RAW 4x4 Heavy-Duty Suspension Lift Kit – Land Rover Defender 90 (1984–2016)

RAW 4x4 Heavy-Duty Suspension Lift Kit – Land Rover Defender 90 (1984–2016)

Upgrade your classic short-wheelbase overlander’s load capacity and trail handling with the commercial truck-tough RAW 4x4 Heavy-Duty Suspension Kit for the Land Rover Defender 90 (1984–2016). Born from a rich pedigree of heavy commercial vehicle engineering by Powerdown, this system replaces fatigued factory components to provide up to 40mm of ground clearance — optimised to maintain safe prop-shaft and radius arm geometry without requiring caster correction — for superior axle articulation and tire-to-ground traction.

Unlike the longer 110 and 130 models, the Defender 90 is lighter but highly sensitive to weight distribution when fitted with permanent overland gear. This kit features heavy-duty coil springs on both live axles with multi-stage velocity-sensitive disk valving specifically calibrated for the shorter, punchier wheelbase — delivering balanced handling across rough trails and open highways. Whether you’re mounting a Quick Pitch Quick-en-Suite Box Unit, packing tools, or heading cross-border on corrugated gravel roads, the upgraded coils and RC-D90R-HD Constant-Load Rear Springs stop rear-end sag dead in its tracks.

Kit Components & Part Numbers

• Front Nitro Max Shock Absorbers – Pair (M4106G) – 35–45mm bore, 60mm outer tube, multi-stage velocity-sensitive disk valving
• Front Raised Coil Springs (RC-LR84F) – 0–50kg / Standard Bumper
• Front Heavy-Duty Raised Coil Springs (RC-LR84F-HD) – 50–100kg / Steel Bar & Winch
• Rear Nitro Max Shock Absorbers – Pair (M4107G) – matched rear damping for live rear axle
• Rear Heavy-Duty Coil Springs (RC-D90R) – 0–150kg / Daily Driver & Comfort Touring
• Rear Extra Heavy-Duty Coil Springs (RC-D90R-HD) – Constant 250kg+ for RTT, canopy & permanent overland builds

💡 SWB Balance Tip

Due to the Defender 90’s short wheelbase, overloading the rear can dramatically lighten front steering tracking. If your vehicle has a bullbar or winch, always select the Heavy-Duty Front Springs (RC-LR84F-HD) to keep the vehicle balanced and maintain safe steering response on high-speed dirt roads.

Technical Specifications

• Total Lift: 40mm (1.5 inches) over factory ride height
• Kit Weight: ~28–32kg (lighter than 110/130 kits due to smaller rear coil windings)
• Packaged Dimensions: 820mm × 440mm × 260mm
• Shock Bore: 35mm (Nitro) – 45mm (Nitro Max) | Outer Tube: 60mm steel | Valving: Multi-stage velocity-sensitive disk

Warranty

Industry-leading 3-Year / 60,000km Warranty — covers coil sagging, fracturing, and high-pressure oil seal blowouts under heavy overlanding or towing conditions.

Professional Fitment Available Nationwide

Prefer to have it fitted by experts? Advanced 4x4 offers professional fitment at our fitment centres across South Africa. Simply place your order online and contact us to book your fitment appointment at the centre nearest to you. Our trained technicians will ensure your suspension kit is installed correctly for optimal performance and safety.

Selecting the Right Configuration

To ensure you receive the correct spring rate for your build, please specify your setup at checkout:

• Front-end weight: Standard Bumper / Steel Bar & Winch
• Rear-end setup: Comfort / Daily Touring (0–150kg) / Permanent 250kg+ Overland Build (RTT, canopy & camp gear)

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