Tough Dog 40mm Suspension Lift Kit – Toyota Fortuner D4D (2005–2016) | Advanced 4x4

Tough Dog Toyota Fortuner D4D (2005–2016) Complete 40mm Suspension Lift Kit

The Tough Dog Toyota Fortuner D4D (2005–2016) 40mm Suspension Kit is specifically engineered to correct the common “nose-dive” and body roll issues associated with the first-generation Fortuner. By replacing aging factory components with this heavy-duty system, you gain significantly better handling, increased ground clearance, and a more composed, confident ride on corrugated roads, gravel tracks, and technical terrain.

This kit utilises 41mm Bore Foam Cell Shock technology, featuring microcellular foam that prevents oil aeration and shock fade during high-intensity off-road use — making it the perfect choice for overlanding, heavy-duty touring, and daily driving on South Africa’s demanding road network.

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🔧 Kit Components & Technical Specs

• Lift Height: Approximately 40mm
• Front Shocks: 2x 41mm Bore Foam Cell Shock Absorbers (optional: 40mm 9-way adjustable units)
• Rear Shocks: 2x 41mm Bore Foam Cell Shock Absorbers (optional: 40mm 9-way adjustable units)
• Front Springs: Heavy-duty Coil Springs — matched to your load: No Bar, Bullbar, or Winch setups
• Rear Springs: Coil Springs — Comfort, Medium, or Heavy-Duty Constant Load (ideal for drawer systems and towing)
• High-grade Polyurethane Bush Kit — shackles, eyes, and all necessary mounting hardware
• Approx. Shipping Weight: 38kg – 45kg
• Package Dimensions (L×W×H): 850mm × 400mm × 300mm
• SKU: TD-FORT-GEN1-KT (configuration dependent)

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🚗 Why Upgrade Your Gen 1 Fortuner?

The early Fortuner is legendary for its reliability and off-road capability — but the factory suspension is notoriously soft, leaving the vehicle prone to body roll, rear sag under load, and front-end nose-dive under heavy braking. The Tough Dog kit delivers a “firm but fair” ride that keeps the vehicle level when towing, stable under braking, and composed on corrugated roads — vital for both safety and long-term tyre longevity.

• ✅ 40mm lift — meaningful ground clearance for trails, farm roads, and off-road terrain
• ✅ Eliminates nose-dive — corrected front spring rates improve braking stability and driver confidence
• ✅ Reduces body roll — firmer, more planted feel through corners on and off-road
• ✅ Prevents rear sag — load-rated rear coil options handle drawer systems, towing, and full passenger loads
• ✅ Foam Cell shock technology — microcellular foam prevents fade for consistent performance on extended drives
• ✅ Optional 9-way adjustable shocks — tune your ride from soft city comfort to firm off-road control
• ✅ High-grade polyurethane bushes — outlast rubber factory bushes for long-term durability

Tip: A Steering Damper upgrade is recommended for Gen 1 Fortuner models to further reduce steering wheel vibration and improve directional stability after lift. Ask our team for details.

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🛡️ Warranty & Fitment Requirements

This kit includes a 4-Year / Unlimited Kilometre Recreational Warranty — activated only upon professional installation.

• Approved Fitment: Advanced 4x4 Branch in Strand, any authorised Tough Dog fitment centre, or an RMI-accredited workshop
• Warranty Integrity: Must be fitted by an RMI-approved facility. Odometer reading must be recorded on the fitment invoice to maintain active cover
• Price Excludes: Fitment and wheel alignment. Contact us to book your installation at our Strand branch

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⭐ Why Choose Tough Dog?

Tough Dog is a recognised Second Stage Manufacturer (SSM), with components certified to handle increased Gross Vehicle Mass (GVM) without compromising roadworthiness or legal compliance. Their Gen 1 Fortuner kit is application-specific — calibrated for the D4D platform’s unique geometry and weight distribution — ensuring a precise, safe, and long-lasting upgrade.

At Advanced 4x4, we stock the full Tough Dog Fortuner range and can advise on spring load ratings, optional 9-way adjustable shocks, steering damper upgrades, and fitment bookings at our Strand RMI workshop.

⏳ Lead Time: Please allow 14 business days for production/sourcing if stock is not immediately available.