2019-2025 SILVERADO/SIERRA 1500 2WD/4WD 4" REAR LOWERING BOX KIT (ADAPTIVE RIDE MODELS) - Maxtrac Suspension

All Products > Shop > REAR LOWERING BOX KITS > 2019-2025 SILVERADO/SIERRA 1500 2WD/4WD 4″ REAR LOWERING BOX KIT (ADAPTIVE RIDE MODELS)

2019-2025 SILVERADO/SIERRA 1500 2WD/4WD 4" REAR LOWERING BOX KIT (ADAPTIVE RIDE MODELS)

2019-2025 SILVERADO/SIERRA 1500 2WD/4WD 4″ REAR LOWERING BOX KIT (ADAPTIVE RIDE MODELS)

Maxtrac 201940MR

$727.24

MAX TRAC SUSPENSION’S PART# 201940MR IS A 4″ HEIGHT REAR BOX KIT INCLUDING FLIP KIT, HANGERS, SHACKLES, BUMP STOPS, SHOCK EXTENDERS & SENSOR PROVISIONS

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Product Specs

Engine Types: Gas, Diesel

UPC: 706199415358

Tariff: 8708.80.6510

Kit Type: LOWER

Lower (Rear): 4

Weight: 50 lbs

Dimensions: 20 × 20 × 8 in

Country Of Origin: USA

Sold As Each Pair Kit Set Case Combo: COMBO

Color: GREY

Finish: GREY POWDERCOAT

Material: STEEL

Multiple Box Item: N

Origin Criterion: A

Unit Of Measure: IN

California Residents : WARNING, Proposition 65 Notice

KIT OR COMPONENT BOX BREAKDOWN

301940 - 2019-2025 SILVERADO/SIERRA 1500 4″ FLIP KIT

401900 - 2019-2025 SILVERADO/SIERRA 1500 REAR LOWERING SHOCK EXTENDERS

3019MR-46 - 2019-2025 SILVERADO/SIERRA 1500 2WD/4WD REAR SENSOR BRACKET FOR 4″-6″ DROP (ADAPTIVE RIDE MODELS)

Installation Guides

301940 FLIP KIT - Click Here to Download Part Installation Guide - Download Guide

401900 SHOCK EXTENDERS - Click Here to Download Secondary Installation Guide - Download Guide

3019MR-46 REAR SENSORS - Click Here to Download Third Installation Guide - Download Guide

IMPORTANT FOOTNOTES ! PLEASE READ !

DESIGNED FOR MODELS W/ ADAPTIVE RIDE CONTROL
DOES NOT FIT MODELS W/ REAR MONOLEAF SPRING
TRAIL BOSS AND AT4 MODELS WILL RECEIVE MORE DROP
THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ PART# 101920 SPINDLES TO MAKE A COMPLETE 2"/4" LOWERING KIT
MAX TRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES

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lift kits, lowering kits, leveling kits

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Over the past 10+ years, Max Trac has become a recognizable and trustworthy brand in the industry built on three principals:

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