What makes a monotube shock different from a twin-tube shock?

Monotube shocks, like this Rancho RS7MT, use a single tube with a floating dividing piston. This design helps dissipate heat more effectively, reducing shock fade during heavy use and allowing for more precise damping control compared to traditional twin-tube shocks.

Does this shock absorber come with any mounting hardware?

This shock absorber is designed for a direct fit and installs easily with no need for installing sleeves or extra hardware. It's application-specific to ensure it mounts correctly out of the box.

What is the purpose of the integrated dirt wiper sealing system?

The integrated dirt wiper sealing system is designed to keep moisture, dirt, and debris from entering the shock absorber. This helps prevent contamination of the internal oil and protects the seals, contributing to the shock's longevity and consistent performance.

Rancho RS7MT Monotube Shock Absorber RS77118

Name: Rancho 61-67 Dodge W100 Series Rear RS7MT Shock
Brand: Rancho
Price: 80.13 USD
Availability: InStock

Rancho 61-67 Dodge W100 Series Rear RS7MT Shock

$80.13

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Rancho RS7MT monotube shock absorber for precise handling on and off-road. Features a large 2-in. body for cooler operation.

Key Features

Fits 136+ vehicle make/model combinations.
Large 2-inch monotube body filled with all-weather fluid and high-pressure nitrogen gas for cooler operation and reduced shock fade.
Integrated dirt wiper sealing system keeps dirt and debris out of the shock.
46mm fluon-banded piston provides consistent sealing for precise control and handling.
14mm hardened chrome piston rod resists scuffs and corrosion.
Internal rebound bumper and shouldered rubber bushings help reduce noise, vibration, and harshness for a smoother ride.

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Will this fit your vehicle?

Product Details

Rancho is known for its suspension components, especially for trucks and off-road vehicles. This RS7MT monotube shock absorber, part number RS77118, is built to give you more control whether you're on the pavement or tackling rough terrain. It fits a wide range of vehicles, including many Chevrolet and Dodge models, so it's a solid option for a lot of different trucks and SUVs.

What makes this shock stand out is its monotube design. The large 2-inch body is filled with all-weather fluid and a high-pressure nitrogen gas charge. This setup helps dissipate heat effectively, which means less shock fade during hard use, like towing or off-roading, and it can handle temperatures from -40 to 248 degrees Fahrenheit. Inside, a 46mm fluon-banded piston ensures consistent sealing for precise control, and a hardened 14mm chrome piston rod resists scuffs and corrosion. Plus, the integrated dirt wiper sealing system is designed to keep contaminants out, helping to protect the internal components and extend the shock's life.

You'll also notice a smoother ride thanks to the internal rebound bumper and shouldered rubber bushings, which help reduce noise and vibration. The shock is designed for a direct fit, meaning it should install easily without needing extra hardware. It's finished in a black satin coat with a distinctive red Rancho logo.