---
product_id: 312280875
title: "Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD)"
brand: "usa standard gear"
price: "KSh199292"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/312280875-spartan-locker-helical-limited-slip-differential-worm-positraction-dana-30
store_origin: KE
region: Kenya
---

# Smooth, maintenance-free traction 27 spline Dana 30 fitment Forged 8620 chromoly steel Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD)

**Brand:** usa standard gear
**Price:** KSh199292
**Availability:** ✅ In Stock

## Summary

> 🚀 Unlock unstoppable traction and dominate every terrain with Spartan precision!

## Quick Answers

- **What is this?** Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) by usa standard gear
- **How much does it cost?** KSh199292 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/312280875-spartan-locker-helical-limited-slip-differential-worm-positraction-dana-30)

## 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

- • **Precision Fit for Dana 30 Front Axles:** Optimized 27 spline and 3.73+ gear ratio for seamless compatibility and peak drivetrain performance.
- • **Effortless, Maintenance-Free Operation:** Experience smooth, linear traction with zero upkeep—focus on the adventure, not the wrenching.
- • **Unmatched Durability with Forged 8620 Chromoly:** Built with premium forged steel alloy case and internals engineered to withstand the harshest off-road conditions.
- • **Quiet and Smooth Engagement for Confident Driving:** Unlike clunky lockers, enjoy whisper-quiet operation and seamless power transfer every time.
- • **Superior Traction via 10-Pinion Helical Worm Gear:** More contact points mean better load distribution and reliable grip on mud, gravel, snow, or rain.

## Overview

The USA Standard Gear Spartan Locker Helical Limited Slip Differential is a high-performance Dana 30 front differential upgrade featuring a 27 spline, 3.73+ gear ratio fitment. Crafted from forged 8620 chromoly steel alloy, it delivers superior durability and smooth, maintenance-free traction through a 10-pinion helical worm gear design. Engineered for quiet, reliable engagement, this differential enhances vehicle control and grip across diverse terrains, making it the ultimate choice for off-road enthusiasts and professionals seeking dependable drivetrain performance.

## Description

Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD)

## Features

- FITMENT: Dana 30 Front 27 Spline, 3.73+ Ratio
- METALLURGY: Forged 8620 Steel Alloy Case and Internals for Superior Durability.
- SMOOTH TRACTION: Smooth Engagement and Linear Traction
- MAINTENANCE FREE: Maintenance Free, No Worry Performance
- GEAR OIL: Recommended Gear Oil: Use Non-Synthetic 80w-90 gl-5. Use of Friction Modifiers Not Recommended

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Spartan Locker |
| Brand | USA Standard Gear |
| Model | Spartan Locker Helical Worm Gear Limited Slip Differential for Dana 30 27 Spline 3.73 & Up |
| Package Dimensions | 23.09 x 21.59 x 21.59 cm; 6.74 kg |
| Item model number | SL D30-4-27-LSD |
| Exterior | Machined |
| Manufacturer Part Number | SL D30-4-27-LSD |
| Special Features | FITMENT: Dana 30 Front 27 spline, 3.73-and-up ratio, GEAR OIL: Recommended gear oil: Non-synthetic 80W-90 GL-5. Use of friction modifiers not recommended, MAINTENANCE FREE: Maintenance free, no worry performance, METALURGY: Forged 8620 chromoly case, 8620 chromoly alloy internals for superior durability, SMOOTH TRACTION: Smooth engagement and linear traction |
| Item Weight | 6.74 Kilograms |

## Images

![Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) - Image 1](https://m.media-amazon.com/images/I/71aiQDYLYFL.jpg)
![Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) - Image 2](https://m.media-amazon.com/images/I/71fQ+8QGsnL.jpg)
![Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) - Image 3](https://m.media-amazon.com/images/I/61qmvKpTNbL.jpg)
![Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) - Image 4](https://m.media-amazon.com/images/I/71OtGcUxq5L.jpg)
![Spartan Locker Helical Limited Slip Differential Worm Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD) - Image 5](https://m.media-amazon.com/images/I/71X-tDqbw7L.jpg)

## Frequently Bought Together

- Spartan Locker Helical Limited Slip Differential Worm Gear Positraction Dana 30 Front 27 Spline 3.73 & Up (SL D30-4-27-LSD)
- Yukon Gear & Axle (YK D30-F) Front Master Overhaul Kit for Dana 30 Axle

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**Shop now:** [https://www.desertcart.co.ke/products/312280875-spartan-locker-helical-limited-slip-differential-worm-positraction-dana-30](https://www.desertcart.co.ke/products/312280875-spartan-locker-helical-limited-slip-differential-worm-positraction-dana-30)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-16*