The GMC K15 Suburban Suspension Lift Kit - Rough Country - 2 Inch Lift Kit | 52 Inch RR Springs - '77-'78 is designed to transform your truck's stance and capabilities with a robust 2-inch lift. Perfect for those looking to enhance the off-road prowess of their GM truck, this suspension lift kit provides a leveled, aggressive look while boosting ride height.

This kit is engineered for superior ride quality, featuring application-specific front lifted leaf springs that increase ground clearance without sacrificing ride comfort or control. Rear lift blocks and brake line brackets ensure proper geometry, maintaining a smooth, factory-like ride post-installation. For a comprehensive suspension upgrade, the kit also offers replacement rear lifted leaf springs, ensuring consistent rear lift and eliminating the necessity for lift blocks. Enhanced performance is assured with Rough Country's N3 series shocks, standardly valved for your specific application, providing a harmonious balance of on-road smoothness and off-road capability. With a 10-stage variable valving system, high-pressure nitrogen charge, and durable shock body, these shocks promise performance and longevity.

Features

• Application-Specific Front Leaf Springs: Designed for a precise fit and optimal ride quality.
• Optional Rear Leaf Springs: Available for a complete suspension upgrade with exact lift.
• Clears 33-Inch Tires: Offers ample room to run tires up to 33" tall without rubbing.
• Raised Steering Arm Included: Corrects steering geometry, enhancing handling and alignment.
• Premium N3 Series Shocks: Provides balanced on-road comfort and off-road control.
• ONLY fits models with 52" rear leaf springs. Includes recommendations for vehicles equipped with a front sway-bar.

This suspension lift kit not only equips your GMC K15 with enhanced ground clearance and the ability to handle larger tires, but it also assures improved steering and handling, courtesy of the included raised steering arm. The limited lifetime warranty offered by Rough Country provides lasting confidence in the product’s durability and performance on all terrains.

If you have any questions or need assistance, please feel free to give us a call at 512-982-9393 in the Texas area or 562-981-6800 in California. We have two locations in Austin, Texas, and the Los Angeles, California area where we offer installation and customization services. Get your truck ready for its next adventure with our expert guidance and support.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov