Rancho RS90000XL 5-6″ Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

Description
Rancho RS90000XL 5-6″ Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

Rancho RS9000XL 5-6″ Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

Part Number: RS999055

Summary: The Rancho RS9000XL series provides the ultimate in suspension versatility for heavy-duty applications. Featuring a 9-position manual adjustment knob, these shocks allow you to instantly tune your ride quality to compensate for varying loads or terrain. Whether you are daily driving, towing a heavy trailer, or navigating off-road trails, this set provides the precise damping control required for a lifted 4WD vehicle.

Features

• 9-Position Tuning: A manual adjustment knob provides nine levels of damping control to ensure the perfect balance between street comfort and heavy-duty towing stability.
• Large Shock Body: The 2.75-inch diameter reserve tube provides increased oil capacity to ensure cooler operating temperatures during high-stress maneuvers.
• Nitrogen Gas Charged: High-pressure gas charging provides a reduction in aeration and foaming to ensure consistent performance under rapid cycling.
• Heavy-Duty Piston: A 1.25-inch sintered iron piston provides structural integrity and smooth travel to ensure long-term durability in harsh environments.

Technical Specifications

Fitment

• 1999-2004 Chevy Silverado 2500 4WD
• 2003-2009 Hummer H2
• Note: Designed for vehicles equipped with 5″ to 6″ of suspension lift.

What’s Included

• (2) RS999055 Front Shocks
• (2) RS999056 Rear Shocks
• Protective Red Dust Boots

Why Choose This Product?

• Engineering Advantage: Rancho’s MyRide technology allows for a 400% change in damping force, giving you the widest adjustment range in the aftermarket.
• Performance Benefit: Eliminates the compromise between a stiff “work truck” ride and a soft “off-road” feel by putting the user in control of the valving.

Related Products

RS7MT (Front):
Rancho RS7MT 5-6" Front Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

RS7MT (Rear):
Rancho RS7MT 5-6" Rear Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

RS90000XL (Rear):
Rancho RS90000XL 5-6" Rear Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

RS90000XL (Front):
Rancho RS90000XL 5-6" Front Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

RS7MT (Kit):
Rancho RS7MT 5-6" Lift Shocks for 1999-2004 Chevy Silverado 2500 4WD

Frequently Asked Questions

How do I adjust the firmness of these shocks?
Each shock features a 9-position knob located at the base of the shock body; simply turn the dial to increase or decrease damping resistance.

Will these shocks lift my truck?
No, these shocks do not create lift. They are specifically configured and valved to accommodate vehicles that already have a 5-6 inch lift kit installed.

Do these shocks include the protective boots?
Yes, this set includes Rancho’s signature red protective boots to shield the piston rod from debris and corrosion.