ARB MT64FJC4RH Old Man Emu MT64 Heavy Duty Suspension Kit

The ARB Old Man Emu MT64FJC4RH Heavy Kit is a complete suspension system designed for 4Runner and FJ Cruiser owners who demand exceptional performance for overlanding and heavy-duty applications. This kit is specifically engineered to handle extreme added weight from accessories like steel bumpers, roof racks, camping gear, and armor plating while maintaining superior ride quality on and off-road.

Key Features:

• Monotube internal floating piston (IFP) design with massive 64mm (2.5-inch) bore diameter for superior oil capacity and heat dissipation
• Large 2.8-inch diameter shock bodies constructed from 6061 aluminum with Type III hard anodized finish for maximum durability
• Configurable height adjustment with six spring seat positions providing up to 2.5 inches of lift when paired with Old Man Emu coil springs
• Digressive valving tuned specifically for heavy loads delivers smooth, controlled ride quality on highways and technical terrain
• 22.5mm (7/8-inch) hard chrome piston rod provides exceptional stability and strength
• Application-specific valving optimized for vehicles with extreme added weight and overland setups
• Fully rebuildable design for long-term serviceability and cost-effectiveness
• Natural rubber bushings for superior noise, vibration, and harshness (NVH) compliance

The MT64 Heavy Kit represents the perfect middle ground between ARB's entry-level Nitrocharger and race-inspired BP-51 suspension systems. Engineered by ARB's specialized Old Man Emu suspension team in Australia, this kit combines 45 years of proven Nitrocharger reliability with premium features inspired by the BP-51, creating an ideal suspension solution for serious overlanders and daily drivers alike. Complete suspension system includes front struts with coils and rear springs with shocks. Backed by ARB's 3-year, 37,000-mile limited warranty.