GMRCK15S Bump Stops Rear Suspension Enhancement System Compatible with 1999–2021 Chevrolet Chevy Silverado 1500 & GMC Sierra 1500, Rubber Helper Spring Kit for Rear Suspension Upgrade

This GMRCK15S Rear Suspension Enhancement System helps eliminate sag, reduce sway, and improve roll stability under load. The rubber helper springs absorb road shocks and automatically adapt to uneven terrain, enhancing ride comfort and vehicle control. No airlines or drilling required—simple bolt-on installation with basic tools. Designed to support up to 8,600 lbs, ideal for towing or hauling heavy loads. Compatible with Compatible with Chevy Silverado 1500 2WD/4WD 1999–2021 Compatible with GMC Sierra 1500 2WD/4WD 1999–2021 Specifications: Rated Load Capacity: 8,600 lbs OE Part Number: GMRCK15S Installation Type: Bolt-on (no drilling required) Package Includes: 2 rubber springs, 2 steel mounting disks, bolts, nuts Note: Please verify your vehicle’s year, model, and drivetrain before purchasing. We provide clear product photos and specifications for confirmation. Professional installation is recommended for optimal performance.

• 🔧 [Vehicle Compatibility] Compatible with 1999–2021 Chevy Silverado 1500 and GMC Sierra 1500, including 2WD and 4WD trucks. Please confirm your vehicle model and part number (GMRCK15S) before purchasing to ensure perfect fit.
• 🔧 [Heavy-Duty Load Support] This Suspension Enhancement System offers up to 8,600 lbs of rear load leveling capacity. The rubber helper springs help reduce sag, sway, and bottoming out, especially during towing or carrying heavy loads.
• 🔧 [Durable & Maintenance-Free Design] Made from high-grade rubber and steel, the GMRCK15S bump stops feature a hollow-core progressive spring structure. No airlines or fittings required—bolt-on installation with basic hand tools means zero air leaks and hassle-free performance.
• 🔧 [Comfort & Stability Improvement] Absorbs road shocks and adapts to uneven terrain or loads, minimizing vibration and improving ride comfort. Helps stabilize your truck under load, especially during off-road driving, potholes, or sudden bumps.
• 🔧 [Package Contents & Warranty] Includes: 2x rubber helper springs, 2x steel mounting disks, bolts, nuts, and installation instructions. Backed by 12-month warranty. Contact us anytime with questions—we respond within 24 hours.