---
product_id: 598506055
title: "KSP 4\"-6\" Shock Extenders Fit Silverado Sierra 1500, Shock Extension Kit for 1999-2006 Chevy Silverado GMC Sierra 1500 All Cabs, Rear Lowering Shock Mount Drop Shock Brackets"
brand: "ksp performance"
price: "₩529129"
currency: KRW
in_stock: true
reviews_count: 5
category: "Ksp Performance"
url: https://www.desertcart.kr/products/598506055-ksp-4-6-shock-extenders-fit-silverado-sierra-1500-shock
store_origin: KR
region: South Korea
---

# 4"-6" adjustable drop Bolt-on, no drilling Heavy-duty stamped steel KSP 4"-6" Shock Extenders Fit Silverado Sierra 1500, Shock Extension Kit for 1999-2006 Chevy Silverado GMC Sierra 1500 All Cabs, Rear Lowering Shock Mount Drop Shock Brackets

**Brand:** ksp performance
**Price:** ₩529129
**Availability:** ✅ In Stock

## Summary

> 🚗 Drop it like it’s hot — perfect fit, zero fuss, all style.

## Quick Answers

- **What is this?** KSP 4"-6" Shock Extenders Fit Silverado Sierra 1500, Shock Extension Kit for 1999-2006 Chevy Silverado GMC Sierra 1500 All Cabs, Rear Lowering Shock Mount Drop Shock Brackets by ksp performance
- **How much does it cost?** ₩529129 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/598506055-ksp-4-6-shock-extenders-fit-silverado-sierra-1500-shock)

## Best For

- ksp performance enthusiasts

## Why This Product

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

## Key Features

- • **Rugged Durability:** Crafted from heavy-duty stamped steel with black electrophoretic and powder coating for unbeatable rust resistance and long-lasting strength.
- • **Effortless Installation:** Direct bolt-on design means no cutting or drilling—get your lowered ride ready in minutes, hassle-free.
- • **Confidence-Backed Warranty:** 30-day refund and 24-month free replacement ensure your investment is protected—shop with peace of mind.
- • **Optimized Shock Performance:** Corrects shock absorber angle to prevent overextension and premature wear, extending shock life and improving ride stability.
- • **Precision Fit for Silverado & Sierra:** Tailored for 1999-2006 Chevy Silverado & GMC Sierra 1500 RWD/2WD all cabs—perfect compatibility, zero guesswork.

## Overview

The KSP 4"-6" Shock Extender Kit is engineered for 1999-2006 Chevy Silverado and GMC Sierra 1500 RWD/2WD models, providing a precise 4 to 6-inch rear lowering solution. Constructed from heavy-duty stamped steel with advanced rust-resistant coatings, this bolt-on kit improves shock absorber angle to enhance vehicle stability and extend shock life. Easy to install with no cutting or drilling required, it comes complete with brackets, bolts, and axle tubes, backed by a 30-day refund and 24-month replacement warranty.

## Description

KSP PERFORMANCE Shock Extenders W/H High Quality GuaranteeVehicle Fitment(Please check your vehicle compatibility before buying):Vehicle Fitment: Compatible with 1999-2006 Chevy Silverado 1500 all cabs RWD/2WD, 1999-2006 GMC Sierra 1500 all cabs RWD/2WD.Material: These shock extensions are constructed of heavy duty stamped steel, strong and stable, will not easy to crack or break. Black electrophoretic followed by powder coated, will not easy to rust.Design: These lowering shocks only fit lowered vehicles, allow 4"- 6" drop. Including 2 shock extender brackets, 6 bolts and 2 axle tubes. Direct bolt-on to the shock mounts, no need to cut or drill, easy to install.Function: Correct the angle of the lower shock absorber, improve stability and prevent shock overextending, topping out and premature wear, extend the shock absorber’s service life.NOTICES:Because of the problem of desertcart unpacking, if you receive a package that lacks accessories, please contact us and we will reissue one set for you.

Review: Made my 03 2500HD sit beautiful with my keys turned up alittle more then half. Picture with the door open is before installing the blocks
Review: Install is a breeze. Fits a 2013 Express 4500 dually motorhome perfectly.

## Features

- Universal Fitment: 1999-2006 Chevy Silverado 1500 all cabs RWD/2WD, 1999-2006 GMC Sierra 1500 all cabs RWD/2WD.
- Material: These shock extensions are constructed of heavy duty stamped steel, strong and stable, will not easy to crack or break. Electrophoretic followed by black powder coated, will not easy to rust.
- Design: These lowering shocks only fit lowered vehicles, allow 4"- 6" drop. Including 2 shock extender brackets, 6 bolts and 2 axle tubes. Direct bolt-on to the shock mounts, no need to cut or drill, easy to install.
- Function: Correct the angle of the lower shock absorber, improve stability and prevent shock overextending, topping out and premature wear, extend the shock absorber's service life.
- Warranty: Please recheck your vehicle compatibility (year/make/model) in the product description before purchasing the wheel spacers. We offer a "30-day refund, 24-momth free replacement" service. If you have any questions, please feel free contact us, we will provide you with the most satisfactory solution

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C2V98NNN |
| Assembly Required | No |
| Auto Part Position | Rear |
| Brand | KSP PERFORMANCE |
| Colour | Black |
| Country of Origin | USA |
| Customer Reviews | 4.5 4.5 out of 5 stars (130) |
| Date First Available | 6 June 2023 |
| Exterior | Machined |
| Generic Name | Drop Lowering Kit |
| Included Components | Drop Lowering Kit |
| Item Weight | 1 kg 420 g |
| Item model number | 9R004 |
| Manufacturer | Goldenlion |
| Manufacturer Part Number | 9R004 |
| Material | Alloy Steel |
| Maximum Lifting Height | 6 Inches |
| Model | 9R004 |
| Package Dimensions | 15.5 x 14.9 x 8.4 cm; 1.41 kg |
| Size | 4"-6" Rear |

## Product Details

- **Auto Part Position:** Rear
- **Brand:** KSP PERFORMANCE
- **Included Components:** Drop Lowering Kit
- **Material:** Alloy Steel
- **Maximum Lifting Height:** 6 Inches

## Images

![KSP 4"-6" Shock Extenders Fit Silverado Sierra 1500, Shock Extension Kit for 1999-2006 Chevy Silverado GMC Sierra 1500 All Cabs, Rear Lowering Shock Mount Drop Shock Brackets - Image 1](https://m.media-amazon.com/images/I/618U8KI5wWL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***A on 2 January 2026*

Made my 03 2500HD sit beautiful with my keys turned up alittle more then half. Picture with the door open is before installing the blocks

### ⭐⭐⭐⭐⭐ Review
*by E***S on 23 August 2025*

Install is a breeze. Fits a 2013 Express 4500 dually motorhome perfectly.

### ⭐⭐⭐⭐⭐ Review
*by T***P on 25 August 2024*

I had lowered my gmc 8” in the rear. I was able to use my stock shocks with this.

## Frequently Bought Together

- KSP 4"-6" Shock Extenders Fit Silverado Sierra 1500, Shock Extension Kit for 1999-2006 Chevy Silverado GMC Sierra 1500 All Cabs, Rear Lowering Shock Mount Drop Shock Brackets
- Belltech 8510 Pair of Rear Nitro Drop 2 Shock Absorbers for Silverado Sierra RWD 4WD
- JY PERFORMANCE 6" Drop Axle Flip Kit Lowering Kit For Chevrolet Silverado GMC Sierra 1500 1999-2007

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**Shop now:** [https://www.desertcart.kr/products/598506055-ksp-4-6-shock-extenders-fit-silverado-sierra-1500-shock](https://www.desertcart.kr/products/598506055-ksp-4-6-shock-extenders-fit-silverado-sierra-1500-shock)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-26*