QA1 Coilover Adjustable Spring Lowering Kit - LK01-GMT06 ⚠ Check if this part fits your vehicle Select your vehicle to confirm fitment before you buy. Select vehicle QA1 LK01-GMT06 Lowering Kit, 99-06 Silverado 1500 2WD, Long Bed Manufacturer: QA1 Manufacturer part number: LK01-GMT06 Old price: $1,497.74 Price: $1,351.95 Ship to Select country United States of America Afghanistan Åland Islands Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Australia Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia (Plurinational State of) Bonaire, Sint Eustatius and Saba Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Christmas Island Cocos (Keeling) Islands Colombia Comoros Congo Congo (Democratic Republic of the) Cook Islands Costa Rica Côte d'Ivoire Croatia Cuba Curaçao Cyprus Czechia Denmark Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Eswatini Ethiopia Falkland Islands (Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern Territories Gabon Gambia Georgia Germany Ghana Gibraltar Greece Greenland Grenada Guadeloupe Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Holy See Honduras Hong Kong Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Isle of Man Israel Italy Jamaica Japan Jersey Jordan Kazakhstan Kenya Kiribati Korea (Democratic People's Republic of) Korea (Republic of) Kuwait Kyrgyzstan Lao People's Democratic Republic Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macao Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia (Federated States of) Moldova (Republic of) Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island North Macedonia Northern Mariana Islands Norway Oman Pakistan Palau Palestine, State of Panama Papua New Guinea Paraguay Peru Philippines Pitcairn Poland Portugal Puerto Rico Qatar Réunion Romania Russian Federation Rwanda Saint Barthélemy Saint Helena, Ascension and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin (French part) Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten (Dutch part) Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands South Sudan Spain Sri Lanka Sudan Suriname Svalbard and Jan Mayen Sweden Switzerland Syrian Arab Republic Taiwan, Province of China Tajikistan Tanzania, United Republic of Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom of Great Britain and Northern Ireland United States Minor Outlying Islands Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Vietnam Virgin Islands (British) Virgin Islands (U.S.) Wallis and Futuna Western Sahara Yemen Zambia Zimbabwe * Other * Shipping Method Name Estimated Delivery Price No shipping options Apply Custom wishlist OK Add to wishlist Add to compare list Email a friend Product Overview Get the stance, comfort, and control you want with a true bolt-on suspension system for your 1999-2006 NBS truck. Designed for 2WD long bed Silverado and Sierra 1500 models, this QA1 Level 1 kit includes front coil-overs and a matched rear drop system that transforms how your truck looks and drives. It’s the perfect upgrade for daily drivers, weekend cruisers, or anyone wanting to refresh and personalize their ride without cutting or welding. RIDE HEIGHT ADJUSTABILITY WITH COIL-OVER CONTROLQA1’s front coil-overs give you 0" to 2" of ride height adjustability right out of the box. Want to go lower? Pair them with QA1’s 2" drop spindles (Part Number: 9056-120) for a total drop range of 2" to 4" up front. Whether you're aiming for a subtle level or a slammed street look, this setup lets you get it just right. REAR DROP KITS FOR THE PERFECT STANCE Everyone’s idea of the perfect stance is a little different. That’s why this kit includes a matched rear drop system designed to lower the rear of your Silverado or Sierra by 2"–4". Clean design and strategic use of shackles, hangers, and QA1 shocks deliver the drop you want while keeping costs in check by reusing key factory components where possible. DIAL IN YOUR COMFORT AND PERFORMANCE Tailor the driving feel to your liking with QA1 single adjustable shocks. Daily drivers will appreciate the simplicity of single adjustable tuning. EASY BOLT-IN INSTALL QA1’s commitment to thoughtful product design which guarantees a hassle-free installation process. MADE IN THE USA LIMITED LIFETIME WARRANTY QA1 shocks and struts are eligible for a Limited Lifetime Warranty. Fitment Notes: Fits 1999–2006 Chevrolet Silverado and GMC Sierra 1500 2WD long bed models with coil front suspension: Works with your factory or upgraded QA1 tubular control arms: Not compatible with vehicles originally equipped with torsion bar front suspensionNote: Product Overview Get the stance, comfort, and control you want with a true bolt-on suspension system for your 1999-2006 NBS truck. Designed for 2WD long bed Silverado and Sierra 1500 models, this QA1 Level 1 kit includes front coil-overs and a matched rear drop system that transforms how your truck looks and drives. It’s the perfect upgrade for daily drivers, weekend cruisers, or anyone wanting to refresh and personalize their ride without cutting or welding. RIDE HEIGHT ADJUSTABILITY WITH COIL-OVER CONTROLQA1’s front coil-overs give you 0" to 2" of ride height adjustability right out of the box. Want to go lower? Pair them with QA1’s 2" drop spindles (Part Number: 9056-120) for a total drop range of 2" to 4" up front. Whether you're aiming for a subtle level or a slammed street look, this setup lets you get it just right. REAR DROP KITS FOR THE PERFECT STANCE Everyone’s idea of the perfect stance is a little different. That’s why this kit includes a matched rear drop system designed to lower the rear of your Silverado or Sierra by 2"–4". Clean design and strategic use of shackles, hangers, and QA1 shocks deliver the drop you want while keeping costs in check by reusing key factory components where possible. DIAL IN YOUR COMFORT AND PERFORMANCE Tailor the driving feel to your liking with QA1 single adjustable shocks. Daily drivers will appreciate the simplicity of single adjustable tuning. EASY BOLT-IN INSTALL QA1’s commitment to thoughtful product design which guarantees a hassle-free installation process. MADE IN THE USA LIMITED LIFETIME WARRANTY QA1 shocks and struts are eligible for a Limited Lifetime Warranty. Fitment Notes: Fits 1999–2006 Chevrolet Silverado and GMC Sierra 1500 2WD long bed models with coil front suspension: Works with your factory or upgraded QA1 tubular control arms: Not compatible with vehicles originally equipped with torsion bar front suspension Products specifications Attribute name Attribute value UPC 806990233646 Manufacturer Part Number LK01-GMT06 Brand QA1 Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov Prop 65 Yes/No Yes Control Arm Color None Front Shock Type Single Adjustable Grade Type Performance Rear Shock Type Single Adjustable Universal Or Specific Fit Specific Front Sway Bar Type None Rear Sway Bar Type None Country of Origin US Condition New 🚗 Compatible with 16 vehicles are compatible with this product · 1999–2006 Looking for fitment details? Add your vehicle and we'll show you instantly whether this part fits. + Add Vehicle