Rancho RS5000X 0″ Rear Lift Shocks for 1999-2004 Ford F-550

Description
Rancho RS5000X 0″ Rear Lift Shocks for 1999-2004 Ford F-550

Rancho RS5000X 0″ Rear Lift Shocks for 1999-2004 Ford F-550

Part Number: RS55126

Summary: The Rancho RS5000X series utilizes an innovative cross-tuned twin-tube design to enhance the ride quality of your Ford F-550. Engineered for durability and consistent performance, these shocks feature a unique valving system that minimizes harshness during initial impacts. This configuration is specifically designed for stock height vehicles, providing a significant upgrade in handling and comfort for both daily driving and heavy-duty work applications.

Features

• Progressive Engagement Valving: Custom-tuned compression and rebound circuits provide a smooth transition between damping forces to ensure maximum comfort on uneven terrain.
• Twin-Tube Gas Pressure Design: The 2.25-inch diameter reserve tube provides increased fluid capacity to ensure cooler operating temperatures during heavy hauling.
• Nitro-Carburized Piston Rod: A 16mm heavy-duty rod construction provides superior scuff and corrosion resistance to ensure long-term seal integrity.
• Polyurethane Bushings: High-density mounting material provides enhanced durability and vibration isolation to ensure a quiet and controlled cabin environment.

Technical Specifications

Fitment

• 1999-2004 Ford F-550
• Note: Fits models with 0″ of rear lift (Stock Height).

What’s Included

• Includes 2 Shocks (Pair)
• Required Protective Boots
• Installation Hardware & Bushings

Why Choose This Product?

• Engineering Advantage: Rancho’s patented Progressive Engagement Valving (PEV) is specifically tuned to manage the high unsprung weight of F-550 chassis components.
• Performance Benefit: Reduced body roll and improved stability when towing or carrying heavy payloads, without the harshness typically associated with heavy-duty shocks.

Related Products

Front Only (Same Series):
Rancho RS5000X 0" Front Lift Shocks for 1999-2004 Ford F-550

RS7MT (Front):
Rancho RS7MT 0" Front Lift Shocks for 1999-2004 Ford F-550

RS90000XL (Rear):
Rancho RS90000XL 0" Rear Lift Shocks for 1999-2004 Ford F-550

RS90000XL (Front):
Rancho RS90000XL 0" Front Lift Shocks for 1999-2004 Ford F-550

RS5000X (Kit):
Rancho RS5000X 0" Lift Shocks for 1999-2004 Ford F-550

RS90000XL (Kit):
Rancho RS90000XL 0" Lift Shocks for 1999-2004 Ford F-550

Frequently Asked Questions

Will these shocks lift my Ford F-550?
No, these shocks are configured for vehicles with 0 inches of rear lift and do not provide any additional ride height.

What is the benefit of the RS5000X twin-tube design?
The twin-tube design offers excellent durability and dent resistance, as an impact to the outer tube will not affect the inner pressure cylinder, ensuring you aren’t stranded on the job site.

Are the shock boots included?
Yes, these Rancho RS5000X shocks include protective boots to shield the piston rod from road debris and contaminants.