ROUGH COUNTRY M1 Rear Shocks | -4" | Lowering | Chevy/GMC Sierra 1500 (07-25)/Silverado 1500 (07-26) | 770867_A

Unmatched Performance: Conquer any terrain with confidence - Rough Country Nitrogen-Charged M1 Monotube Shock Absorber delivers superior ride quality and performance mile after mile. Engineered for excellence, the M1 features an internal floating piston that keeps shock oil and high-pressure nitrogen separate, ensuring lightning-fast response with zero cavitation for unshakable vibration damping over every obstacle.Built to Last: Crafted for the toughest conditions, the M1 2-inch seamless extruded tube offers superior strength, while the 46mm digressive piston provides long-lasting durability and precise control. Digressive valving reacts instantly to changing surfaces, adapting seamlessly to rough trails and smooth streets alike.Engineered for Strength: The 18mm centerless-ground, case-hardened, chromed, and super-polished piston rod enhances durability, while a zinc-plated finish provides exceptional resistance against rust and harsh elements. No matter the conditions, the M1 is built to withstand the test of time.Bold Looks, Smooth Ride: Designed for both performance and aesthetics, the M1 is meant to be mounted body-up for a bold, eye-catching look. Plus, with durable vulcanized natural rubber bushings, you get a smooth, quiet ride with reduced vibrations.Guaranteed Confidence: Backed by Rough Country 3-year Manufacturer Warranty, the M1 Monotube Shock Absorber isnΓÇÖt just an upgrade - it the ultimate performance shock built to handle whatever the road throws your way. Heavy-Duty Build: 2-inch seamless extruded tube for superior strength and durability.
Precision Engineering: 46mm digressive piston delivers responsive performance on any terrain.
Self-Adjusting Technology: Deflective-disc independent rebound and compression for a smooth, controlled ride.
Ultra-Strong Piston Rod: 18mm centerless-ground, case-hardened, chromed, and super-polished piston rod for maximum durability.
Monotube Design: 46mm high-performance monotube ensures consistent, fade-free performance in all conditions.
Instant Response: Digressive valving reacts instantly to changing surface conditions for optimal control.
Corrosion Resistance: Zinc-plated finish protects against rust and harsh elements.
Enhanced Durability: Vulcanized natural rubber bushings provide long-lasting reliability.
Peace of Mind: Backed by a 3-year Manufacturer Warranty. ONLY fits models with a 4" rear lowering kit installed. 1-2 hours