ARB | OME Nitrocharger Plus Rear Shock Absorber 4WD (1985-95 4Runner/Pickup)
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ARB | OME Nitrocharger Plus Rear Shock Absorber
For 1985–1995 4WD Toyota 4Runner & 1985–1995 4WD Toyota Pickup
Overview
The ARB Old Man Emu Nitrocharger Plus Rear Shock Absorber is a premium suspension upgrade engineered for 1985–1995 Toyota 4Runner and 1985–1995 Toyota Pickup models equipped with 4WD. Designed with vehicle-specific valving and tuning, Nitrocharger Plus shocks deliver improved ride quality, enhanced suspension control, and dependable off-road performance across a wide range of driving conditions.
Whether your vehicle is used for daily commuting, overlanding, towing, trail exploration, or carrying heavy equipment, Nitrocharger Plus shocks are designed to provide balanced handling, predictable ride characteristics, and long-term durability.
Engineered to complement Old Man Emu leaf springs and suspension systems, these shocks help maximize suspension performance both on and off the pavement.
Vehicle-Specific Tuned Performance
Unlike generic replacement shocks, Nitrocharger Plus shocks are individually tuned to match the suspension geometry, weight distribution, and intended use of Toyota 4Runner and Pickup platforms.
Performance Benefits
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Improved ride comfort on rough roads
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Reduced body roll during cornering
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Enhanced vehicle stability
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Better control during off-road driving
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Improved towing and load-carrying performance
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Consistent damping under changing vehicle loads
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Increased driver confidence on and off-road
This vehicle-specific tuning provides predictable suspension behavior and improved overall ride quality.
Heavy-Duty Twin Tube Construction
Nitrocharger Plus shocks utilize a robust twin-tube design engineered for durability and long service life in demanding environments.
Construction Features
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Heavy-gauge steel shock body
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Twin-tube hydraulic design
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Durable yellow powder-coated finish
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Increased impact resistance
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Corrosion-resistant construction
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Designed for long-term off-road use
The twin-tube design helps protect critical internal components from trail impacts and harsh operating conditions.
Advanced Internal Shock Technology
Each Nitrocharger Plus shock incorporates advanced internal valving technology to improve suspension performance and heat management.
Internal Features
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High-flow piston design
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Nitrogen gas charged construction
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Multi-disc compression valving
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Reduced aeration and heat buildup
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Improved damping consistency
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Enhanced shock control during extended use
These technologies help maintain stable suspension performance during towing, overlanding, and aggressive off-road driving.
Available Valving Options
Choosing the Correct Rear Shock
We offer two Nitrocharger Plus rear shock options designed for different vehicle weight configurations.
| Valving Option | Intended Vehicle Setup | Ride Characteristics | Recommended For |
|---|---|---|---|
| Medium Load | Stock to moderately modified vehicles | Softer, more compliant ride | Daily drivers, mild overland builds, light armor |
| Heavy Load | Vehicles carrying constant additional weight | Firmer, more controlled ride | Bumpers, tire carriers, drawer systems, overland rigs |
Selection Guide
Choose Medium Load Valving If:
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Vehicle is near factory weight
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Lightly modified suspension setup
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Occasional cargo loads
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Prioritizing ride comfort
Choose Heavy Load Valving If:
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Vehicle carries permanent additional weight
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Equipped with steel bumpers or armor
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Uses tire carriers, roof racks, or drawer systems
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Frequently used for overlanding or towing
Selecting the correct valving helps maximize ride quality, suspension control, and component longevity.
Direct-Fit Installation
Nitrocharger Plus shocks are designed as direct replacements for factory rear shock absorbers.
Installation Features
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Direct bolt-on installation
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No modifications required
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Compatible with factory mounting locations
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Works with factory and aftermarket suspension systems
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Optimized for use with Old Man Emu suspension components
Professional installation is recommended for best results.
Product Specifications
Shock Specifications
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Type: Rear Shock Absorber
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Design: Twin Tube
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Body Material: Steel
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Gas Charged: Yes
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Bushings: Rubber & Polyurethane
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Color: Yellow
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Warranty: 3-Year Limited Warranty
Ideal Applications
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Daily driving
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Overland builds
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Off-road vehicles
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Expedition rigs
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Towing applications
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Work trucks
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Camping and adventure vehicles
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Restoration projects
Vehicle Compatibility
Toyota 4Runner
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1985–1989 Toyota 1st Gen 4Runner
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1990–1995 Toyota 2nd Gen 4Runner
Toyota Pickup
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1985–1988 Toyota 2nd Gen Pickup
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1989–1995 Toyota 3rd Gen Pickup
⚠️ IMPORTANT FITMENT NOTE: Please verify your vehicle's production year before ordering. While these rear shocks are a direct bolt-on fit for 1985 and newer models, they will not fit 1984 models. The 1984 model year utilizes a smaller 16mm lower mounting pin configuration, whereas these shocks require the larger 19mm pin standard found on 1985 and up models. If you are ordering for a 1984 vehicle, please contact us prior to purchase so we can supply you with the correct matching shock part number for your setup.
Fitment Notes
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4WD Rear shock absorber application only
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Compatible with factory rear suspension mounting locations
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Works with factory and aftermarket suspension systems
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Available in Medium Load and Heavy Load valving options
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Optimized for use with Old Man Emu suspension systems
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Professional installation recommended
Available Configurations
Single Rear Shock
Includes:
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(1) ARB Old Man Emu Nitrocharger Plus Rear Shock Absorber
Pair of Rear Shocks
Includes:
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(2) ARB Old Man Emu Nitrocharger Plus Rear Shock Absorbers
Replacing rear shocks in pairs is recommended to maintain balanced suspension performance, handling, and ride quality.