Rancho RS90000XL 1-2.5″ Rear Lift Shocks for 1988-1999 Chevy K1500 4WD

Description
Rancho RS90000XL 1-2.5″ Rear Lift Shocks for 1988-1999 Chevy K1500 4WD

Rancho RS9000XL 1-2.5″ Rear Lift Shocks for 1988-1999 Chevy K1500 4WD

Part Number: RS999190

Summary: The Rancho RS9000XL series delivers industry-leading versatility for owners of the Chevy K1500 and GMC Yukon. Featuring a 9-position manual adjustment knob, these shocks allow you to instantly tune your ride quality from soft to firm based on your immediate needs. Whether you are daily driving, towing a heavy trailer, or heading off-road, this Tier 2 adjustable system provides the precise damping control required to maintain stability and comfort. Engineered to accommodate rear lift heights of 1 to 2.5 inches, they are the ideal solution for leveled or lifted GMT400 platforms.

Features

• 9-Position Tuning: A manual adjustment knob provides nine levels of damping control to ensure the perfect ride for street, towing, or off-road applications.
• Large Shock Body: A 2.75-inch diameter reserve tube provides increased oil capacity to ensure cooler operating temperatures during heavy-duty use.
• Nitro-Carburized Piston Rod: Heavy-duty construction provides superior scuff and corrosion resistance to ensure long-term seal integrity.
• Polyurethane Bushings: Performance-grade material provides enhanced durability and responsiveness to ensure a more controlled driving experience.

Technical Specifications

Fitment

• 1988-1999 Chevy K1500 4WD
• 1992-1999 GMC Yukon
• Note: 4 Door models with Rancho Suspension systems. Configured for 1-2.5 inches of rear lift.

What’s Included

• Includes 2 Shocks (Pair)
• Protective Red Dust Boots
• Mounting Hardware/Bushings

Why Choose This Product?

• Engineering Advantage: Unlike static shocks, the RS9000XL uses a global-patented adjustable design that modifies the bypass flow to change the feel of the vehicle in seconds.
• Performance Benefit: Eliminates the compromise between a comfortable highway ride and the stiffness needed for heavy hauling or technical trails.

Related Products

RS5000X (Rear):
Rancho RS5000X 1-2.5" Rear Lift Shocks for 1988-1999 Chevy K1500 4WD

RS5000X (Front):
Rancho RS5000X 1-2.5" Front Lift Shocks for 1988-1999 Chevy K1500 4WD

RS7MT (Front):
Rancho RS7MT 1-2.5" Front Lift Shocks for 1988-1999 Chevy K1500 4WD

Front Only (Same Series):
Rancho RS90000XL 1-2.5" Front Lift Shocks for 1988-1999 Chevy K1500 4WD

RS5000X (Kit):
Rancho RS5000X 1-2.5" Lift Shocks for 1988-1999 Chevy K1500 4WD

RS90000XL (Kit):
Rancho RS90000XL 1-2.5" Lift Shocks for 1988-1999 Chevy K1500 4WD

Frequently Asked Questions

How do I adjust the firmness of these shocks?
The RS9000XL features a clearly marked 9-position knob at the base of the shock body. Simply turn the dial to your preferred setting—lower numbers for a softer ride and higher numbers for increased firmness.

Do these shocks provide the lift for my truck?
No, these shocks do not create lift. They are specifically configured with the correct extended and compressed lengths to operate safely on vehicles already equipped with 1 to 2.5 inches of rear lift.

Are these shocks sold as a pair?
Yes, this specific SKU (2xRS999190) includes a pair of shocks for the rear of your vehicle.