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Rancho RS7MT 0-2″ Rear Lift Shocks for 1969-1980 GMC K1500 4WD
Description
Rancho RS7MT 0-2″ Rear Lift Shocks for 1969-1980 GMC K1500 4WD
Rancho RS7MT 0-2″ Rear Lift Shocks for 1969-1980 GMC K1500 4WD
Part Number: RS77118
Summary: The Rancho RS7MT series is engineered for high-performance handling and rapid heat dissipation on both GMC K1500 and Toyota Land Cruiser FJ40 applications. Featuring a sophisticated monotube design with a nitrogen gas charge, these shocks provide the precise damping response required to eliminate aeration during aggressive driving. Configured for 0-2 inches of rear lift, they offer a significant upgrade in control for vintage 4WD vehicles transitioning from street to trail.
Features
- Monotube Construction: A high-pressure nitrogen gas-charged 2-inch body provides rapid heat dissipation to ensure consistent damping performance under heavy loads.
- Hardened Nitro-Carburized Piston Rod: The specialized surface treatment provides superior scuff and corrosion resistance to ensure long-term seal integrity in harsh environments.
- Internal Floating Piston (IFP): The physical barrier between the nitrogen gas and hydraulic fluid provides zero aeration to ensure fade-free performance on washboard terrain.
- High-Pressure Gas Charge: The 14mm hardened steel rod design provides increased spring rate support to ensure improved vehicle stability and reduced body roll.
Technical Specifications
| Specification | Value |
|---|---|
| Series | RS7MT |
| Position | Rear |
| Extended Length | 22.17 inches |
| Compressed Length | 14.69 inches |
| Upper Mount Type | L1 (Loop) |
| Lower Mount Type | OE-Style Mount |
| Construction | Monotube |
| Finish | Brushed / Zinc Plated |
Fitment
- 1969-1980 GMC K1500 4WD
- 1969-1980 Toyota Land Cruiser FJ40
- Note: Designed for vehicles with 0-2″ of rear lift.
What’s Included
- Includes 2 Shocks
- Necessary Mounting Bushings & Hardware
- Protective Dust Boots
Why Choose This Product?
- Engineering Advantage: The RS7MT utilizes a high-pressure monotube architecture that outperforms traditional twin-tube shocks in thermal management and response time.
- Performance Benefit: Drivers will experience a firmer, more controlled ride with reduced “mushiness,” specifically tuned for the geometry of classic 4WD leaf-spring platforms.
Related Products
RS5000X (Front):
Rancho RS5000X 0-2" Front Lift Shocks for 1969-1980 GMC K1500 4WD
RS5000X (Rear):
Rancho RS5000X 0-2" Rear Lift Shocks for 1969-1980 GMC K1500 4WD
RS90000XL (Rear):
Rancho RS90000XL 0-2" Rear Lift Shocks for 1969-1980 GMC K1500 4WD
RS90000XL (Front):
Rancho RS90000XL 0-2" Front Lift Shocks for 1969-1980 GMC K1500 4WD
RS90000XL (Kit):
Rancho RS90000XL 0-2" Lift Shocks for 1969-1980 GMC K1500 4WD
RS5000X (Kit):
Rancho RS5000X 0-2" Lift Shocks for 1969-1980 GMC K1500 4WD
Frequently Asked Questions
Will these shocks lift my vehicle?
No, these shocks do not create lift. They are specifically configured with the correct travel lengths to accommodate vehicles already equipped with 0-2 inches of rear lift.
What is the benefit of a Monotube over a Twin-Tube shock?
The monotube design houses the oil and gas in a single chamber separated by a floating piston, allowing for a larger piston area and better cooling, which prevents the shock from becoming soft during heavy use.
Are boots included with the RS7MT series?
Yes, these shocks include protective boots to shield the nitro-carburized rod from rocks, mud, and debris.
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