terrains.
- RIGOROUSLY TESTED: USA Standard Gear employs rigorous in-house quality testing and inspections, that go beyond OEM specifications, to ensure dimensional, material, and fitment testing is passed, ensuring the gears are ready to withstand the rigors of everyday commuting, trail running, and all types of spirited driving.
- TRUSTED BRAND: USA Standard Gear sets the benchmark for quality OE replacement parts at affordable prices. Designed for the general installer and do-it-yourself customer, USA Standard Gear products provide unmatched reliability and the assurance that your vehicle is repaired for the long haul.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Yukon Gear & Axle |
| Brand | USA Standard Gear |
| Model | Gear & Install Kit Packages |
| Item Weight | 35.5 pounds |
| Product Dimensions | 20 x 16 x 12 inches |
| Country of Origin | USA |
| Item model number | ZGK007 |
| Exterior | Machined |
| Manufacturer Part Number | ZGK007 |
| Position | Rear, Front |

## Images

![USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 - Image 1](https://m.media-amazon.com/images/I/71wrjxRTFGL.jpg)
![USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 - Image 2](https://m.media-amazon.com/images/I/91h0nV3zQ+L.jpg)
![USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 - Image 3](https://m.media-amazon.com/images/I/91W2ZMVN8ZL.jpg)
![USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 - Image 4](https://m.media-amazon.com/images/I/81WG88Kxl0L.jpg)
![USA Standard Gear Re-Gear & Installation Kit, 4.56 Ratio, Compatible with Jeep TJ D30 fr and D44 rr, ZGK007 - Image 5](https://m.media-amazon.com/images/I/81DWSSdB9rL.jpg)

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**Shop now:** [https://www.desertcart.nz/products/82114763-usa-standard-gear-re-gear-and-installation-kit-4-56](https://www.desertcart.nz/products/82114763-usa-standard-gear-re-gear-and-installation-kit-4-56)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-27*