Rear Drop Kit

Additional Information

QA1 RDK52621 Rear Drop Kit, 99-06 Silverado/Sierra, Double Adjustable, Long Bed

Part Type

Leaf Spring Lowering Kit

Product Overview

Product Overview Looking to dial in the perfect stance on your NBS truck? QA1’s rear drop kit gives you a clean, consistent 2"–4" drop while maintaining ride quality and minimizing hassle. Designed for 2WD 1999–2006 Silverado 1500 short and long bed models, this system includes shackles, hangers, and QA1 double adjustable shocks. CHOOSE YOUR IDEAL DROP Whether you’re leveling your truck or going for a more aggressive stance, this kit gives you the flexibility to get the look you want. The included shackles and hangers work together to lower the rear 2" to 4", making it a great fit for street trucks, show builds, or anyone looking to clean up their ride height. RIDE QUALITY YOU CAN TUNE Paired with QA1’s double adjustable shocks, giving you 18 clicks of independent compression and rebound adjustment to fine-tune how your truck rides and handles. You’ll feel the difference in comfort and control right away—and you can tweak the settings to match your driving style or road conditions. STRAIGHTFORWARD, BOLT-ON INSTALL This is a true bolt-on kit that installs with basic hand tools—no cutting or welding required. QA1 includes everything you need for a smooth install, including hardware and step-by-step instructions. MADE IN THE USA QA1 rear drop kit suspension is proudly made in Lakeville, Minnesota and built to last with a durable powder coat finish. Fitment Notes Fits 1999–2006 Chevrolet Silverado 1500 2WD –Long Bed Only

• Adjustable 2" to 4" rear drop with included shackles and hangers
• Bolt-on install with no cutting or welding required
• Great match for QA1 front coil-over systems
• Made in the USA
• Maintains a smooth, controlled ride while improving stance
• QA1 double adjustable shocks with 18 clicks of independent rebound & compression tuning

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Product Details

Reference Information

KIT, REAR DROP, D-ADJ, 2-4", 99-06 SILVERADO 1500 2WD, LONG BED